{"id":16340,"date":"2024-12-28T14:56:09","date_gmt":"2024-12-28T14:56:09","guid":{"rendered":"https:\/\/bestkora.com\/IosDeveloper\/?p=16340"},"modified":"2025-01-15T07:23:43","modified_gmt":"2025-01-15T07:23:43","slug":"%d0%be%d0%bf%d1%8b%d1%82-%d1%81%d0%be%d0%b7%d0%b4%d0%b0%d0%bd%d0%b8%d1%8f-ios-%d0%bf%d1%80%d0%b8%d0%bb%d0%be%d0%b6%d0%b5%d0%bd%d0%b8%d1%8f-countries-%d1%81-%d0%bf%d0%be%d0%bc%d0%be%d1%89%d1%8c","status":"publish","type":"post","link":"https:\/\/bestkora.com\/IosDeveloper\/%d0%be%d0%bf%d1%8b%d1%82-%d1%81%d0%be%d0%b7%d0%b4%d0%b0%d0%bd%d0%b8%d1%8f-ios-%d0%bf%d1%80%d0%b8%d0%bb%d0%be%d0%b6%d0%b5%d0%bd%d0%b8%d1%8f-countries-%d1%81-%d0%bf%d0%be%d0%bc%d0%be%d1%89%d1%8c\/","title":{"rendered":"\u041e\u043f\u044b\u0442 \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u044f iOS \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f Countries\u00a0 \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e Claude 3.5 Sonnet, ChatGPT 4.o1-mini, ChatGPT 4.o1-preview \u0438 Gemini 2.0 Flash"},"content":{"rendered":"\n

\u042f \u0437\u0430\u043d\u0438\u043c\u0430\u044e\u0441\u044c \u0438\u0441\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u043d\u0438\u0435\u043c \u0442\u043e\u0433\u043e, \u043a\u0430\u043a \u043c\u043e\u0436\u043d\u043e \u044d\u0444\u0444\u0435\u043a\u0442\u0438\u0432\u043d\u043e \u0441\u043e\u0437\u0434\u0430\u0432\u0430\u0442\u044c iOS \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e \u0418\u0418: ChatGPT 4.o1<\/a>, Claude 3.5 Sonnet<\/a>, Gemini 2.0 Flash<\/a>, \u0430 \u0442\u0430\u043a\u0436\u0435 \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e \u0441\u0440\u0435\u0434 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 (IDE) \u0442\u0438\u043f\u0430 Cursor AI <\/a>\u0438 Alex Sidebar<\/a>. \u0414\u043b\u044f \u044d\u0442\u0438\u0445 \u0446\u0435\u043b\u0435\u0439 \u044f \u0440\u0435\u0448\u0438\u043b\u0430 \u0441\u043e\u0437\u0434\u0430\u0442\u044c \u0434\u043e\u0432\u043e\u043b\u044c\u043d\u043e \u043f\u0440\u043e\u0441\u0442\u043e\u0435 \u0442\u0435\u0441\u0442\u043e\u0432\u043e\u0435 iOS \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0435 Countries<\/strong>, \u043a\u043e\u0442\u043e\u0440\u043e\u0435 \u043f\u043e\u043a\u0430\u0437\u044b\u0432\u0430\u0435\u0442 \u0432\u0441\u0435 \u0441\u0442\u0440\u0430\u043d\u044b \u041c\u0438\u0440\u0430 \u043f\u043e \u0440\u0435\u0433\u0438\u043e\u043d\u0430\u043c (\u0415\u0432\u0440\u043e\u043f\u0430, \u0410\u0437\u0438\u044f, \u041b\u0430\u0442\u0438\u043d\u0441\u043a\u0430\u044f \u0410\u043c\u0435\u0440\u0438\u043a\u0430 \u0438 \u0442.\u0434.) \u0438 \u0434\u043b\u044f \u043a\u0430\u0436\u0434\u043e\u0439 \u0441\u0442\u0440\u0430\u043d\u044b \u0435\u0451 \u043d\u0430\u0437\u0432\u0430\u043d\u0438\u0435 \u0438 \u0444\u043b\u0430\u0433. \u0415\u0441\u043b\u0438 \u0432\u044b \u0432\u044b\u0431\u0438\u0440\u0430\u0435\u0442\u0435 \u043a\u0430\u043a\u0443\u044e-\u0442\u043e \u0441\u0442\u0440\u0430\u043d\u0443, \u0442\u043e \u043e \u043d\u0435\u0439 \u0441\u043e\u043e\u0431\u0449\u0430\u0435\u0442\u0441\u044f \u0434\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u0430\u044f \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f \u043e \u0447\u0438\u0441\u043b\u0435\u043d\u043d\u043e\u0441\u0442\u0438 \u043d\u0430\u0441\u0435\u043b\u0435\u043d\u0438\u044f population<\/mark><\/code> \u0438 \u0440\u0430\u0437\u043c\u0435\u0440\u0435 \u0412\u0412\u041f (\u0432\u0430\u043b\u043e\u0432\u043e\u0433\u043e \u0432\u043d\u0443\u0442\u0440\u0435\u043d\u043d\u0435\u0433\u043e \u043f\u0440\u043e\u0434\u0443\u043a\u0442\u0430) gdp<\/mark><\/code>:<\/span><\/p>\n\n\n\n

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

\u042f \u0441\u0447\u0438\u0442\u0430\u044e Claude 3.5 Sonnet<\/strong> \u043b\u0443\u0447\u0448\u0438\u043c AI (\u0418\u0418) \u0434\u043b\u044f \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f iOS \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439 \u0441 \u0442\u043e\u0447\u043a\u0438 \u0437\u0440\u0435\u043d\u0438\u044f \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u044b \u0432\u0441\u0435\u0433\u043e \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f. \u041f\u043e\u044d\u0442\u043e\u043c\u0443 \u044d\u0442\u0443 \u0418\u0418 \u043c\u044b \u0431\u0443\u0434\u0435\u043c \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u0432 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0435 \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u0439 \u0438 \u043d\u0430\u0447\u043d\u0435\u043c \u0438\u043c\u0435\u043d\u043d\u043e \u0441 \u0435\u0451 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f.<\/span><\/p>\n\n\n\n

\u0417\u0430\u0431\u0435\u0433\u0430\u044f \u043d\u0435\u043c\u043d\u043e\u0433\u043e \u0432\u043f\u0435\u0440\u0435\u0434 \u0438 \u043e\u0431\u0440\u0438\u0441\u043e\u0432\u044b\u0432\u0430\u044f \u043d\u0430\u0448\u0438 \u043f\u043b\u0430\u043d\u044b, \u0441\u043a\u0430\u0436\u0443, \u0447\u0442\u043e \u0441\u043d\u0430\u0447\u0430\u043b\u0430 \u043c\u044b \u043f\u043e\u043b\u0443\u0447\u0438\u043c \u043e\u0442 Claude 3.5 Sonnet<\/strong> <\/span>\u0432\u0430\u0440\u0438\u0430\u043d\u0442 \u044d\u0442\u043e\u0433\u043e iOS \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f \u0441 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435\u043c \u0441\u0442\u0430\u0440\u043e\u0433\u043e GCD<\/strong> (Grand Central Dispatch) \u0434\u043b\u044f \u043c\u043d\u043e\u0433\u043e\u043f\u043e\u0442\u043e\u0447\u043d\u043e\u0439 \u0432\u044b\u0431\u043e\u0440\u043a\u0438 \u0434\u0430\u043d\u043d\u044b\u0445 \u0438\u0437 \u0438\u043d\u0442\u0435\u0440\u043d\u0435\u0442\u0430 (Github<\/strong>)<\/a>.<\/span><\/p>\n\n\n\n

