{"id":16700,"date":"2025-02-17T17:04:08","date_gmt":"2025-02-17T17:04:08","guid":{"rendered":"https:\/\/bestkora.com\/IosDeveloper\/?p=16700"},"modified":"2025-02-24T13:20:50","modified_gmt":"2025-02-24T13:20:50","slug":"%d0%b8%d1%81%d0%bf%d0%be%d0%bb%d1%8c%d0%b7%d0%be%d0%b2%d0%b0%d0%bd%d0%b8%d0%b5-deepseek-%d0%bf%d1%80%d0%b8-%d1%81%d0%be%d0%b7%d0%b4%d0%b0%d0%bd%d0%b8%d0%b8-ios-%d0%bf%d1%80%d0%b8%d0%bb%d0%be%d0%b6-3","status":"publish","type":"post","link":"https:\/\/bestkora.com\/IosDeveloper\/%d0%b8%d1%81%d0%bf%d0%be%d0%bb%d1%8c%d0%b7%d0%be%d0%b2%d0%b0%d0%bd%d0%b8%d0%b5-deepseek-%d0%bf%d1%80%d0%b8-%d1%81%d0%be%d0%b7%d0%b4%d0%b0%d0%bd%d0%b8%d0%b8-ios-%d0%bf%d1%80%d0%b8%d0%bb%d0%be%d0%b6-3\/","title":{"rendered":"\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 DeepSeek \u043f\u0440\u0438 \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u0438 iOS \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f Countries \u0421\u0442\u0440\u0430\u043d\u044b \u041c\u0438\u0440\u0430. \u0427\u0430\u0441\u0442\u044c 3. Swift 6 concurrency \u0438 Map."},"content":{"rendered":"\n

\u042d\u0442\u043e \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0435\u043d\u0438\u0435. \u041d\u0430\u0447\u0430\u043b\u043e \u043d\u0430\u0445\u043e\u0434\u0438\u0442\u0441\u044f \u043d\u0430 <\/span>«\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 DeepSeek \u043f\u0440\u0438 \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u0438 iOS \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f Countries \u0421\u0442\u0440\u0430\u043d\u044b \u041c\u0438\u0440\u0430. \u0427\u0430\u0441\u0442\u044c 1<\/span>«<\/a> \u0438 «\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 DeepSeek \u043f\u0440\u0438 \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u0438 iOS \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f Countries \u0421\u0442\u0440\u0430\u043d\u044b \u041c\u0438\u0440\u0430. \u0427\u0430\u0441\u0442\u044c <\/span>2″<\/a>.<\/p>\n\n\n\n

\u041a\u043e\u0434 \u043d\u0430\u0445\u043e\u0434\u0438\u0442\u0441\u044f \u043d\u0430 Github.<\/a><\/span><\/p>\n\n\n\n

Swift 6 concurrency<\/strong><\/h2>\n\n\n\n
\"\"\/<\/figure>\n\n\n\n
\u041f\u0440\u0435\u043e\u0431\u0440\u0430\u0437\u0443\u0439 \u044d\u0442\u043e iOS \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0435 \u0432 Swift 6 concurrency \u0432\u0435\u0440\u0441\u0438\u044e<\/span><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u0412 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442\u0435 \u043c\u044b \u043f\u043e\u043b\u0443\u0447\u0430\u0435\u043c \u0440\u0430\u0441\u0441\u0443\u0436\u0434\u0435\u043d\u0438\u044f, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0437\u0430\u043d\u044f\u043b\u0438 57 \u0441\u0435\u043a\u0443\u043d\u0434:<\/strong><\/p>\n\n\n\n

\"\"\/<\/figure>\n\n\n\n

\u0412\u043e\u0442 \u043f\u0435\u0440\u0435\u0432\u043e\u0434 \u044d\u0442\u0438\u0445 \u0440\u0430\u0441\u0441\u0443\u0436\u0434\u0435\u043d\u0438\u0439:<\/strong><\/p>\n\n\n\n

\u0425\u043e\u0440\u043e\u0448\u043e, \u043c\u043d\u0435 \u043d\u0443\u0436\u043d\u043e \u043f\u0440\u0435\u043e\u0431\u0440\u0430\u0437\u043e\u0432\u0430\u0442\u044c \u0441\u0443\u0449\u0435\u0441\u0442\u0432\u0443\u044e\u0449\u0435\u0435 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0435 SwiftUI iOS<\/code> \u0434\u043b\u044f \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0435\u0439 \u043c\u043d\u043e\u0433\u043e\u043f\u043e\u0442\u043e\u0447\u043d\u043e\u0441\u0442\u0438 Swift 6<\/code>. \u041f\u043e\u0437\u0432\u043e\u043b\u044c\u0442\u0435 \u043c\u043d\u0435 \u043d\u0430\u0447\u0430\u0442\u044c \u0441 \u0442\u043e\u0433\u043e, \u0447\u0442\u043e Swift 6 <\/code>\u043f\u0440\u0435\u0434\u043b\u0430\u0433\u0430\u0435\u0442 \u0432 \u043f\u043b\u0430\u043d\u0435 \u043c\u043d\u043e\u0433\u043e\u043f\u043e\u0442\u043e\u0447\u043d\u043e\u0441\u0442\u0438. \u042f \u0437\u043d\u0430\u044e, \u0447\u0442\u043e Swift 5.5 <\/code>\u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b async \/ await<\/code>, \u0430\u043a\u0442\u043e\u0440\u044b actor<\/code> \u0438 \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u043d\u0443\u044e \u043c\u043d\u043e\u0433\u043e\u043f\u043e\u0442\u043e\u0447\u043d\u043e\u0441\u0442\u044c, \u043d\u043e \u043e\u0436\u0438\u0434\u0430\u0435\u0442\u0441\u044f, \u0447\u0442\u043e Swift 6<\/code> \u0443\u043b\u0443\u0447\u0448\u0438\u0442 \u0438\u0445 \u0431\u043e\u043b\u0435\u0435 \u0441\u0442\u0440\u043e\u0433\u0438\u043c\u0438 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0430\u043c\u0438 \u043c\u043d\u043e\u0433\u043e\u043f\u043e\u0442\u043e\u0447\u043d\u043e\u0441\u0442\u0438, \u043f\u043e\u043b\u043d\u043e\u0439 \u0438\u0437\u043e\u043b\u044f\u0446\u0438\u0435\u0439 \u0430\u043a\u0442\u043e\u0440\u043e\u0432 actor<\/code> \u0438, \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e, \u043d\u0435\u043a\u043e\u0442\u043e\u0440\u044b\u043c\u0438 \u043d\u043e\u0432\u044b\u043c\u0438 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044f\u043c\u0438.<\/pre>\n\n\n\n\n\n\n\n
\u0412\u043e-\u043f\u0435\u0440\u0432\u044b\u0445, \u0435\u0441\u043b\u0438 \u043f\u043e\u0441\u043c\u043e\u0442\u0440\u0435\u0442\u044c \u043d\u0430 \u0442\u0435\u043a\u0443\u0449\u0438\u0439 \u043a\u043e\u0434, View Model<\/code> \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442 \u0430\u043d\u043d\u043e\u0442\u0430\u0446\u0438\u0438 async\/await<\/code> \u0438 @MainActor<\/code>. \u0412 Swift 6<\/code> \u043c\u043e\u0434\u0435\u043b\u044c \u043c\u043d\u043e\u0433\u043e\u043f\u043e\u0442\u043e\u0447\u043d\u043e\u0441\u0442\u0438 \u0441\u0442\u0430\u043d\u043e\u0432\u0438\u0442\u0441\u044f \u0431\u043e\u043b\u0435\u0435 \u0441\u0442\u0440\u043e\u0433\u043e\u0439, \u043f\u043e\u044d\u0442\u043e\u043c\u0443 \u043c\u043d\u0435 \u043d\u0443\u0436\u043d\u043e \u0443\u0431\u0435\u0434\u0438\u0442\u044c\u0441\u044f, \u0447\u0442\u043e \u0432\u0435\u0441\u044c \u0430\u0441\u0438\u043d\u0445\u0440\u043e\u043d\u043d\u044b\u0439 \u043a\u043e\u0434 \u043f\u0440\u0430\u0432\u0438\u043b\u044c\u043d\u043e \u043f\u043e\u043c\u0435\u0447\u0435\u043d \u0438 \u0447\u0442\u043e \u0433\u043e\u043d\u043a\u0438 \u0434\u0430\u043d\u043d\u044b\u0445 (data races<\/code>) \u043f\u0440\u0435\u0434\u043e\u0442\u0432\u0440\u0430\u0449\u0435\u043d\u044b. \u0421\u0443\u0449\u0435\u0441\u0442\u0432\u0443\u044e\u0449\u0438\u0439 \u043a\u043e\u0434 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442 View Model \u043d\u0430 \u043e\u0441\u043d\u043e\u0432\u0435 \u043a\u043b\u0430\u0441\u0441\u043e\u0432 \u0441\u043e \u0441\u0432\u043e\u0439\u0441\u0442\u0432\u0430\u043c\u0438 @Published<\/code>. \u0412 Swift 6<\/code>, \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e, \u0431\u044b\u043b\u043e \u0431\u044b \u043b\u0443\u0447\u0448\u0435 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u0430\u043a\u0442\u043e\u0440\u044b actor<\/code> \u0434\u043b\u044f View Model<\/code> \u0434\u043b\u044f \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u043f\u043e\u0442\u043e\u043a\u043e\u0432.