\u0417\u0430\u0442\u0435\u043c \u043c\u044b \u0441\u0434\u0435\u043b\u0430\u0435\u043c \u0440\u0435\u0444\u0430\u043a\u0442\u043e\u0440\u0438\u043d\u0433 \u043a\u043e\u0434\u0430, \u0447\u0442\u043e\u0431\u044b \u043f\u0435\u0440\u0435\u0439\u0442\u0438 \u043a \u0431\u043e\u043b\u0435\u0435 \u0441\u043e\u0432\u0440\u0435\u043c\u0435\u043d\u043d\u043e\u0439 \u0432\u0435\u0440\u0441\u0438\u0438 \u043c\u043d\u043e\u0433\u043e\u043f\u043e\u0442\u043e\u0447\u043d\u043e\u0441\u0442\u0438 \u0441 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435\u043c async await<\/strong> (Github<\/strong><\/a>)<\/span>.<\/span><\/p>\n\n\n\n

\u0418 \u0432 \u0437\u0430\u043a\u043b\u044e\u0447\u0435\u043d\u0438\u0438 \u043c\u044b \u043f\u043e\u0441\u0442\u0430\u0440\u0430\u0435\u043c\u0441\u044f \u043f\u0435\u0440\u0435\u0439\u0442\u0438 \u043d\u0430 \u0435\u0449\u0451 \u0431\u043e\u043b\u0435\u0435 \u043f\u0440\u043e\u0434\u0432\u0438\u043d\u0443\u0442\u0443\u044e \u0432\u0435\u0440\u0441\u0438\u044e \u043c\u043d\u043e\u0433\u043e\u043f\u043e\u0442\u043e\u0447\u043d\u043e\u0441\u0442\u0438 Swift 6 strict concurrency<\/strong>, \u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u0433\u0430\u0440\u0430\u043d\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u043e \u043d\u0435\u0442 \u201c\u0433\u043e\u043d\u043a\u0438 \u0434\u0430\u043d\u043d\u044b\u0445\u201d (data races) (Github<\/strong><\/a>). \u041d\u043e \u0447\u0442\u043e\u0431\u044b \u043e\u0446\u0435\u043d\u0438\u0442\u044c \u044d\u0442\u043e\u0442 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0438\u0439 \u0432\u0430\u0440\u0438\u0430\u043d\u0442 \u043d\u0430\u0448\u0435\u0433\u043e \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f, \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e \u0438\u043c\u0435\u0442\u044c \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u0438\u0435 \u043e \u0432\u043e\u0437\u043c\u043e\u0436\u043d\u043e\u0441\u0442\u044f\u0445 Swift 6 concurrency<\/strong>, \u043a\u043e\u0442\u043e\u0440\u043e\u0435 \u043c\u043e\u0436\u043d\u043e \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u0432 \u043a\u043e\u043c\u043f\u0430\u043a\u0442\u043d\u043e\u0439 \u0444\u043e\u0440\u043c\u0435 \u0438\u0437 \u043f\u0440\u0435\u0432\u043e\u0441\u0445\u043e\u0434\u043d\u043e\u0439 \u0441\u0442\u0430\u0442\u044c\u0438 Concurrency Step-by-Step: A Network Request <\/a>\u0438\u043b\u0438 \u0435\u0451 \u043f\u0435\u0440\u0435\u0432\u043e\u0434\u0430 \u043d\u0430 \u0440\u0443\u0441\u0441\u043a\u0438\u0439 \u044f\u0437\u044b\u043a \u041c\u043d\u043e\u0433\u043e\u043f\u043e\u0442\u043e\u0447\u043d\u043e\u0441\u0442\u044c \u043f\u043e \u0448\u0430\u0433\u0430\u043c:  \u0421\u0435\u0442\u0435\u0432\u043e\u0439 \u0437\u0430\u043f\u0440\u043e\u0441<\/a><\/span>.<\/span><\/p>\n\n\n\n

\u0421 \u043f\u043e\u043c\u043e\u0449\u044c\u044e Claude 3.5 Sonnet <\/strong>\u043f\u0440\u0438 \u043f\u0435\u0440\u0432\u043e\u043c \u0436\u0435 \u043e\u0431\u0440\u0430\u0449\u0435\u043d\u0438\u0438 \u043d\u0430\u043c \u0443\u0434\u0430\u0441\u0442\u0441\u044f \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u043f\u0440\u0435\u0432\u043e\u0441\u0445\u043e\u0434\u043d\u043e\u0435 iOS \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0435 \u0441 \u041c\u043e\u0434\u0435\u043b\u044c\u044e \u0434\u0430\u043d\u043d\u044b\u0445 \u0434\u043b\u044f \u0440\u0430\u0441\u0448\u0438\u0444\u0440\u043e\u0432\u043a\u0438 JSON \u0434\u0430\u043d\u043d\u044b\u0445, \u0441 CountriesViewModel<\/mark><\/code>, \u043a\u043e\u0442\u043e\u0440\u0430\u044f \u0432\u044b\u0431\u0438\u0440\u0430\u0435\u0442 \u0432\u0441\u044e \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u0443\u044e \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044e \u0441 \u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u0412\u0441\u0435\u043c\u0438\u0440\u043d\u043e\u0433\u043e \u0431\u0430\u043d\u043a\u0430, \u043f\u0440\u0435\u043e\u0431\u0440\u0430\u0437\u0443\u0435\u0442 JSON \u0434\u0430\u043d\u043d\u044b\u0435 \u0432 \u0434\u0430\u043d\u043d\u044b\u0435 \u041c\u043e\u0434\u0435\u043b\u0438 \u0438 \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 \u0438\u0445 Views<\/mark><\/code> \u0434\u043b\u044f \u043e\u0442\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u044f \u043d\u0430 \u044d\u043a\u0440\u0430\u043d\u0435 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044f. \u041c\u044b \u043d\u0435 \u0437\u0430\u0434\u0430\u0434\u0438\u043c \u043d\u0435 \u0435\u0434\u0438\u043d\u043e\u0439 \u0441\u0441\u044b\u043b\u043a\u0438 \u043d\u0430 \u0441\u0430\u0439\u0442\u044b \u0412\u0441\u0435\u043c\u0438\u0440\u043d\u043e\u0433\u043e \u0431\u0430\u043d\u043a\u0430, \u043d\u0438 \u0435\u0434\u0438\u043d\u043e\u0433\u043e \u043d\u0430\u043c\u0435\u043a\u0430 \u043d\u0430 \u0441\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u0443 \u0434\u0430\u043d\u043d\u044b\u0445, \u0438 \u0442\u0435\u043c \u043d\u0435 \u043c\u0435\u043d\u0435\u0435 \u043f\u043e\u043b\u0443\u0447\u0438\u043c \u043f\u043e\u043b\u043d\u043e\u0446\u0435\u043d\u043d\u043e\u0435 iOS \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0435. <\/span><\/p>\n\n\n\n