\u041f\u043e\u0434\u043e\u0436\u0434\u0438\u0442\u0435, \u043d\u043e View Model<\/code> \u0432 SwiftUI<\/code> \u0447\u0430\u0441\u0442\u043e \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f @MainActor<\/code>, \u043f\u043e\u0442\u043e\u043c\u0443 \u0447\u0442\u043e \u043e\u043d \u043e\u0431\u043d\u043e\u0432\u043b\u044f\u0435\u0442 UI<\/code>, \u0447\u0442\u043e \u0434\u043e\u043b\u0436\u043d\u043e \u043f\u0440\u043e\u0438\u0441\u0445\u043e\u0434\u0438\u0442\u044c \u0432 \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u043c \u043f\u043e\u0442\u043e\u043a\u0435 (main thread<\/code>). \u0422\u0430\u043a \u0447\u0442\u043e, \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e, CountryViewModel<\/code> \u0441\u043b\u0435\u0434\u0443\u0435\u0442 \u043f\u043e\u043c\u0435\u0442\u0438\u0442\u044c \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e @MainActor<\/code>, \u0447\u0442\u043e\u0431\u044b \u0433\u0430\u0440\u0430\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u0442\u044c, \u0447\u0442\u043e \u0432\u0441\u0435 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f UI<\/code> \u043f\u0440\u043e\u0438\u0441\u0445\u043e\u0434\u044f\u0442 \u0432 \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u043c \u043f\u043e\u0442\u043e\u043a\u0435 (main thread<\/code>). \u0422\u0435\u043a\u0443\u0449\u0438\u0439 \u043a\u043e\u0434 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442 @MainActor.run<\/code> \u0432\u043d\u0443\u0442\u0440\u0438 View Model<\/code>, \u043d\u043e \u0432 Swift 6 <\/code>\u0441\u043e\u0437\u0434\u0430\u043d\u0438\u0435 \u0432\u0441\u0435\u0433\u043e \u043a\u043b\u0430\u0441\u0441\u0430 @MainActor<\/code> \u043c\u043e\u0436\u0435\u0442 \u0431\u044b\u0442\u044c \u0431\u043e\u043b\u0435\u0435 \u0443\u043c\u0435\u0441\u0442\u043d\u044b\u043c.

\u0414\u0430\u043b\u0435\u0435, \u0444\u0443\u043d\u043a\u0446\u0438\u0438 \u0432\u044b\u0431\u043e\u0440\u043a\u0438 \u0434\u0430\u043d\u043d\u044b\u0445 fetch<\/code>. \u0422\u0435\u043a\u0443\u0449\u0438\u0439 \u043a\u043e\u0434 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442 \u0430\u0441\u0438\u043d\u0445\u0440\u043e\u043d\u043d\u044b\u0435 async<\/code> \u0444\u0443\u043d\u043a\u0446\u0438\u0438 \u0438 Task<\/code> \u0432 \u043c\u043e\u0434\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u0435 .task<\/code>. \u0412 Swift 6 <\/code>\u043c\u043d\u0435 \u0441\u043b\u0435\u0434\u0443\u0435\u0442 \u043f\u0440\u043e\u0432\u0435\u0440\u0438\u0442\u044c, \u0435\u0441\u0442\u044c \u043b\u0438 \u043a\u0430\u043a\u0438\u0435-\u043b\u0438\u0431\u043e \u043d\u043e\u0432\u044b\u0435 \u043c\u043e\u0434\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b \u0438\u043b\u0438 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u0432 \u0442\u043e\u043c, \u043a\u0430\u043a \u043e\u0431\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u044e\u0442\u0441\u044f Task. \u041a\u0440\u043e\u043c\u0435 \u0442\u043e\u0433\u043e, \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0430 \u043e\u0448\u0438\u0431\u043e\u043a \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442 \u0431\u043b\u043e\u043a\u0438 do-catch<\/code>; Swift 6<\/code> \u043c\u043e\u0436\u0435\u0442 \u0432\u0432\u0435\u0441\u0442\u0438 \u0431\u043e\u043b\u0435\u0435 \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u0443\u044e \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0443 \u043e\u0448\u0438\u0431\u043e\u043a \u0438\u043b\u0438 \u043f\u043e\u0442\u0440\u0435\u0431\u043e\u0432\u0430\u0442\u044c \u0431\u043e\u043b\u0435\u0435 \u044f\u0432\u043d\u043e\u0433\u043e \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044f \u043e\u0448\u0438\u0431\u043e\u043a.

\u0412 \u043a\u043e\u0434\u0435 CountryViewModel<\/code> \u0434\u0430\u043d\u043d\u044b\u0435 \u0432\u044b\u0431\u0438\u0440\u0430\u044e\u0442\u0441\u044f \u0430\u0441\u0438\u043d\u0445\u0440\u043e\u043d\u043d\u043e. \u0427\u0442\u043e\u0431\u044b \u0441\u0434\u0435\u043b\u0430\u0442\u044c \u0435\u0433\u043e \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u044b\u043c \u0441\u043e Swift 6<\/code>, \u043c\u043d\u0435 \u0441\u043b\u0435\u0434\u0443\u0435\u0442 \u0443\u0431\u0435\u0434\u0438\u0442\u044c\u0441\u044f, \u0447\u0442\u043e \u0432\u0441\u0435 \u0438\u0437\u043c\u0435\u043d\u044f\u0435\u043c\u044b\u0435 \u0441\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u044f \u0434\u043e\u043b\u0436\u043d\u044b\u043c \u043e\u0431\u0440\u0430\u0437\u043e\u043c \u0438\u0437\u043e\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u044b. \u041f\u043e\u0441\u043a\u043e\u043b\u044c\u043a\u0443 View Model<\/code> \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u043a\u043b\u0430\u0441\u0441\u043e\u043c, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 @MainActor <\/code>\u043f\u043e\u043c\u043e\u0436\u0435\u0442, \u043d\u043e \u0435\u0441\u043b\u0438 \u0435\u0441\u0442\u044c \u0444\u043e\u043d\u043e\u0432\u044b\u0435 (background<\/code>) \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0438, \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e, \u0441\u043b\u0435\u0434\u0443\u0435\u0442 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u043a\u043b\u044e\u0447\u0435\u0432\u043e\u0435 \u0441\u043b\u043e\u0432\u043e nonisolated<\/code>\u00a0 \u0434\u043b\u044f \u0444\u0443\u043d\u043a\u0446\u0438\u0439, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043d\u0435 \u0437\u0430\u0442\u0440\u0430\u0433\u0438\u0432\u0430\u044e\u0442 \u0441\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0435.

\u0415\u0441\u043b\u0438 \u043f\u043e\u0441\u043c\u043e\u0442\u0440\u0435\u0442\u044c \u043d\u0430 \u0444\u0443\u043d\u043a\u0446\u0438\u0438 fetchCountries <\/code>\u0438 fetchIndicatorData<\/code>, \u0442\u043e \u043e\u043d\u0438 \u0432\u044b\u043f\u043e\u043b\u043d\u044f\u044e\u0442 \u0441\u0435\u0442\u0435\u0432\u044b\u0435 \u0437\u0430\u043f\u0440\u043e\u0441\u044b. \u0412 Swift 6<\/code>, \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e, \u0431\u044b\u043b\u043e \u0431\u044b \u043f\u043e\u043b\u0435\u0437\u043d\u043e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c async let <\/code>\u0438 \u0433\u0440\u0443\u043f\u043f\u044b \u0437\u0430\u0434\u0430\u0447 Task Group<\/code> \u0431\u043e\u043b\u0435\u0435 \u0448\u0438\u0440\u043e\u043a\u043e. \u0422\u0430\u043a\u0436\u0435 \u0441\u043b\u0435\u0434\u0443\u0435\u0442 \u0433\u0430\u0440\u0430\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u0442\u044c, \u0447\u0442\u043e \u043b\u044e\u0431\u043e\u0435 \u043e\u0431\u0449\u0435\u0435 \u0438\u0437\u043c\u0435\u043d\u044f\u0435\u043c\u043e\u0435 \u0441\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0435 \u0437\u0430\u0449\u0438\u0449\u0435\u043d\u043e \u0430\u043a\u0442\u043e\u0440\u0430\u043c\u0438 actor<\/code> \u0438\u043b\u0438 @MainActor<\/code>.