\u041e\u0434\u043d\u0430\u043a\u043e \u0437\u0430\u043f\u0443\u0441\u0442\u0438\u0432 \u044d\u0442\u043e \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0435, \u043c\u044b \u043f\u043e\u043b\u0443\u0447\u0438\u043c \u043e\u0448\u0438\u0431\u043a\u0443, \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u0443\u044e \u0441 \u0434\u0435\u043a\u043e\u0434\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435\u043c JSON \u0434\u0430\u043d\u043d\u044b\u0445, \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u043d\u044b\u0445 \u0441 \u0441\u0435\u0440\u0432\u0435\u0440\u0430 \u0412\u0441\u0435\u043c\u0438\u0440\u043d\u043e\u0433\u043e \u0411\u0430\u043d\u043a\u0430, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043e\u043a\u0430\u0437\u0430\u043b\u0438\u0441\u044c \u043d\u0435 \u0441\u043e\u0432\u0441\u0435\u043c \u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u043d\u044b\u043c\u0438. \u0418 \u0434\u0430\u043b\u044c\u043d\u0435\u0439\u0448\u0438\u0435 \u201c\u0443\u0433\u043e\u0432\u043e\u0440\u044b\u201d  Claude 3.5 Sonnet<\/strong> \u043d\u0435 \u043f\u043e\u043c\u043e\u0433\u043b\u0438 \u0440\u0435\u0448\u0438\u0442\u044c \u043d\u0430\u043c \u044d\u0442\u0443 \u043f\u0440\u043e\u0431\u043b\u0435\u043c\u0443. \u0422\u0430\u043a \u0447\u0442\u043e \u043f\u0440\u0438\u0448\u043b\u043e\u0441\u044c \u0441\u043c\u0438\u0440\u0438\u0442\u044c\u0441\u044f \u0441 \u0442\u0435\u043c \u0444\u0430\u043a\u0442\u043e\u043c, \u0447\u0442\u043e Claude 3.5 Sonnet \u043f\u043b\u043e\u0445\u043e \u201c\u0434\u0435\u043a\u043e\u0434\u0438\u0440\u0443\u0435\u0442\u201d \u043d\u0435\u0441\u043b\u043e\u0436\u043d\u044b\u0435, \u0445\u043e\u0442\u044f \u0438 \u043d\u0435\u0441\u0442\u0430\u043d\u0434\u0430\u0440\u0442\u043d\u044b\u0435 JSON \u0434\u0430\u043d\u043d\u044b\u0435.<\/strong><\/span><\/p>\n\n\n\n

\u041d\u0430\u043c \u043f\u0440\u0438\u0434\u0435\u0442\u0441\u044f \u043e\u0431\u0440\u0430\u0442\u0438\u0442\u044c\u0441\u044f \u043a \u0434\u0440\u0443\u0433\u0438\u043c \u0418\u0418. <\/span><\/p>\n\n\n\n

Gemini 1.5 Flash<\/strong> \u0442\u0430\u043a\u0436\u0435 \u043e\u043a\u0430\u0437\u0430\u043b\u0441\u044f \u043d\u0435\u0441\u043f\u043e\u0441\u043e\u0431\u043d\u044b\u043c \u0434\u0430\u0442\u044c \u043f\u0440\u0430\u0432\u0438\u043b\u044c\u043d\u043e\u0435 \u0440\u0435\u0448\u0435\u043d\u0438\u0435, \u0438 \u0442\u043e\u043b\u044c\u043a\u043e ChatGPT 4.o1-mini <\/strong>\u0438 Gemini 2.0 Flash<\/strong> \u0441\u043f\u0440\u0430\u0432\u044f\u0442\u0441\u044f \u0441 \u044d\u0442\u043e\u0439 \u043a\u0430\u0437\u0430\u043b\u043e\u0441\u044c \u0431\u044b \u043b\u0435\u0433\u043a\u043e\u0439 \u0437\u0430\u0434\u0430\u0447\u0435\u0439, \u0438\u0445 \u043e\u0442\u0432\u0435\u0442 \u0438 \u043f\u0440\u0438\u0448\u043b\u043e\u0441\u044c \u0438\u043d\u0442\u0435\u0433\u0440\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u0432 \u0443\u0441\u043f\u0435\u0448\u043d\u043e\u0435 \u0432 \u043e\u0441\u0442\u0430\u043b\u044c\u043d\u043e\u043c \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0435, \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u043d\u043e\u0435 Claude 3.5 Sonnet<\/strong>. \u041d\u0430\u0434\u043e \u0441\u043a\u0430\u0437\u0430\u0442\u044c, \u0447\u0442\u043e ChatGPT 4.o1-Preview<\/strong>, \u043a\u043e\u0442\u043e\u0440\u044b\u0439, \u043a\u0430\u043a \u0431\u044b\u043b\u043e \u043e\u0431\u044a\u044f\u0432\u043b\u0435\u043d\u043e, \u043e\u0442\u043b\u0438\u0447\u0430\u0435\u0442\u0441\u044f \u0441\u043f\u043e\u0441\u043e\u0431\u043d\u043e\u0441\u0442\u044c\u044e \u043a \u043f\u043e\u0441\u0442\u0440\u043e\u0435\u043d\u0438\u044e \u043b\u043e\u0433\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u0446\u0435\u043f\u043e\u0447\u0435\u043a \u0434\u0430\u0441\u0442 \u0432\u043e\u043e\u0431\u0449\u0435 \u0444\u0430\u043d\u0442\u0430\u0441\u0442\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0432\u0440\u044f\u0434 \u043b\u0438 \u0441\u043c\u043e\u0433 \u0431\u044b \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u0438\u0442\u044c \u0434\u0430\u0436\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0441\u0442 \u0441\u0443\u043f\u0435\u0440 \u0432\u044b\u0441\u043e\u043a\u043e\u0433\u043e \u043a\u043b\u0430\u0441\u0441\u0430, \u043e\u043d \u0441\u043b\u043e\u0436\u043d\u0435\u0435, \u0447\u0435\u043c \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442 \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u043d\u044b\u0439 ChatGPT 4.o1-mini<\/strong>, \u043d\u043e \u044d\u0442\u043e \u043e\u0447\u0435\u043d\u044c \u043a\u0440\u0430\u0441\u0438\u0432\u043e\u0435 \u0440\u0435\u0448\u0435\u043d\u0438\u0435 (\u041f\u0440\u0438\u043c\u0435\u0447\u0430\u043d\u0438\u0435 2 \u0432 \u043a\u043e\u043d\u0446\u0435 \u0441\u0442\u0430\u0442\u044c\u0438).<\/span><\/p>\n\n\n\n