\u0415\u0449\u0435 \u043e\u0434\u0438\u043d \u043c\u043e\u043c\u0435\u043d\u0442 \u2014 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 [String: [Country]] <\/code>\u0432 groupedCountries<\/code>. \u041f\u043e\u0441\u043a\u043e\u043b\u044c\u043a\u0443 \u044d\u0442\u043e @Published<\/code> \u0438 \u0438\u0437\u043c\u0435\u043d\u044f\u0435\u0442\u0441\u044f \u0432 View Model<\/code>, \u043a\u0440\u0430\u0439\u043d\u0435 \u0432\u0430\u0436\u043d\u043e, \u0447\u0442\u043e\u0431\u044b \u0432\u0441\u0435 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f \u043f\u0440\u043e\u0438\u0441\u0445\u043e\u0434\u0438\u043b\u0438 \u0432 \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u043c \u043f\u043e\u0442\u043e\u043a\u0435 (main thread<\/code>). \u041f\u043e\u043c\u0435\u0442\u043a\u0430 View Model<\/code> \u043a\u0430\u043a @MainActor<\/code> \u0434\u043e\u043b\u0436\u043d\u0430 \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0442\u044c \u044d\u0442\u043e.

\u0410 \u043a\u0430\u043a \u043d\u0430\u0441\u0447\u0435\u0442 URLSession data tasks<\/code> ? \u0422\u0435\u043a\u0443\u0449\u0438\u0439 \u043a\u043e\u0434 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442 URLSession.shared.data(from: url)<\/code>, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u0430\u0441\u0438\u043d\u0445\u0440\u043e\u043d\u043d\u044b\u043c \u0438 \u0434\u043e\u043b\u0436\u0435\u043d \u0431\u044b\u0442\u044c \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u044b\u043c. \u0412 Swift 6<\/code>, \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e, \u0435\u0441\u0442\u044c \u043d\u043e\u0432\u044b\u0435 API<\/code> \u0438\u043b\u0438 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f, \u043d\u043e \u044f \u0434\u0443\u043c\u0430\u044e, \u0447\u0442\u043e \u0441\u0443\u0449\u0435\u0441\u0442\u0432\u0443\u044e\u0449\u0438\u0439 \u043a\u043e\u0434 \u043f\u043e\u0434\u043e\u0439\u0434\u0435\u0442.

\u041e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0430 \u043e\u0448\u0438\u0431\u043e\u043a: \u0442\u0435\u043a\u0443\u0449\u0438\u0439 \u043a\u043e\u0434 \u0438\u043c\u0435\u0435\u0442 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u0441\u043a\u043e\u0435 \u043f\u0435\u0440\u0435\u0447\u0438\u0441\u043b\u0435\u043d\u0438\u0435 enum APIError<\/code>. Swift 6<\/code> \u043c\u043e\u0436\u0435\u0442 \u043f\u043e\u0442\u0440\u0435\u0431\u043e\u0432\u0430\u0442\u044c \u0431\u043e\u043b\u0435\u0435 \u044f\u0432\u043d\u043e\u0439 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u043e\u0448\u0438\u0431\u043e\u043a, \u043d\u043e \u0441\u0443\u0449\u0435\u0441\u0442\u0432\u0443\u044e\u0449\u0438\u0445 \u0431\u043b\u043e\u043a\u043e\u0432 do-catch <\/code>\u0434\u043e\u043b\u0436\u043d\u043e \u0431\u044b\u0442\u044c \u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u043e. \u041e\u0434\u043d\u0430\u043a\u043e \u043c\u043d\u0435 \u0441\u043b\u0435\u0434\u0443\u0435\u0442 \u043f\u0440\u043e\u0432\u0435\u0440\u0438\u0442\u044c, \u0432\u043b\u0438\u044f\u044e\u0442 \u043b\u0438 \u043a\u0430\u043a\u0438\u0435-\u043b\u0438\u0431\u043e \u043d\u043e\u0432\u044b\u0435 \u0444\u0443\u043d\u043a\u0446\u0438\u0438 \u043c\u043d\u043e\u0433\u043e\u043f\u043e\u0442\u043e\u0447\u043d\u043e\u0441\u0442\u0438 \u043d\u0430 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0435 \u043e\u0448\u0438\u0431\u043e\u043a.

\u0424\u0443\u043d\u043a\u0446\u0438\u044f mergeData<\/strong><\/code> \u0438\u0437\u043c\u0435\u043d\u044f\u0435\u0442 \u0441\u0442\u0440\u0430\u043d\u044b countries<\/code>, \u0434\u043e\u0431\u0430\u0432\u043b\u044f\u044f \u043d\u0430\u0441\u0435\u043b\u0435\u043d\u0438\u0435 population<\/code> \u0438 \u0412\u0412\u041f gdp<\/code>. \u041f\u043e\u0441\u043a\u043e\u043b\u044c\u043a\u0443 \u044d\u0442\u043e \u0434\u0435\u043b\u0430\u0435\u0442\u0441\u044f \u0432 View Model<\/code> \u043d\u0430 @MainActor<\/code>, \u044d\u0442\u043e \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e. \u041d\u043e \u0432 Swift 6<\/code>, \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e, \u043c\u043e\u0436\u043d\u043e \u0431\u044b\u043b\u043e \u0431\u044b \u0440\u0430\u0441\u0441\u043c\u043e\u0442\u0440\u0435\u0442\u044c \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 AsyncSequence<\/code> \u0438\u043b\u0438 \u0434\u0440\u0443\u0433\u0438\u0445 \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u043e\u0432 \u043c\u043d\u043e\u0433\u043e\u043f\u043e\u0442\u043e\u0447\u043d\u043e\u0441\u0442\u0438, \u043d\u043e \u0442\u0435\u043a\u0443\u0449\u0438\u0439 \u043f\u043e\u0434\u0445\u043e\u0434, \u0441\u043a\u043e\u0440\u0435\u0435 \u0432\u0441\u0435\u0433\u043e, \u0432\u0441\u0435 \u0435\u0449\u0435 \u0430\u043a\u0442\u0443\u0430\u043b\u0435\u043d.

\u0422\u0435\u0441\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435: \u0443\u0431\u0435\u0434\u0438\u0442\u0435\u0441\u044c, \u0447\u0442\u043e \u0432\u0441\u0435 \u0430\u0441\u0438\u043d\u0445\u0440\u043e\u043d\u043d\u044b\u0435 async<\/code> \u0444\u0443\u043d\u043a\u0446\u0438\u0438 \u043f\u0440\u0430\u0432\u0438\u043b\u044c\u043d\u043e \u043f\u043e\u043c\u0435\u0447\u0435\u043d\u044b \u043a\u0430\u043a async<\/code>, \u0438 \u0447\u0442\u043e \u043b\u044e\u0431\u044b\u0435 \u0437\u0430\u043c\u044b\u043a\u0430\u043d\u0438\u044f, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043c\u043e\u0433\u0443\u0442 \u0432\u044b\u0437\u0432\u0430\u0442\u044c \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u044b \u043c\u043d\u043e\u0433\u043e\u043f\u043e\u0442\u043e\u0447\u043d\u043e\u0441\u0442\u0438, \u0437\u0430\u043c\u0435\u043d\u0435\u043d\u044b async<\/code> \u0430\u043b\u044c\u0442\u0435\u0440\u043d\u0430\u0442\u0438\u0432\u0430\u043c\u0438. \u0422\u0430\u043a\u0436\u0435 \u043f\u0440\u043e\u0432\u0435\u0440\u044c\u0442\u0435 \u043d\u0430\u043b\u0438\u0447\u0438\u0435 \u043b\u044e\u0431\u044b\u0445 \u0441\u043f\u0435\u0446\u0438\u0444\u0438\u0447\u043d\u044b\u0445 \u0434\u043b\u044f Swift 6<\/code> \u043f\u0440\u0435\u0434\u0443\u043f\u0440\u0435\u0436\u0434\u0435\u043d\u0438\u0439 \u0438\u043b\u0438 \u043e\u0448\u0438\u0431\u043e\u043a, \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u044b\u0445 \u0441 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0430\u043c\u0438 \u043c\u043d\u043e\u0433\u043e\u043f\u043e\u0442\u043e\u0447\u043d\u043e\u0441\u0442\u0438.<\/pre>\n\n\n\n
\u0418\u0442\u0430\u043a, \u0448\u0430\u0433\u0438 \u043f\u043e \u043f\u0440\u0435\u043e\u0431\u0440\u0430\u0437\u043e\u0432\u0430\u043d\u0438\u044e:<\/strong>

1. \u041f\u043e\u043c\u0435\u0442\u044c\u0442\u0435 CountryViewModel<\/code> \u043a\u0430\u043a @MainActor<\/code>, \u0447\u0442\u043e\u0431\u044b \u0443\u0431\u0435\u0434\u0438\u0442\u044c\u0441\u044f, \u0447\u0442\u043e \u0432\u0441\u0435 \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f UI <\/code>\u043d\u0430\u0445\u043e\u0434\u044f\u0442\u0441\u044f \u0432 \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u043c \u043f\u043e\u0442\u043e\u043a\u0435.

2. \u041f\u0440\u043e\u0432\u0435\u0440\u044c\u0442\u0435 \u0432\u0441\u0435 \u0430\u0441\u0438\u043d\u0445\u0440\u043e\u043d\u043d\u044b\u0435 \u0444\u0443\u043d\u043a\u0446\u0438\u0438 \u0438 \u0443\u0431\u0435\u0434\u0438\u0442\u0435\u0441\u044c, \u0447\u0442\u043e \u043e\u043d\u0438 \u043f\u0440\u0430\u0432\u0438\u043b\u044c\u043d\u043e \u043f\u043e\u043c\u0435\u0447\u0435\u043d\u044b \u043a\u0430\u043a async<\/code> \u0438 throws<\/code>.

3. \u0417\u0430\u043c\u0435\u043d\u0438\u0442\u0435 \u0432\u0441\u0435 \u043e\u0441\u0442\u0430\u0432\u0448\u0438\u0435\u0441\u044f \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 \u0437\u0430\u0432\u0435\u0440\u0448\u0435\u043d\u0438\u044f \u0438\u043b\u0438 \u043e\u0431\u044a\u0435\u0434\u0438\u043d\u0438\u0442\u0435 \u043a\u043e\u0434 \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e async\/await<\/code>.

4. \u0418\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0439\u0442\u0435 nonisolated<\/code> \u0434\u043b\u044f \u0444\u0443\u043d\u043a\u0446\u0438\u0439 \u0432 View Model<\/code>, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043d\u0435 \u043e\u0431\u0440\u0430\u0449\u0430\u044e\u0442\u0441\u044f \u043a \u0438\u0437\u043c\u0435\u043d\u044f\u0435\u043c\u043e\u043c\u0443 \u0441\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u044e.

5. \u0423\u0431\u0435\u0434\u0438\u0442\u0435\u0441\u044c, \u0447\u0442\u043e \u0432\u0435\u0441\u044c \u0434\u043e\u0441\u0442\u0443\u043f \u043a \u0441\u0432\u043e\u0439\u0441\u0442\u0432\u0430\u043c @Published<\/code> \u043f\u0440\u043e\u0438\u0441\u0445\u043e\u0434\u0438\u0442 \u0432 \u043f\u0440\u0435\u0434\u0435\u043b\u0430\u0445 @MainActor<\/code>.

6. \u041f\u0440\u0438 \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e\u0441\u0442\u0438 \u043e\u0431\u043d\u043e\u0432\u0438\u0442\u0435 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 Task<\/code> \u0432 \u043c\u043e\u0434\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u0435 .task<\/code>.

7. \u041f\u0440\u043e\u0432\u0435\u0440\u044c\u0442\u0435 \u043d\u0430\u043b\u0438\u0447\u0438\u0435 \u043d\u043e\u0432\u044b\u0445 \u0444\u0443\u043d\u043a\u0446\u0438\u0439  Swift 6<\/code> \u043c\u043d\u043e\u0433\u043e\u043f\u043e\u0442\u043e\u0447\u043d\u043e\u0441\u0442\u0438 \u0438 \u043f\u0440\u0438\u043c\u0435\u043d\u0438\u0442\u0435 \u0438\u0445, \u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440, AsyncSequence<\/code> \u0438\u043b\u0438 \u0444\u0443\u043d\u043a\u0446\u0438\u044e cancel()<\/code> \u0434\u043b\u044f \u043e\u0442\u043c\u0435\u043d\u044b \u0437\u0430\u0434\u0430\u0447 Task<\/code>.

8. \u0423\u0431\u0435\u0434\u0438\u0442\u0435\u0441\u044c, \u0447\u0442\u043e \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0430 \u043e\u0448\u0438\u0431\u043e\u043a \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u0430 \u0441 \u0431\u043e\u043b\u0435\u0435 \u0441\u0442\u0440\u043e\u0433\u043e\u0439 \u043c\u043e\u0434\u0435\u043b\u044c\u044e Swift 6<\/code> \u043c\u043d\u043e\u0433\u043e\u043f\u043e\u0442\u043e\u0447\u043d\u043e\u0441\u0442\u0438.

9. \u041f\u0440\u043e\u0442\u0435\u0441\u0442\u0438\u0440\u0443\u0439\u0442\u0435 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0435, \u0447\u0442\u043e\u0431\u044b \u0443\u0431\u0435\u0434\u0438\u0442\u044c\u0441\u044f \u0432 \u043e\u0442\u0441\u0443\u0442\u0441\u0442\u0432\u0438\u0438 \u0433\u043e\u043d\u043e\u043a \u0434\u0430\u043d\u043d\u044b\u0445 (Data races<\/code>) \u0438\u043b\u0438 \u043f\u0440\u043e\u0431\u043b\u0435\u043c \u043c\u043d\u043e\u0433\u043e\u043f\u043e\u0442\u043e\u0447\u043d\u043e\u0441\u0442\u0438.<\/pre>\n\n\n\n
\u041f\u043e\u0434\u043e\u0436\u0434\u0438\u0442\u0435, \u0441\u0443\u0449\u0435\u0441\u0442\u0432\u0443\u044e\u0449\u0438\u0439 \u043a\u043e\u0434 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f \u0443\u0436\u0435 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442 async\/await<\/code>, \u043f\u043e\u044d\u0442\u043e\u043c\u0443 \u043e\u0441\u043d\u043e\u0432\u043d\u044b\u0435 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u0431\u0443\u0434\u0443\u0442 \u0432\u043a\u043b\u044e\u0447\u0430\u0442\u044c \u043f\u0440\u0438\u043d\u044f\u0442\u0438\u0435 \u0431\u043e\u043b\u0435\u0435 \u0441\u0442\u0440\u043e\u0433\u0438\u0445 \u043f\u0440\u043e\u0432\u0435\u0440\u043e\u043a \u043c\u043d\u043e\u0433\u043e\u043f\u043e\u0442\u043e\u0447\u043d\u043e\u0441\u0442\u0438, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 @MainActor<\/code> \u0434\u043b\u044f View Model<\/code> \u0438 \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u0435 \u0438\u0437\u043e\u043b\u044f\u0446\u0438\u0438 \u0432\u0441\u0435\u0445 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439 \u0441\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u044f. \u041a\u0440\u043e\u043c\u0435 \u0442\u043e\u0433\u043e, \u0437\u0430\u043c\u0435\u043d\u0438\u0442\u0435 \u043b\u044e\u0431\u044b\u0435 \u043f\u0440\u0438\u043d\u0443\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0435 \u0440\u0430\u0437\u0432\u0435\u0440\u0442\u043a\u0438 (force unwraps<\/code>) Optional<\/code> \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0439 \u043d\u0430 \u043f\u0440\u0430\u0432\u0438\u043b\u044c\u043d\u0443\u044e \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0443 \u043e\u0448\u0438\u0431\u043e\u043a, \u043f\u043e\u0441\u043a\u043e\u043b\u044c\u043a\u0443 Swift 6<\/code> \u043c\u043e\u0436\u0435\u0442 \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0442\u044c \u0431\u043e\u043b\u0435\u0435 \u0441\u0442\u0440\u043e\u0433\u0438\u0435 \u043f\u0440\u0430\u0432\u0438\u043b\u0430 \u0434\u043b\u044f Optional<\/code> \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u043e\u0432.