\u0412\u0441\u0435 \u043d\u0435\u0439\u0440\u043e\u0441\u0435\u0442\u0438:  Claude 3.5 Sonnet<\/strong>,  Gemini 2.0 Flash<\/strong>, ChatGPT 4.o1-mini,<\/strong> ChatGPT 4.o1-Preview <\/strong>\u043f\u0440\u0435\u043a\u0440\u0430\u0441\u043d\u043e \u0441\u043f\u0440\u0430\u0432\u0438\u043b\u0438\u0441\u044c \u0441 \u0440\u0435\u0444\u0430\u043a\u0442\u043e\u0440\u0438\u043d\u0433\u043e\u043c \u0430\u0441\u0438\u043d\u0445\u0440\u043e\u043d\u043d\u043e\u0433\u043e \u043a\u043e\u0434\u0430 \u0441 CGD<\/mark><\/code> \u043d\u0430 async await <\/mark><\/code>\u0438 \u0434\u0430\u043b\u0435\u0435 \u043d\u0430 Swift 6 <\/strong>strict concurrency<\/mark><\/code>.<\/span><\/p>\n\n\n\n\n\n\n\n

\u0418\u0442\u0430\u043a, \u0432\u0441\u0451 \u043f\u043e \u043f\u043e\u0440\u044f\u0434\u043a\u0443.  <\/span><\/span><\/p>\n\n\n\n

Claude 3.5 Sonnet<\/strong>. \u041d\u0430\u0447\u0430\u043b\u043e<\/h2>\n\n\n\n

\u041e\u0431\u0440\u0430\u0449\u0430\u0435\u043c\u0441\u044f \u043a Claude 3.5 Sonnet:<\/span><\/p>\n\n\n\n

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

\u042f \u043f\u043e\u043c\u043e\u0433\u0443 \u0432\u0430\u043c \u0441\u043e\u0437\u0434\u0430\u0442\u044c iOS-\u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0435 \u043d\u0430 SwiftUI, \u043a\u043e\u0442\u043e\u0440\u043e\u0435 \u0441\u043e\u0440\u0442\u0438\u0440\u0443\u0435\u0442 \u0441\u0442\u0440\u0430\u043d\u044b \u043f\u043e \u043a\u0430\u0442\u0435\u0433\u043e\u0440\u0438\u044f\u043c. \u0438 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442 API \u0412\u0441\u0435\u043c\u0438\u0440\u043d\u043e\u0433\u043e \u0431\u0430\u043d\u043a\u0430.<\/span><\/p>\n\n\n\n

Countries by Categories iOS App version 1\/<\/strong>3<\/h2>\n\n\n\n

\u042f \u0441\u043e\u0437\u0434\u0430\u043b \u043f\u043e\u043b\u043d\u043e\u0446\u0435\u043d\u043d\u043e\u0435 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0435 SwiftUI, \u043a\u043e\u0442\u043e\u0440\u043e\u0435 \u0443\u043f\u043e\u0440\u044f\u0434\u043e\u0447\u0438\u0432\u0430\u0435\u0442 \u0441\u0442\u0440\u0430\u043d\u044b countries<\/mark><\/code> \u043f\u043e \u043a\u0430\u0442\u0435\u0433\u043e\u0440\u0438\u044f\u043c categories<\/mark><\/code>, \u043f\u0440\u0438 \u044d\u0442\u043e\u043c \u043f\u043e\u043b\u0443\u0447\u0430\u044f \u0440\u0435\u0430\u043b\u044c\u043d\u044b\u0435 \u0434\u0430\u043d\u043d\u044b\u0435 \u0438\u0437 API \u0412\u0441\u0435\u043c\u0438\u0440\u043d\u043e\u0433\u043e \u0431\u0430\u043d\u043a\u0430. <\/span> <\/span><\/p>\n\n\n\n

Models<\/strong><\/span><\/p>\n\n\n\n

<\/circle><\/circle><\/circle><\/g><\/svg><\/span><\/path><\/path><\/svg><\/span>
import<\/span> <\/span>Foundation<\/span><\/span>\n<\/span>\n\/\/ Models<\/span><\/span>\nstruct<\/span> <\/span>Country<\/span>: <\/span>Identifiable<\/span>, <\/span>Hashable <\/span>{<\/span><\/span>\n    <\/span>let<\/span> id = <\/span>UUID<\/span>()<\/span><\/span>\n    <\/span>let<\/span> name: <\/span>String<\/span><\/span>\n    <\/span>let<\/span> category: <\/span>String<\/span><\/span>\n    <\/span>let<\/span> flag: <\/span>String<\/span><\/span>\n    <\/span>let<\/span> population: <\/span>Int<\/span>?<\/span><\/span>\n    <\/span>let<\/span> gdp: <\/span>Double<\/span>?<\/span><\/span>\n    <\/span>let<\/span> iso2Code: <\/span>String<\/span><\/span>\n}<\/span><\/span>\n<\/span>\nstruct<\/span> <\/span>WorldBankResponse<\/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> total: <\/span>Int<\/span><\/span>\n    <\/span>let<\/span> data: [CountryData]<\/span><\/span>\n}<\/span><\/span>\n<\/span>\nstruct<\/span> <\/span>CountryData<\/span>: <\/span>Decodable <\/span>{<\/span><\/span>\n    <\/span>let<\/span> name: <\/span>String<\/span><\/span>\n    <\/span>let<\/span> region: Region<\/span><\/span>\n    <\/span>let<\/span> capitalCity: <\/span>String<\/span><\/span>\n    <\/span>let<\/span> longitude: <\/span>String<\/span><\/span>\n    <\/span>let<\/span> latitude: <\/span>String<\/span><\/span>\n    <\/span>let<\/span> id: <\/span>String<\/span><\/span>\n    <\/span>let<\/span> iso2Code: <\/span>String<\/span><\/span>\n    <\/span><\/span>\n    <\/span>struct<\/span> <\/span>Region<\/span>: <\/span>Decodable <\/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>\nstruct<\/span> <\/span>IndicatorResponse<\/span>: <\/span>Decodable <\/span>{<\/span><\/span>\n    <\/span>let<\/span> data: [IndicatorData]<\/span><\/span>\n}<\/span><\/span>\n<\/span>\nstruct<\/span> <\/span>IndicatorData<\/span>: <\/span>Decodable <\/span>{<\/span><\/span>\n    <\/span>let<\/span> value: <\/span>Double<\/span>?<\/span><\/span>\n    <\/span>let<\/span> date: <\/span>String<\/span><\/span>\n}<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
ViewModel<\/strong><\/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\/\/ View Model<\/span><\/span>\nclass<\/span> <\/span>CountriesViewModel<\/span>: <\/span>ObservableObject <\/span>{<\/span><\/span>\n    <\/span>@Published<\/span> <\/span>var<\/span> countries: [Country] = []<\/span><\/span>\n    <\/span>@Published<\/span> <\/span>var<\/span> isLoading = <\/span>false<\/span><\/span>\n    <\/span>@Published<\/span> <\/span>var<\/span> errorMessage: <\/span>String<\/span>?<\/span><\/span>\n    <\/span><\/span>\n    <\/span>private<\/span> <\/span>let<\/span> baseURL = <\/span>"https:\/\/api.worldbank.org\/v2"<\/span><\/span>\n    <\/span>private<\/span> <\/span>var<\/span> countryDataCache: [<\/span>String<\/span>: (population: <\/span>Int<\/span>?, gdp: <\/span>Double<\/span>?)] = [<\/span>:<\/span>]<\/span><\/span>\n    <\/span><\/span>\n    <\/span>func<\/span> <\/span>loadCountries<\/span>() {<\/span><\/span>\n        isLoading = <\/span>true<\/span><\/span>\n        errorMessage = <\/span>nil<\/span><\/span>\n        <\/span><\/span>\n        <\/span>let<\/span> urlString = <\/span>"<\/span>\\(<\/span>baseURL<\/span>)<\/span>\/country?format=json&per_page=300"<\/span><\/span>\n        <\/span>guard<\/span> <\/span>let<\/span> url = <\/span>URL<\/span>(<\/span>string<\/span>: urlString) <\/span>else<\/span> {<\/span><\/span>\n            errorMessage = <\/span>"Invalid URL"<\/span><\/span>\n            isLoading = <\/span>false<\/span><\/span>\n            <\/span>return<\/span><\/span>\n        }<\/span><\/span>\n        <\/span><\/span>\n        URLSession.<\/span>shared<\/span>.<\/span>dataTask<\/span>(<\/span>with<\/span>: url) { [<\/span>weak<\/span> <\/span>self<\/span>] data, response, error <\/span>in<\/span><\/span>\n            DispatchQueue.<\/span>main<\/span>.<\/span>async<\/span> {<\/span><\/span>\n                <\/span>if<\/span> <\/span>let<\/span> error = error {<\/span><\/span>\n                    <\/span>self<\/span>?.<\/span>errorMessage<\/span> = error.<\/span>localizedDescription<\/span><\/span>\n                    <\/span>self<\/span>?.<\/span>isLoading<\/span> = <\/span>false<\/span><\/span>\n                    <\/span>return<\/span><\/span>\n                }<\/span><\/span>\n                <\/span><\/span>\n                <\/span>guard<\/span> <\/span>let<\/span> data = data <\/span>else<\/span> {<\/span><\/span>\n                    <\/span>self<\/span>?.<\/span>errorMessage<\/span> = <\/span>"No data received"<\/span><\/span>\n                    <\/span>self<\/span>?.<\/span>isLoading<\/span> = <\/span>false<\/span><\/span>\n                    <\/span>return<\/span><\/span>\n                }<\/span><\/span>\n                <\/span><\/span>\n                <\/span>do<\/span> {<\/span><\/span>\n                    <\/span>let<\/span> decoder = <\/span>JSONDecoder<\/span>()<\/span><\/span>\n                    <\/span>let<\/span> response = <\/span>try<\/span> decoder.<\/span>decode<\/span>([WorldBankResponse?].<\/span>self<\/span>, <\/span><\/span>\n                                                                             <\/span>from<\/span>: data)<\/span><\/span>\n                    <\/span>guard<\/span> <\/span>let<\/span> countryData = response[<\/span>1<\/span>] <\/span>else<\/span> {<\/span><\/span>\n                        <\/span>self<\/span>?.<\/span>errorMessage<\/span> = <\/span>"Invalid response format"<\/span><\/span>\n                        <\/span>self<\/span>?.<\/span>isLoading<\/span> = <\/span>false<\/span><\/span>\n                        <\/span>return<\/span><\/span>\n                    }<\/span><\/span>\n                    <\/span><\/span>\n                    <\/span>let<\/span> countries = countryData.<\/span>data<\/span>.<\/span>map<\/span> { data <\/span>in<\/span><\/span>\n                        <\/span>Country<\/span>(<\/span><\/span>\n                            <\/span>name<\/span>: data.<\/span>name<\/span>,<\/span><\/span>\n                            <\/span>category<\/span>: data.<\/span>region<\/span>.value,<\/span><\/span>\n                            <\/span>flag<\/span>: <\/span>self<\/span>?.<\/span>flagEmoji<\/span>(<\/span>from<\/span>: data.