\u0412 \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u043d\u043e\u043c \u043a\u043e\u0434\u0435 \u0435\u0441\u0442\u044c guard  let url<\/code> = URL(string: countryURL) else { throw APIError.invalidURL }<\/code><\/strong>, \u0447\u0442\u043e \u0445\u043e\u0440\u043e\u0448\u043e. \u041d\u043e \u0434\u0440\u0443\u0433\u0438\u043c \u0447\u0430\u0441\u0442\u044f\u043c \u043a\u043e\u0434\u0430 \u043c\u043e\u0433\u0443\u0442 \u043f\u043e\u0442\u0440\u0435\u0431\u043e\u0432\u0430\u0442\u044c\u0441\u044f \u0434\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0435 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438.

\u041a\u0440\u043e\u043c\u0435 \u0442\u043e\u0433\u043e, \u0432 Swift 6<\/code> \u0440\u0430\u0437\u0440\u0435\u0448\u0435\u043d\u043e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 async let<\/code>, \u043a\u043e\u0442\u043e\u0440\u043e\u0435 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u0432 \u0442\u0435\u043a\u0443\u0449\u0435\u043c \u043a\u043e\u0434\u0435. \u041f\u043e\u044d\u0442\u043e\u043c\u0443 \u044f \u0434\u0443\u043c\u0430\u044e, \u0447\u0442\u043e \u0433\u043b\u0430\u0432\u043d\u0430\u044f \u0437\u0430\u0434\u0430\u0447\u0430 \u2014 \u0430\u043d\u043d\u043e\u0442\u0438\u0440\u043e\u0432\u0430\u0442\u044c View Model<\/code> \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e @MainActor <\/code>\u0438 \u0433\u0430\u0440\u0430\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u0442\u044c, \u0447\u0442\u043e \u0432\u0441\u0435 \u043c\u0443\u0442\u0430\u0446\u0438\u0438 \u0441\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u044f \u043d\u0430\u0445\u043e\u0434\u044f\u0442\u0441\u044f \u0432 \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u043c \u043f\u043e\u0442\u043e\u043a\u0435 (main thread<\/code>).<\/pre>\n\n\n\n
\u0418\u0442\u0430\u043a, \u043e\u043a\u043e\u043d\u0447\u0430\u0442\u0435\u043b\u044c\u043d\u044b\u0435 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u044f \u043a\u043e\u0434\u0430:

- \u0414\u043e\u0431\u0430\u0432\u044c\u0442\u0435 @MainActor \u0432 \u043a\u043b\u0430\u0441\u0441 CountryViewModel.

- \u0423\u0431\u0435\u0434\u0438\u0442\u0435\u0441\u044c, \u0447\u0442\u043e \u0432\u0441\u0435 \u0444\u0443\u043d\u043a\u0446\u0438\u0438, \u0438\u0437\u043c\u0435\u043d\u044f\u044e\u0449\u0438\u0435 \u0441\u0432\u043e\u0439\u0441\u0442\u0432\u0430 @Published, \u043d\u0430\u0445\u043e\u0434\u044f\u0442\u0441\u044f \u0432 \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u043c \u0430\u043a\u0442\u0435\u0440\u0435 @MainActor.

- \u041f\u0440\u043e\u0432\u0435\u0440\u044c\u0442\u0435 \u043d\u0430\u043b\u0438\u0447\u0438\u0435 \u043e\u0441\u0442\u0430\u0432\u0448\u0435\u0433\u043e\u0441\u044f \u043d\u0435 \u0430\u0441\u0438\u043d\u0445\u0440\u043e\u043d\u043d\u043e\u0433\u043e \u043a\u043e\u0434\u0430, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043c\u043e\u0436\u0435\u0442 \u0432\u044b\u0437\u0432\u0430\u0442\u044c \u0433\u043e\u043d\u043a\u0438 \u0434\u0430\u043d\u043d\u044b\u0445 (data races).

- \u041e\u0431\u043d\u043e\u0432\u0438\u0442\u0435 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0443 \u043e\u0448\u0438\u0431\u043e\u043a, \u0447\u0442\u043e\u0431\u044b \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u0443\u043b\u0443\u0447\u0448\u0435\u043d\u043d\u044b\u0435 \u0444\u0443\u043d\u043a\u0446\u0438\u0438 Swift 6 \u043c\u043d\u043e\u0433\u043e\u043f\u043e\u0442\u043e\u0447\u043d\u043e\u0441\u0442\u0438, \u0435\u0441\u043b\u0438 \u043f\u0440\u0438\u043c\u0435\u043d\u0438\u043c\u043e.