<\/span>iso2Code<\/span>) ?? <\/span>"\ud83c\udff3\ufe0f"<\/span>,<\/span><\/span>\n                            <\/span>population<\/span>: <\/span>nil<\/span>,<\/span><\/span>\n                            <\/span>gdp<\/span>: <\/span>nil<\/span>,<\/span><\/span>\n                            <\/span>iso2Code<\/span>: data.<\/span>iso2Code<\/span><\/span>\n                        )<\/span><\/span>\n                    }<\/span><\/span>\n                    <\/span><\/span>\n                    <\/span>self<\/span>?.<\/span>countries<\/span> = countries.<\/span>filter<\/span> { <\/span>$0<\/span>.<\/span>category<\/span> != <\/span>""<\/span> }<\/span><\/span>\n                    <\/span>self<\/span>?.<\/span>fetchAdditionalData<\/span>(<\/span>for<\/span>: countries)<\/span><\/span>\n                    <\/span><\/span>\n                } <\/span>catch<\/span> {<\/span><\/span>\n                    <\/span>self<\/span>?.<\/span>errorMessage<\/span> = <\/span><\/span>\n                               <\/span>"Failed to decode response: <\/span>\\(<\/span>error.<\/span>localizedDescription<\/span>)<\/span>"<\/span><\/span>\n                }<\/span><\/span>\n                <\/span>self<\/span>?.<\/span>isLoading<\/span> = <\/span>false<\/span><\/span>\n            }<\/span><\/span>\n        }.<\/span>resume<\/span>()<\/span><\/span>\n    }<\/span><\/span>\n    <\/span><\/span>\n    <\/span>private<\/span> <\/span>func<\/span> <\/span>fetchAdditionalData<\/span>(<\/span>for<\/span> <\/span>countries<\/span>: [Country]) {<\/span><\/span>\n        <\/span>for<\/span> country <\/span>in<\/span> countries {<\/span><\/span>\n            <\/span>fetchPopulation<\/span>(<\/span>for<\/span>: country)<\/span><\/span>\n            <\/span>fetchGDP<\/span>(<\/span>for<\/span>: country)<\/span><\/span>\n        }<\/span><\/span>\n    }<\/span><\/span>\n    <\/span><\/span>\n    <\/span>private<\/span> <\/span>func<\/span> <\/span>fetchPopulation<\/span>(<\/span>for<\/span> <\/span>country<\/span>: Country) {<\/span><\/span>\n        <\/span>let<\/span> indicator = <\/span>"SP.POP.TOTL"<\/span> <\/span>\/\/ Population indicator<\/span><\/span>\n        <\/span>fetchIndicator<\/span>(<\/span>country<\/span>: country, <\/span>indicator<\/span>: indicator) { [<\/span>weak<\/span> <\/span>self<\/span>] value <\/span>in<\/span><\/span>\n            <\/span>if<\/span> <\/span>let<\/span> value = value {<\/span><\/span>\n                <\/span>self<\/span>?.<\/span>updateCountryData<\/span>(<\/span>iso2Code<\/span>: country.<\/span>iso2Code<\/span>, <\/span>population<\/span>: <\/span>Int<\/span>(value))<\/span><\/span>\n            }<\/span><\/span>\n        }<\/span><\/span>\n    }<\/span><\/span>\n    <\/span><\/span>\n    <\/span>private<\/span> <\/span>func<\/span> <\/span>fetchGDP<\/span>(<\/span>for<\/span> <\/span>country<\/span>: Country) {<\/span><\/span>\n        <\/span>let<\/span> indicator = <\/span>"NY.GDP.MKTP.CD"<\/span> <\/span>\/\/ GDP indicator<\/span><\/span>\n        <\/span>fetchIndicator<\/span>(<\/span>country<\/span>: country, <\/span>indicator<\/span>: indicator) { [<\/span>weak<\/span> <\/span>self<\/span>] value <\/span>in<\/span><\/span>\n            <\/span>if<\/span> <\/span>let<\/span> value = value {<\/span><\/span>\n                <\/span>self<\/span>?.<\/span>updateCountryData<\/span>(<\/span>iso2Code<\/span>: country.<\/span>iso2Code<\/span>, <\/span>gdp<\/span>: value)<\/span><\/span>\n            }<\/span><\/span>\n        }<\/span><\/span>\n    }<\/span><\/span>\n    <\/span><\/span>\n    <\/span>private<\/span> <\/span>func<\/span> <\/span>fetchIndicator<\/span>(<\/span>country<\/span>: Country, <\/span>indicator<\/span>: <\/span>String<\/span>, <\/span>completion<\/span>: <\/span>@escaping<\/span> (<\/span>Double<\/span>?) -> <\/span>Void<\/span>) {<\/span><\/span>\n        <\/span>let<\/span> urlString = <\/span>"<\/span>\\(<\/span>baseURL<\/span>)<\/span>\/country\/<\/span>\\(<\/span>country.<\/span>iso2Code<\/span>)<\/span>\/indicator\/<\/span>\\(<\/span>indicator<\/span>)<\/span>?format=json&per_page=1&date=2022:2022"<\/span><\/span>\n        <\/span>guard<\/span> <\/span>let<\/span> url = <\/span>URL<\/span>(<\/span>string<\/span>: urlString) <\/span>else<\/span> {<\/span><\/span>\n            <\/span>completion<\/span>(<\/span>nil<\/span>)<\/span><\/span>\n            <\/span>return<\/span><\/span>\n        }<\/span><\/span>\n        <\/span><\/span>\n        URLSession.<\/span>shared<\/span>.<\/span>dataTask<\/span>(<\/span>with<\/span>: url) { data, response, error <\/span>in<\/span><\/span>\n            <\/span>guard<\/span> <\/span>let<\/span> data = data,<\/span><\/span>\n                  error == <\/span>nil<\/span> <\/span>else<\/span> {<\/span><\/span>\n                DispatchQueue.<\/span>main<\/span>.<\/span>async<\/span> {<\/span><\/span>\n                    <\/span>completion<\/span>(<\/span>nil<\/span>)<\/span><\/span>\n                }<\/span><\/span>\n                <\/span>return<\/span><\/span>\n            }<\/span><\/span>\n            <\/span><\/span>\n            <\/span>do<\/span> {<\/span><\/span>\n                <\/span>let<\/span> response = <\/span>try<\/span> <\/span>JSONDecoder<\/span>().<\/span>decode<\/span>([IndicatorResponse?].<\/span>self<\/span>, <\/span><\/span>\n                                                                           <\/span>from<\/span>: data)<\/span><\/span>\n                <\/span>let<\/span> value = response[<\/span>1<\/span>]?.<\/span>data<\/span>.first?.value<\/span><\/span>\n                DispatchQueue.<\/span>main<\/span>.<\/span>async<\/span> {<\/span><\/span>\n                    <\/span>completion<\/span>(value)<\/span><\/span>\n                }<\/span><\/span>\n            } <\/span>catch<\/span> {<\/span><\/span>\n                DispatchQueue.<\/span>main<\/span>.<\/span>async<\/span> {<\/span><\/span>\n                    <\/span>completion<\/span>(<\/span>nil<\/span>)<\/span><\/span>\n                }<\/span><\/span>\n            }<\/span><\/span>\n        }.<\/span>resume<\/span>()<\/span><\/span>\n    }<\/span><\/span>\n    <\/span><\/span>\n    <\/span>private<\/span> <\/span>func<\/span> <\/span>updateCountryData<\/span>(<\/span>iso2Code<\/span>: <\/span>String<\/span>, <\/span>population<\/span>: <\/span>Int<\/span>? <\/span>=<\/span> <\/span>nil<\/span>, <\/span><\/span>\n                                                     <\/span>gdp<\/span>: <\/span>Double<\/span>? <\/span>=<\/span> <\/span>nil<\/span>) {<\/span><\/span>\n        <\/span>var<\/span> cached = countryDataCache[iso2Code] ?? (<\/span>population<\/span>: <\/span>nil<\/span>, <\/span>gdp<\/span>: <\/span>nil<\/span>)<\/span><\/span>\n        <\/span><\/span>\n        <\/span>if<\/span> <\/span>let<\/span> population = population {<\/span><\/span>\n            cached.