\u041f\u043e\u0441\u043b\u0435 \u0432\u043d\u0435\u0441\u0435\u043d\u0438\u044f \u044d\u0442\u0438\u0445 \u0438\u0437\u043c\u0435\u043d\u0435\u043d\u0438\u0439 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0435 \u0434\u043e\u043b\u0436\u043d\u043e \u0431\u044b\u0442\u044c \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u043e \u0441 \u043c\u043e\u0434\u0435\u043b\u044c\u044e Swift 6 \u043c\u043d\u043e\u0433\u043e\u043f\u043e\u0442\u043e\u0447\u043d\u043e\u0441\u0442\u0438, \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u044f \u0431\u0435\u0437\u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u044c \u043f\u043e\u0442\u043e\u043a\u043e\u0432 \u0438 \u043f\u0440\u0430\u0432\u0438\u043b\u044c\u043d\u043e\u0435 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 async\/await.<\/pre>\n\n\n\n
\u0414\u043b\u044f \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f:<\/strong><\/p>\n\n\n\n
\u0412\u043e\u0442 \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u0430\u044f \u0434\u043b\u044f Swift 6 \u043c\u043d\u043e\u0433\u043e\u043f\u043e\u0442\u043e\u0447\u043d\u043e\u0441\u0442\u0438 \u0432\u0435\u0440\u0441\u0438\u044f \u0441\u043e \u0441\u0442\u0440\u043e\u0433\u043e\u0439 \u0438\u0437\u043e\u043b\u044f\u0446\u0438\u0435\u0439 a\u043a\u0442\u043e\u0440\u043e\u0432  actor<\/code>  \u0438 \u0441\u043e\u0432\u0440\u0435\u043c\u0435\u043d\u043d\u044b\u043c\u0438 \u0448\u0430\u0431\u043b\u043e\u043d\u0430\u043c\u0438 \u043c\u043d\u043e\u0433\u043e\u043f\u043e\u0442\u043e\u0447\u043d\u043e\u0441\u0442\u0438 :<\/span><\/p>\n\n\n\n
<\/circle><\/circle><\/circle><\/g><\/svg><\/span><\/path><\/path><\/svg><\/span>
import<\/span> <\/span>SwiftUI<\/span><\/span>\n<\/span>\n\/\/ MARK: - Main View<\/span><\/span>\nstruct<\/span> <\/span>CountryListView<\/span>: <\/span>View <\/span>{<\/span><\/span>\n    <\/span>@State<\/span> <\/span>private<\/span> <\/span>var<\/span> viewModel = <\/span>CountryViewModel<\/span>()<\/span><\/span>\n    <\/span><\/span>\n    <\/span>var<\/span> body: <\/span>some<\/span> View {<\/span><\/span>\n        <\/span>NavigationStack<\/span> {<\/span><\/span>\n            <\/span>Group<\/span> {<\/span><\/span>\n                <\/span>switch<\/span> viewModel.loadingState {<\/span><\/span>\n                <\/span>case<\/span> .<\/span>loading<\/span>:<\/span><\/span>\n                    <\/span>ProgressView<\/span>(<\/span>"Loading countries..."<\/span>)<\/span><\/span>\n                <\/span>case<\/span> .<\/span>loaded<\/span>:<\/span><\/span>\n                  <\/span>List<\/span> {<\/span><\/span>\n                    <\/span>ForEach<\/span>(viewModel.<\/span>sortedRegions<\/span>, <\/span>id<\/span>: \\.<\/span>self<\/span>) { region <\/span>in<\/span><\/span>\n                      <\/span>Section<\/span>(<\/span>header<\/span>: <\/span>Text<\/span>(region)) {<\/span><\/span>\n                        <\/span>ForEach<\/span>(viewModel.<\/span>countries<\/span>(<\/span>in<\/span>: region)) { country <\/span>in<\/span><\/span>\n                                    <\/span>CountryRow<\/span>(<\/span>country<\/span>: country)<\/span><\/span>\n                                }<\/span><\/span>\n                            }<\/span><\/span>\n                        }<\/span><\/span>\n                    }<\/span><\/span>\n                <\/span>case<\/span> .error(<\/span>let<\/span> message)<\/span>:<\/span><\/span>\n                    <\/span>ContentUnavailableView<\/span>(<\/span>"Loading Failed"<\/span>, <\/span><\/span>\n                           <\/span>systemImage<\/span>: <\/span>"globe"<\/span>, <\/span>description<\/span>: <\/span>Text<\/span>(message))<\/span><\/span>\n                }<\/span><\/span>\n            }<\/span><\/span>\n            .<\/span>navigationTitle<\/span>(<\/span>"World Countries"<\/span>)<\/span><\/span>\n            .<\/span>refreshable<\/span> { <\/span>await<\/span> viewModel.<\/span>load<\/span>() }<\/span><\/span>\n        }<\/span><\/span>\n        .<\/span>task<\/span> { <\/span>await<\/span> viewModel.<\/span>load<\/span>() }<\/span><\/span>\n    }<\/span><\/span>\n}<\/span><\/span>\n<\/span>\n\/\/ MARK: - View Components<\/span><\/span>\nstruct<\/span> <\/span>CountryRow<\/span>: <\/span>View <\/span>{<\/span><\/span>\n    <\/span>let<\/span> country: Country<\/span><\/span>\n    <\/span><\/span>\n    <\/span>var<\/span> body: <\/span>some<\/span> View {<\/span><\/span>\n        <\/span>HStack<\/span>(<\/span>spacing<\/span>: <\/span>12<\/span>) {<\/span><\/span>\n            <\/span>Text<\/span>(country.<\/span>flag<\/span>)<\/span><\/span>\n                .<\/span>font<\/span>(.<\/span>system<\/span>(<\/span>size<\/span>: <\/span>32<\/span>))<\/span><\/span>\n            <\/span><\/span>\n            <\/span>VStack<\/span>(<\/span>alignment<\/span>: .<\/span>leading<\/span>, <\/span>spacing<\/span>: <\/span>4<\/span>) {<\/span><\/span>\n                <\/span>Text<\/span>(country.<\/span>name<\/span>)<\/span><\/span>\n                    .<\/span>font<\/span>(.<\/span>headline<\/span>)<\/span><\/span>\n                <\/span><\/span>\n                <\/span>HStack<\/span>(<\/span>spacing<\/span>: <\/span>16<\/span>) {<\/span><\/span>\n                    <\/span>Label<\/span>(country.<\/span>capitalCity<\/span>, <\/span>systemImage<\/span>: <\/span>"building.2"<\/span>)<\/span><\/span>\n                    <\/span>Text<\/span>(country.<\/span>iso2Code<\/span>)<\/span><\/span>\n                        .<\/span>monospaced<\/span>()<\/span><\/span>\n                }<\/span><\/span>\n                .<\/span>font<\/span>(.<\/span>caption<\/span>)<\/span><\/span>\n                <\/span><\/span>\n                <\/span>HStack<\/span>(<\/span>spacing<\/span>: <\/span>16<\/span>) {<\/span><\/span>\n                    <\/span>if<\/span> <\/span>let<\/span> population = country.population {<\/span><\/span>\n                        <\/span>Label<\/span>(population.<\/span>formatted<\/span>() + <\/span>" people"<\/span>, <\/span><\/span>\n                                             <\/span>systemImage<\/span>: <\/span>"person.2"<\/span>)<\/span><\/span>\n                    }<\/span><\/span>\n                    <\/span>if<\/span> <\/span>let<\/span> gdp = country.gdp {<\/span><\/span>\n                        <\/span>Label<\/span>(gdp.<\/span>formatted<\/span>(.<\/span>currency<\/span>(<\/span>code<\/span>: <\/span>"USD"<\/span>)), <\/span><\/span>\n                                      <\/span>systemImage<\/span>: <\/span>"dollarsign.circle"<\/span>)<\/span><\/span>\n                    }<\/span><\/span>\n                }<\/span><\/span>\n                .<\/span>font<\/span>(.<\/span>caption<\/span>)<\/span><\/span>\n                .<\/span>foregroundStyle<\/span>(.<\/span>secondary<\/span>)<\/span><\/span>\n            }<\/span><\/span>\n        }<\/span><\/span>\n    }<\/span><\/span>\n}<\/span><\/span>\n<\/span>\n\/\/ MARK: - ViewModel<\/span><\/span>\n@MainActor<\/span><\/span>\nfinal<\/span> <\/span>class<\/span> <\/span>CountryViewModel<\/span>: <\/span>ObservableObject <\/span>{<\/span><\/span>\n    <\/span>enum<\/span> <\/span>LoadingState<\/span> {<\/span><\/span>\n        <\/span>case<\/span> <\/span>loading<\/span>, <\/span>loaded<\/span>, <\/span>error<\/span>(<\/span>String<\/span>)<\/span><\/span>\n    }<\/span><\/span>\n    <\/span><\/span>\n    <\/span>@Published<\/span> <\/span>private<\/span>(<\/span>set<\/span>) <\/span>var<\/span> loadingState: LoadingState = .<\/span>loading<\/span><\/span>\n    <\/span>private<\/span> <\/span>var<\/span> countriesByRegion: [<\/span>String<\/span>: [Country]] = [<\/span>:<\/span>]<\/span><\/span>\n    <\/span><\/span>\n    <\/span>private<\/span> <\/span>let<\/span> service = <\/span>WorldBankService<\/span>()<\/span><\/span>\n    <\/span><\/span>\n    <\/span>var<\/span> sortedRegions: [<\/span>String<\/span>] {<\/span><\/span>\n        countriesByRegion.keys.<\/span>sorted<\/span>()<\/span><\/span>\n    }<\/span><\/span>\n    <\/span><\/span>\n    <\/span>func<\/span> <\/span>countries<\/span>(<\/span>in<\/span> <\/span>region<\/span>: <\/span>String<\/span>) -> [Country] {<\/span><\/span>\n        countriesByRegion[region] ?? []<\/span><\/span>\n    }<\/span><\/span>\n    <\/span><\/span>\n    <\/span>func<\/span> <\/span>load<\/span>() <\/span>async<\/span> {<\/span><\/span>\n        loadingState = .<\/span>loading<\/span><\/span>\n        <\/span>do<\/span> {<\/span><\/span>\n            <\/span>try<\/span> <\/span>await<\/span> service.<\/span>fetchAllData<\/span>()<\/span><\/span>\n            countriesByRegion = service.<\/span>groupedCountries<\/span><\/span>\n            loadingState = .<\/span>loaded<\/span><\/span>\n        } <\/span>catch<\/span> {<\/span><\/span>\n            loadingState = .error(error.<\/span>localizedDescription<\/span>)<\/span><\/span>\n        }<\/span><\/span>\n    }<\/span><\/span>\n}<\/span><\/span>\n<\/span>\n\/\/ MARK: - Service Layer<\/span><\/span>\nactor<\/span> <\/span>WorldBankService<\/span> {<\/span><\/span>\n    <\/span>private<\/span>(<\/span>set<\/span>) <\/span>var<\/span> groupedCountries: [<\/span>String<\/span>: [Country]] = [<\/span>:<\/span>]<\/span><\/span>\n    <\/span><\/span>\n    <\/span>private<\/span> <\/span>let<\/span> countryURL = <\/span>"https:\/\/api.worldbank.org\/v2\/country?format=json&per_page=300"<\/span><\/span>\n    <\/span>private<\/span> <\/span>let<\/span> populationURL = <\/span>"https:\/\/api.worldbank.org\/v2\/country\/all\/indicator\/SP.POP.TOTL?format=json&date=2022&per_page=300"<\/span><\/span>\n    <\/span>private<\/span> <\/span>let<\/span> gdpURL = <\/span>"https:\/\/api.worldbank.org\/v2\/country\/all\/indicator\/NY.GDP.MKTP.CD?format=json&date=2022&per_page=300"<\/span><\/span>\n    <\/span><\/span>\n    <\/span>func<\/span> <\/span>fetchAllData<\/span>() <\/span>async<\/span> <\/span>throws<\/span> {<\/span><\/span>\n        <\/span>async<\/span> <\/span>let<\/span> countries = <\/span>fetchCountries<\/span>()<\/span><\/span>\n        <\/span>async<\/span> <\/span>let<\/span> populationData = <\/span>fetchIndicatorData<\/span>(<\/span>url<\/span>: populationURL)<\/span><\/span>\n        <\/span>async<\/span> <\/span>let<\/span> gdpData = <\/span>fetchIndicatorData<\/span>(<\/span>url<\/span>: gdpURL)<\/span><\/span>\n        <\/span><\/span>\n        <\/span>let<\/span> (baseCountries, population, gdp) = <\/span>try<\/span> <\/span>await<\/span> (countries, populationData, gdpData)<\/span><\/span>\n        <\/span><\/span>\n        <\/span>let<\/span> merged = <\/span>merge<\/span>(<\/span><\/span>\n            <\/span>countries<\/span>: baseCountries,<\/span><\/span>\n            <\/span>population<\/span>: population,<\/span><\/span>\n            <\/span>gdp<\/span>: gdp<\/span><\/span>\n        )<\/span><\/span>\n        <\/span><\/span>\n        groupedCountries = <\/span>groupCountries<\/span>(merged)<\/span><\/span>\n    }<\/span><\/span>\n    <\/span><\/span>\n    <\/span>private<\/span> <\/span>func<\/span> <\/span>fetchCountries<\/span>() <\/span>async<\/span> <\/span>throws<\/span> -> [Country] {<\/span><\/span>\n        <\/span>let<\/span> (data, _) = <\/span>try<\/span> <\/span>await<\/span> <\/span>fetchResource<\/span>(<\/span>from<\/span>: countryURL)<\/span><\/span>\n        <\/span>return<\/span> <\/span>try<\/span> <\/span>decodeCountries<\/span>(<\/span>from<\/span>: data)<\/span><\/span>\n    }<\/span><\/span>\n    <\/span><\/span>\n    <\/span>private<\/span> <\/span>func<\/span> <\/span>fetchIndicatorData<\/span>(<\/span>url<\/span>: <\/span>String<\/span>) <\/span>async<\/span> <\/span>throws<\/span> -> [<\/span>String<\/span>: <\/span>Double<\/span>] {<\/span><\/span>\n        <\/span>let<\/span> (data, _) = <\/span>try<\/span> <\/span>await<\/span> <\/span>fetchResource<\/span>(<\/span>from<\/span>: url)<\/span><\/span>\n        <\/span>return<\/span> <\/span>try<\/span> <\/span>decodeIndicatorData<\/span>(<\/span>from<\/span>: data)<\/span><\/span>\n    }<\/span><\/span>\n    <\/span><\/span>\n    <\/span>private<\/span> <\/span>nonisolated<\/span> <\/span>func<\/span> <\/span>fetchResource<\/span>(<\/span>from<\/span> <\/span>urlString<\/span>: <\/span>String<\/span>) <\/span>async<\/span> <\/span>throws<\/span> -> (Data, URLResponse) {<\/span><\/span>\n        <\/span>guard<\/span> <\/span>let<\/span> url = <\/span>URL<\/span>(<\/span>string<\/span>: urlString) <\/span>else<\/span> {<\/span><\/span>\n            <\/span>throw<\/span> APIError.<\/span>invalidURL<\/span><\/span>\n        }<\/span><\/span>\n        <\/span>return<\/span> <\/span>try<\/span> <\/span>await<\/span> URLSession.<\/span>shared<\/span>.<\/span>data<\/span>(<\/span>from<\/span>: url)<\/span><\/span>\n    }<\/span><\/span>\n    <\/span><\/span>\n    <\/span>\/\/ MARK: - Data Processing<\/span><\/span>\n    <\/span>private<\/span> <\/span>func<\/span> <\/span>merge<\/span>(<\/span><\/span>\n        <\/span>countries<\/span>: [Country],<\/span><\/span>\n        <\/span>population<\/span>: [<\/span>String<\/span>: <\/span>Double<\/span>],<\/span><\/span>\n        <\/span>gdp<\/span>: [<\/span>String<\/span>: <\/span>Double<\/span>]<\/span><\/span>\n    ) -> [Country] {<\/span><\/span>\n        countries<\/span><\/span>\n            .<\/span>map<\/span> { country <\/span>in<\/span><\/span>\n                <\/span>var<\/span> modified = country<\/span><\/span>\n                modified.<\/span>population<\/span> = population[country.<\/span>iso2Code<\/span>].<\/span>flatMap<\/span>(<\/span>Int<\/span>.<\/span>init<\/span>)<\/span><\/span>\n                modified.<\/span>gdp<\/span> = gdp[country.<\/span>iso2Code<\/span>]<\/span><\/span>\n                <\/span>return<\/span> modified<\/span><\/span>\n            }<\/span><\/span>\n            .<\/span>filter<\/span> {<\/span><\/span>\n                !<\/span>$0<\/span>.<\/span>region<\/span>.value.<\/span>lowercased<\/span>().<\/span>contains<\/span>(<\/span>"aggregate"<\/span>) &&<\/span><\/span>\n                <\/span>$0<\/span>.<\/span>region<\/span>.<\/span>id<\/span> != <\/span>"NA"<\/span> &&<\/span><\/span>\n                !<\/span>$0<\/span>.<\/span>capitalCity<\/span>.isEmpty<\/span><\/span>\n            }<\/span><\/span>\n    }<\/span><\/span>\n    <\/span><\/span>\n    <\/span>private<\/span> <\/span>func<\/span> <\/span>groupCountries<\/span>(<\/span>_<\/span> <\/span>countries<\/span>: [Country]) -> [<\/span>String<\/span>: [Country]] {<\/span><\/span>\n        <\/span>Dictionary<\/span>(<\/span>grouping<\/span>: countries) {<\/span><\/span>\n            <\/span>$0<\/span>.<\/span>region<\/span>.value.<\/span>trimmingCharacters<\/span>(<\/span>in<\/span>: .<\/span>whitespacesAndNewlines<\/span>)<\/span><\/span>\n        }<\/span><\/span>\n    }<\/span><\/span>\n    <\/span><\/span>\n    <\/span>\/\/ MARK: - Decoding<\/span><\/span>\n    <\/span>private<\/span> <\/span>nonisolated<\/span> <\/span>func<\/span> <\/span>decodeCountries<\/span>(<\/span>from<\/span> <\/span>data<\/span>: Data) <\/span>throws<\/span> -> [Country] {<\/span><\/span>\n        <\/span>struct<\/span> <\/span>WorldBankResponse<\/span>: <\/span>Decodable <\/span>{<\/span><\/span>\n            <\/span>let<\/span> countries: [Country]<\/span><\/span>\n            <\/span><\/span>\n            <\/span>init<\/span>(<\/span>from<\/span> <\/span>decoder<\/span>: Decoder) <\/span>throws<\/span> {<\/span><\/span>\n                <\/span>var<\/span> container = <\/span>try<\/span> decoder.<\/span>unkeyedContainer<\/span>()<\/span><\/span>\n                _ = <\/span>try<\/span> container.<\/span>decode<\/span>(CountryResponseMetadata.<\/span>self<\/span>)<\/span><\/span>\n                countries = <\/span>try<\/span> container.