<\/span>population<\/span> = population<\/span><\/span>\n        }<\/span><\/span>\n        <\/span>if<\/span> <\/span>let<\/span> gdp = gdp {<\/span><\/span>\n            cached.<\/span>gdp<\/span> = gdp<\/span><\/span>\n        }<\/span><\/span>\n        <\/span><\/span>\n        countryDataCache[iso2Code] = cached<\/span><\/span>\n        <\/span><\/span>\n        <\/span>\/\/ Update the countries array with new data<\/span><\/span>\n        countries = countries.<\/span>map<\/span> { country <\/span>in<\/span><\/span>\n            <\/span>if<\/span> country.iso2Code == iso2Code {<\/span><\/span>\n                <\/span>return<\/span> <\/span>Country<\/span>(<\/span><\/span>\n                    <\/span>name<\/span>: country.<\/span>name<\/span>,<\/span><\/span>\n                    <\/span>category<\/span>: country.<\/span>category<\/span>,<\/span><\/span>\n                    <\/span>flag<\/span>: country.<\/span>flag<\/span>,<\/span><\/span>\n                    <\/span>population<\/span>: cached.<\/span>population<\/span>,<\/span><\/span>\n                    <\/span>gdp<\/span>: cached.<\/span>gdp<\/span>,<\/span><\/span>\n                    <\/span>iso2Code<\/span>: country.<\/span>iso2Code<\/span><\/span>\n                )<\/span><\/span>\n            }<\/span><\/span>\n            <\/span>return<\/span> country<\/span><\/span>\n        }<\/span><\/span>\n    }<\/span><\/span>\n    <\/span><\/span>\n    <\/span>private<\/span> <\/span>func<\/span> <\/span>flagEmoji<\/span>(<\/span>from<\/span> <\/span>iso2Code<\/span>: <\/span>String<\/span>) -> <\/span>String<\/span> {<\/span><\/span>\n        <\/span>let<\/span> base: <\/span>UInt32<\/span> = <\/span>127397<\/span><\/span>\n        <\/span>var<\/span> flag = <\/span>""<\/span><\/span>\n        <\/span>for<\/span> unicode <\/span>in<\/span> iso2Code.<\/span>uppercased<\/span>().unicodeScalars {<\/span><\/span>\n            <\/span>if<\/span> <\/span>let<\/span> scalar = <\/span>UnicodeScalar<\/span>(base + unicode.value) {<\/span><\/span>\n                flag.<\/span>append<\/span>(<\/span>String<\/span>(scalar))<\/span><\/span>\n            }<\/span><\/span>\n        }<\/span><\/span>\n        <\/span>return<\/span> flag<\/span><\/span>\n    }<\/span><\/span>\n    <\/span><\/span>\n    <\/span>var<\/span> categories: [<\/span>String<\/span>] {<\/span><\/span>\n        <\/span>Array<\/span>(<\/span>Set<\/span>(countries.<\/span>map<\/span> { <\/span>$0<\/span>.<\/span>category<\/span> })).<\/span>sorted<\/span>()<\/span><\/span>\n    }<\/span><\/span>\n    <\/span><\/span>\n    <\/span>func<\/span> <\/span>countries<\/span>(<\/span>in<\/span> <\/span>category<\/span>: <\/span>String<\/span>) -> [Country] {<\/span><\/span>\n        countries.<\/span>filter<\/span> { <\/span>$0<\/span>.<\/span>category<\/span> == category }<\/span><\/span>\n    }<\/span><\/span>\n}<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
Views<\/strong><\/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\/\/ Main Content View<\/span><\/span>\nstruct<\/span> <\/span>ContentView<\/span>: <\/span>View <\/span>{<\/span><\/span>\n    <\/span>@StateObject<\/span> <\/span>private<\/span> <\/span>var<\/span> viewModel = <\/span>CountriesViewModel<\/span>()<\/span><\/span>\n    <\/span><\/span>\n    <\/span>var<\/span> body: <\/span>some<\/span> View {<\/span><\/span>\n        <\/span>NavigationView<\/span> {<\/span><\/span>\n            <\/span>Group<\/span> {<\/span><\/span>\n                <\/span>if<\/span> viewModel.isLoading {<\/span><\/span>\n                    <\/span>ProgressView<\/span>(<\/span>"Loading countries..."<\/span>)<\/span><\/span>\n                } <\/span>else<\/span> <\/span>if<\/span> <\/span>let<\/span> errorMessage = viewModel.errorMessage {<\/span><\/span>\n                    <\/span>ErrorView<\/span>(<\/span>message<\/span>: errorMessage, <\/span>retryAction<\/span>: {<\/span><\/span>\n                        viewModel.<\/span>loadCountries<\/span>()<\/span><\/span>\n                    })<\/span><\/span>\n                } <\/span>else<\/span> {<\/span><\/span>\n                    <\/span>CountryListView<\/span>(<\/span>viewModel<\/span>: viewModel)<\/span><\/span>\n                }<\/span><\/span>\n            }<\/span><\/span>\n            .<\/span>navigationTitle<\/span>(<\/span>"World Countries"<\/span>)<\/span><\/span>\n        }<\/span><\/span>\n        .<\/span>onAppear<\/span> {<\/span><\/span>\n            viewModel.<\/span>loadCountries<\/span>()<\/span><\/span>\n        }<\/span><\/span>\n    }<\/span><\/span>\n}<\/span><\/span>\n<\/span>\nstruct<\/span> <\/span>CountryListView<\/span>: <\/span>View <\/span>{<\/span><\/span>\n    <\/span>@ObservedObject<\/span> <\/span>var<\/span> viewModel: CountriesViewModel<\/span><\/span>\n    <\/span><\/span>\n    <\/span>var<\/span> body: <\/span>some<\/span> View {<\/span><\/span>\n        <\/span>List<\/span> {<\/span><\/span>\n            <\/span>ForEach<\/span>(viewModel.<\/span>categories<\/span>, <\/span>id<\/span>: \\.<\/span>self<\/span>) { category <\/span>in<\/span><\/span>\n                <\/span>Section<\/span>(<\/span>header<\/span>: <\/span>Text<\/span>(category)) {<\/span><\/span>\n                    <\/span>ForEach<\/span>(viewModel.<\/span>countries<\/span>(<\/span>in<\/span>: category)) { country <\/span>in<\/span><\/span>\n                        <\/span>NavigationLink<\/span>(<\/span>destination<\/span>: <\/span>CountryDetailView<\/span>(<\/span>country<\/span>: country)) {<\/span><\/span>\n                            <\/span>CountryRowView<\/span>(<\/span>country<\/span>: country)<\/span><\/span>\n                        }<\/span><\/span>\n                    }<\/span><\/span>\n                }<\/span><\/span>\n            }<\/span><\/span>\n        }<\/span><\/span>\n        .<\/span>refreshable<\/span> {<\/span><\/span>\n            viewModel.<\/span>loadCountries<\/span>()<\/span><\/span>\n        }<\/span><\/span>\n    }<\/span><\/span>\n}<\/span><\/span>\n<\/span>\nstruct<\/span> <\/span>CountryRowView<\/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><\/span>\n            <\/span>Text<\/span>(country.<\/span>flag<\/span>)<\/span><\/span>\n                .<\/span>font<\/span>(.<\/span>title2<\/span>)<\/span><\/span>\n            <\/span>Text<\/span>(country.<\/span>name<\/span>)<\/span><\/span>\n                .<\/span>font<\/span>(.<\/span>body<\/span>)<\/span><\/span>\n        }<\/span><\/span>\n        .<\/span>padding<\/span>(.<\/span>vertical<\/span>, <\/span>4<\/span>)<\/span><\/span>\n    }<\/span><\/span>\n}<\/span><\/span>\n<\/span>\nstruct<\/span> <\/span>CountryDetailView<\/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>ScrollView<\/span> {<\/span><\/span>\n            <\/span>VStack<\/span>(<\/span>spacing<\/span>: <\/span>20<\/span>) {<\/span><\/span>\n                <\/span>Text<\/span>(country.<\/span>flag<\/span>)<\/span><\/span>\n                    .<\/span>font<\/span>(.<\/span>system<\/span>(<\/span>size<\/span>: <\/span>100<\/span>))<\/span><\/span>\n                <\/span><\/span>\n                <\/span>Text<\/span>(country.<\/span>name<\/span>)<\/span><\/span>\n                    .<\/span>font<\/span>(.<\/span>title<\/span>)<\/span><\/span>\n                    .<\/span>fontWeight<\/span>(.<\/span>bold<\/span>)<\/span><\/span>\n                <\/span><\/span>\n                <\/span>VStack<\/span>(<\/span>alignment<\/span>: .<\/span>leading<\/span>, <\/span>spacing<\/span>: <\/span>15<\/span>) {<\/span><\/span>\n                    <\/span>DetailRow<\/span>(<\/span>title<\/span>: <\/span>"Region"<\/span>, <\/span>value<\/span>: country.<\/span>category<\/span>)<\/span><\/span>\n                    <\/span><\/span>\n                    <\/span>if<\/span> <\/span>let<\/span> population = country.population {<\/span><\/span>\n                        <\/span>DetailRow<\/span>(<\/span><\/span>\n                            <\/span>title<\/span>: <\/span>"Population"<\/span>,<\/span><\/span>\n                            <\/span>value<\/span>: <\/span>formatNumber<\/span>(population)<\/span><\/span>\n                        )<\/span><\/span>\n                    }<\/span><\/span>\n                    <\/span><\/span>\n                    <\/span>if<\/span> <\/span>let<\/span> gdp = country.gdp {<\/span><\/span>\n                        <\/span>DetailRow<\/span>(<\/span><\/span>\n                            <\/span>title<\/span>: <\/span>"GDP (USD)"<\/span>,<\/span><\/span>\n                            <\/span>value<\/span>: <\/span>formatCurrency<\/span>(gdp)<\/span><\/span>\n                        )<\/span><\/span>\n                    }<\/span><\/span>\n                }<\/span><\/span>\n                .<\/span>padding<\/span>()<\/span><\/span>\n                <\/span><\/span>\n                <\/span>Spacer<\/span>()<\/span><\/span>\n            }<\/span><\/span>\n        }<\/span><\/span>\n        .<\/span>navigationBarTitleDisplayMode<\/span>(.<\/span>inline<\/span>)<\/span><\/span>\n        .<\/span>padding<\/span>()<\/span><\/span>\n    }<\/span><\/span>\n    <\/span><\/span>\n    <\/span>private<\/span> <\/span>func<\/span> <\/span>formatNumber<\/span>(<\/span>_<\/span> <\/span>number<\/span>: <\/span>Int<\/span>) -> <\/span>String<\/span> {<\/span><\/span>\n        <\/span>let<\/span> formatter = <\/span>NumberFormatter<\/span>()<\/span><\/span>\n        formatter.<\/span>numberStyle<\/span> = .<\/span>decimal<\/span><\/span>\n        <\/span>return<\/span> formatter.<\/span>string<\/span>(<\/span>from<\/span>: <\/span>NSNumber<\/span>(<\/span>value<\/span>: number)) ?? <\/span>String<\/span>(number)<\/span><\/span>\n    }<\/span><\/span>\n    <\/span><\/span>\n    <\/span>private<\/span> <\/span>func<\/span> <\/span>formatCurrency<\/span>(<\/span>_<\/span> <\/span>number<\/span>: <\/span>Double<\/span>) -> <\/span>String<\/span> {<\/span><\/span>\n        <\/span>let<\/span> formatter = <\/span>NumberFormatter<\/span>()<\/span><\/span>\n        formatter.<\/span>numberStyle<\/span> = .<\/span>currency<\/span><\/span>\n        formatter.<\/span>currencyCode<\/span> = <\/span>"USD"<\/span><\/span>\n        formatter.<\/span>maximumFractionDigits<\/span> = <\/span>0<\/span><\/span>\n        <\/span>return<\/span> formatter.<\/span>string<\/span>(<\/span>from<\/span>: <\/span>NSNumber<\/span>(<\/span>value<\/span>: number)) ?? <\/span>String<\/span>(number)<\/span><\/span>\n    }<\/span><\/span>\n}<\/span><\/span>\n<\/span>\nstruct<\/span> <\/span>DetailRow<\/span>: <\/span>View <\/span>{<\/span><\/span>\n    <\/span>let<\/span> title: <\/span>String<\/span><\/span>\n    <\/span>let<\/span> value: <\/span>String<\/span><\/span>\n    <\/span><\/span>\n    <\/span>var<\/span> body: <\/span>some<\/span> View {<\/span><\/span>\n        <\/span>HStack<\/span> {<\/span><\/span>\n            <\/span>Text<\/span>(title)<\/span><\/span>\n                .<\/span>fontWeight<\/span>(.<\/span>medium<\/span>)<\/span><\/span>\n                .<\/span>foregroundColor<\/span>(.<\/span>gray<\/span>)<\/span><\/span>\n            <\/span>Spacer<\/span>()<\/span><\/span>\n            <\/span>Text<\/span>(value)<\/span><\/span>\n                .<\/span>fontWeight<\/span>(.<\/span>medium<\/span>)<\/span><\/span>\n        }<\/span><\/span>\n    }<\/span><\/span>\n}<\/span><\/span>\n<\/span>\nstruct<\/span> <\/span>ErrorView<\/span>: <\/span>View <\/span>{<\/span><\/span>\n    <\/span>let<\/span> message: <\/span>String<\/span><\/span>\n    <\/span>let<\/span> retryAction: () -> <\/span>Void<\/span><\/span>\n    <\/span><\/span>\n    <\/span>var<\/span> body: <\/span>some<\/span> View {<\/span><\/span>\n        <\/span>VStack<\/span>(<\/span>spacing<\/span>: <\/span>16<\/span>) {<\/span><\/span>\n            <\/span>Text<\/span>(<\/span>"Error"<\/span>)<\/span><\/span>\n                .<\/span>font<\/span>(.<\/span>title<\/span>)<\/span><\/span>\n                .<\/span>foregroundColor<\/span>(.<\/span>red<\/span>)<\/span><\/span>\n            <\/span>Text<\/span>(message)<\/span><\/span>\n                .<\/span>multilineTextAlignment<\/span>(.<\/span>center<\/span>)<\/span><\/span>\n            <\/span>Button<\/span>(<\/span>"Retry"<\/span>, <\/span>action<\/span>: retryAction)<\/span><\/span>\n                .<\/span>buttonStyle<\/span>(.<\/span>bordered<\/span>)<\/span><\/span>\n        }<\/span><\/span>\n        .<\/span>padding<\/span>()<\/span><\/span>\n    }<\/span><\/span>\n}<\/span><\/span>\n<\/span>\n#Preview<\/span> {  <\/span><\/span>\n        <\/span>ContentView<\/span>()<\/span><\/span>\n}<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n
\u0412\u043e\u0442 \u043a\u043b\u044e\u0447\u0435\u0432\u044b\u0435 \u043e\u0441\u043e\u0431\u0435\u043d\u043d\u043e\u0441\u0442\u0438:<\/span><\/p>\n\n\n\n
    \n
  1. \u0421\u0442\u0440\u0443\u043a\u0442\u0443\u0440\u044b \u0434\u0430\u043d\u043d\u044b\u0445:<\/span><\/li>\n<\/ol>\n\n\n\n