<\/span>decode<\/span>([Country].<\/span>self<\/span>)<\/span><\/span>\n            }<\/span><\/span>\n        }<\/span><\/span>\n        <\/span>return<\/span> <\/span>try<\/span> <\/span>JSONDecoder<\/span>().<\/span>decode<\/span>(WorldBankResponse.<\/span>self<\/span>, <\/span>from<\/span>: data).<\/span>countries<\/span><\/span>\n    }<\/span><\/span>\n    <\/span><\/span>\n    <\/span>private<\/span> <\/span>nonisolated<\/span> <\/span>func<\/span> <\/span>decodeIndicatorData<\/span>(<\/span>from<\/span> <\/span>data<\/span>: Data) <\/span>throws<\/span> -> [<\/span>String<\/span>: <\/span>Double<\/span>] {<\/span><\/span>\n        <\/span>struct<\/span> <\/span>IndicatorResponse<\/span>: <\/span>Decodable <\/span>{<\/span><\/span>\n            <\/span>let<\/span> entries: [Entry]<\/span><\/span>\n            <\/span><\/span>\n            <\/span>init<\/span>(<\/span>from<\/span> <\/span>decoder<\/span>: Decoder) <\/span>throws<\/span> {<\/span><\/span>\n                <\/span>var<\/span> container = <\/span>try<\/span> decoder.<\/span>unkeyedContainer<\/span>()<\/span><\/span>\n                _ = <\/span>try<\/span> container.<\/span>decode<\/span>(IndicatorResponseMetadata.<\/span>self<\/span>)<\/span><\/span>\n                entries = <\/span>try<\/span> container.<\/span>decode<\/span>([Entry].<\/span>self<\/span>)<\/span><\/span>\n            }<\/span><\/span>\n            <\/span><\/span>\n            <\/span>struct<\/span> <\/span>Entry<\/span>: <\/span>Decodable <\/span>{<\/span><\/span>\n                <\/span>let<\/span> country: CountryEntry<\/span><\/span>\n                <\/span>let<\/span> value: <\/span>Double<\/span>?<\/span><\/span>\n                <\/span><\/span>\n                <\/span>struct<\/span> <\/span>CountryEntry<\/span>: <\/span>Decodable <\/span>{<\/span><\/span>\n                    <\/span>let<\/span> id: <\/span>String<\/span><\/span>\n                }<\/span><\/span>\n            }<\/span><\/span>\n        }<\/span><\/span>\n        <\/span><\/span>\n        <\/span>let<\/span> response = <\/span>try<\/span> <\/span>JSONDecoder<\/span>().<\/span>decode<\/span>(IndicatorResponse.<\/span>self<\/span>, <\/span>from<\/span>: data)<\/span><\/span>\n        <\/span>return<\/span> response.<\/span>entries<\/span>.<\/span>reduce<\/span>(<\/span>into<\/span>: [<\/span>:<\/span>]) { dict, entry <\/span>in<\/span><\/span>\n            <\/span>guard<\/span> <\/span>let<\/span> value = entry.value <\/span>else<\/span> { <\/span>return<\/span> }<\/span><\/span>\n            dict[entry.<\/span>country<\/span>.<\/span>id<\/span>] = value<\/span><\/span>\n        }<\/span><\/span>\n    }<\/span><\/span>\n}<\/span><\/span>\n<\/span>\n\/\/ MARK: - Models & Error Handling<\/span><\/span>\nstruct<\/span> <\/span>Country<\/span>: <\/span>Decodable<\/span>, <\/span>Identifiable<\/span>, <\/span>Sendable <\/span>{<\/span><\/span>\n    <\/span>let<\/span> id: <\/span>String<\/span><\/span>\n    <\/span>let<\/span> iso2Code: <\/span>String<\/span><\/span>\n    <\/span>let<\/span> name: <\/span>String<\/span><\/span>\n    <\/span>let<\/span> capitalCity: <\/span>String<\/span><\/span>\n    <\/span>let<\/span> region: Region<\/span><\/span>\n    <\/span>var<\/span> population: <\/span>Int<\/span>?<\/span><\/span>\n    <\/span>var<\/span> gdp: <\/span>Double<\/span>?<\/span><\/span>\n    <\/span><\/span>\n    <\/span>var<\/span> flag: <\/span>String<\/span> {<\/span><\/span>\n        iso2Code.unicodeScalars<\/span><\/span>\n            .<\/span>map<\/span> { <\/span>127397<\/span> + <\/span>$0<\/span>.value }<\/span><\/span>\n            .<\/span>compactMap<\/span>(<\/span>UnicodeScalar<\/span>.<\/span>init<\/span>)<\/span><\/span>\n            .<\/span>map<\/span>(<\/span>String<\/span>.<\/span>init<\/span>)<\/span><\/span>\n            .<\/span>joined<\/span>()<\/span><\/span>\n    }<\/span><\/span>\n    <\/span><\/span>\n    <\/span>struct<\/span> <\/span>Region<\/span>: <\/span>Decodable<\/span>, <\/span>Sendable <\/span>{<\/span><\/span>\n        <\/span>let<\/span> id: <\/span>String<\/span><\/span>\n        <\/span>let<\/span> value: <\/span>String<\/span><\/span>\n    }<\/span><\/span>\n    <\/span><\/span>\n    <\/span>enum<\/span> <\/span>CodingKeys<\/span>: <\/span>String<\/span>, <\/span>CodingKey <\/span>{<\/span><\/span>\n        <\/span>case<\/span> <\/span>id<\/span>, <\/span>name<\/span>, <\/span>region<\/span><\/span>\n        <\/span>case<\/span> <\/span>iso2Code<\/span> <\/span>=<\/span> <\/span>"iso2Code"<\/span><\/span>\n        <\/span>case<\/span> <\/span>capitalCity<\/span> <\/span>=<\/span> <\/span>"capitalCity"<\/span><\/span>\n    }<\/span><\/span>\n}<\/span><\/span>\n<\/span>\nenum<\/span> <\/span>APIError<\/span>: <\/span>LocalizedError<\/span>, <\/span>Sendable <\/span>{<\/span><\/span>\n    <\/span>case<\/span> <\/span>invalidURL<\/span><\/span>\n    <\/span>case<\/span> <\/span>invalidResponse<\/span><\/span>\n    <\/span>case<\/span> <\/span>decodingFailed<\/span>(<\/span>message<\/span>: <\/span>String<\/span>)<\/span><\/span>\n    <\/span><\/span>\n    <\/span>var<\/span> errorDescription: <\/span>String<\/span>? {<\/span><\/span>\n        <\/span>switch<\/span> <\/span>self<\/span> {<\/span><\/span>\n        <\/span>case<\/span> .<\/span>invalidURL<\/span>:<\/span> <\/span>"Invalid API endpoint URL"<\/span><\/span>\n        <\/span>case<\/span> .<\/span>invalidResponse<\/span>:<\/span> <\/span>"Received invalid response from server"<\/span><\/span>\n        <\/span>case<\/span> .<\/span>decodingFailed<\/span>(<\/span>let<\/span> message)<\/span>:<\/span> <\/span>"Data parsing failed: <\/span>\\(<\/span>message<\/span>)<\/span>"<\/span><\/span>\n        }<\/span><\/span>\n    }<\/span><\/span>\n}<\/span><\/span>\n<\/span>\nstruct<\/span> <\/span>CountryResponseMetadata<\/span>: <\/span>Decodable <\/span>{<\/span><\/span>\n    <\/span>let<\/span> page: <\/span>Int<\/span><\/span>\n    <\/span>let<\/span> pages: <\/span>Int<\/span><\/span>\n    <\/span>let<\/span> perPage: <\/span>String<\/span><\/span>\n    <\/span>let<\/span> total: <\/span>Int<\/span><\/span>\n    <\/span><\/span>\n    <\/span>enum<\/span> <\/span>CodingKeys<\/span>: <\/span>String<\/span>, <\/span>CodingKey <\/span>{<\/span><\/span>\n        <\/span>case<\/span> <\/span>page<\/span>, <\/span>pages<\/span>, <\/span>total<\/span><\/span>\n        <\/span>case<\/span> <\/span>perPage<\/span> <\/span>=<\/span> <\/span>"per_page"<\/span><\/span>\n    }<\/span><\/span>\n}<\/span><\/span>\n<\/span>\nstruct<\/span> <\/span>IndicatorResponseMetadata<\/span>: <\/span>Decodable <\/span>{<\/span><\/span>\n    <\/span>let<\/span> page: <\/span>Int<\/span><\/span>\n    <\/span>let<\/span> pages: <\/span>Int<\/span><\/span>\n    <\/span>let<\/span> perPage: <\/span>Int<\/span><\/span>\n    <\/span>let<\/span> total: <\/span>Int<\/span><\/span>\n    <\/span><\/span>\n    <\/span>enum<\/span> <\/span>CodingKeys<\/span>: <\/span>String<\/span>, <\/span>CodingKey <\/span>{<\/span><\/span>\n        <\/span>case<\/span> <\/span>page<\/span>, <\/span>pages<\/span>, <\/span>total<\/span><\/span>\n        <\/span>case<\/span> <\/span>perPage<\/span> <\/span>=<\/span> <\/span>"per_page"<\/span><\/span>\n    }<\/span><\/span>\n}<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u041a\u043b\u044e\u0447\u0435\u0432\u044b\u0435 \u0440\u0435\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u043d\u043d\u044b\u0435 \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u0438 Swift 6 \u043c\u043d\u043e\u0433\u043e\u043f\u043e\u0442\u043e\u0447\u043d\u043e\u0441\u0442\u0438:<\/span><\/p>\n\n\n\n
    \n
  1. \u0421\u0442\u0440\u043e\u0433\u0430\u044f \u0438\u0437\u043e\u043b\u044f\u0446\u0438\u044f \u0430\u043a\u0442\u043e\u0440\u043e\u0432 Acto<\/strong>r<\/span><\/li>\n<\/ol>\n\n\n\n