{"id":43163,"date":"2023-04-05T20:56:39","date_gmt":"2023-04-05T12:56:39","guid":{"rendered":"https:\/\/blog.gwlin.com\/?p=43163"},"modified":"2023-04-05T20:57:51","modified_gmt":"2023-04-05T12:57:51","slug":"fetch-%e6%8e%a5%e6%94%b6-chatgpt-api-%e6%9c%8d%e5%8a%a1%e7%ab%af%e6%8e%a8%e6%b5%81-server-sent-event","status":"publish","type":"post","link":"https:\/\/www.gwlin.com\/blog\/posts\/43163","title":{"rendered":"fetch \u63a5\u6536 chatgpt api \u670d\u52a1\u7aef\u63a8\u6d41 server sent event"},"content":{"rendered":"\n<p>\u5728\u770bchatgpt\u7684\u6f14\u793a\u65f6\u7559\u610f\u5230ai\u4f1a\u9010\u5b57\u56de\u590d\uff0c\u5f53\u65f6\u5c31\u597d\u5947\u662f\u4ec0\u4e48\u505a\u5230\u7684\uff1f\u53ea\u662f\u524d\u7aef\u6548\u679c\u5417\uff1f<\/p>\n\n\n\n<p>\u540e\u6765\u6253\u7b97\u63a5\u4e0bopenai\u7684api\uff0c\u81ea\u5df1\u4e5f\u505a\u4e2achat\uff0c\u770b\u5230\u6587\u6863\u91cc\u6709\u4e2a\u53c2\u6570\u53ef\u4ee5\u542f\u7528\u670d\u52a1\u7aef\u63a8\u6d41\uff08Server Sent Event\uff09\u624d\u660e\u767d\u8fc7\u6765\u3002<\/p>\n\n\n\n<p>\u4f46\u524d\u7aef\u600e\u4e48\u5904\u7406SSE\u5462\uff1f<\/p>\n\n\n\n<p>\u67e5\u4e86\u4e00\u4e0b\u6709JS\u6709 EventSource\uff0c\u4f46\u53ea\u652f\u6301GET\u8bf7\u6c42\uff0c\u4e0d\u884c\u3002<\/p>\n\n\n\n<p>\u7528fetch\u8bd5\u4e86\u4e0b\uff0c\u4f1a\u8fd4\u56de\u4e00\u4e2aReadableStream\u3002\u67e5\u4e86\u4e0b\u8d44\u6599\uff0cReadableStream\u8c8c\u4f3c\u53ef\u4ee5\u5b9e\u65f6\u8f6c\u6362\u63a5\u6536\u5230\u7684\u6570\u636e\uff0c\u6574\u7406\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code class=\"prettyprint\" >const response = await fetch(&#039;https:\/\/api.openai.com\/v1\/chat\/completions&#039;, {\n    method: &#039;POST&#039;,\n    headers: {\n        &#039;Content-Type&#039;: &#039;application\/json&#039;,\n        &#039;Authorization&#039;:&#039;&#039;\n    },\n    body: JSON.stringify({\n        model: &#039;gpt-3.5-turbo&#039;,\n        messages: &#091;],\n        stream: true\n    })\n})\nconst reader = response.body.getReader()\nconst decoder = new TextDecoder()\nlet packed\nwhile (!(packed = await reader.read()).done) {\n    let result = decoder.decode(packed.value) \/\/ uint8array\u8f6c\u5b57\u7b26\u4e32\n    const lines = result.trim().split(&quot;\\n\\n&quot;) \/\/ \u62c6\u5206\u8fd4\u56de\u7684\u884c\n    for (let i in lines) {\n        let line = lines&#091;i].substring(6) \/\/ \u53bb\u6389\u5f00\u5934\u7684 data:\n        if (line === &#039;&#091;DONE]&#039;) { \/\/ \u7ed3\u675f\n            break\n        }\n        let data = JSON.parse(line)\n        let delta = data&#091;&#039;choices&#039;]&#091;0]&#091;&#039;delta&#039;]\n\n        \n        \/\/ \u540e\u9762\u5c31\u662f\u81ea\u5df1\u7684\u4e1a\u52a1\u903b\u8f91\u4e86...\n    }\n}\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u770bchatgpt\u7684\u6f14\u793a\u65f6\u7559\u610f\u5230ai\u4f1a\u9010\u5b57\u56de\u590d\uff0c\u5f53\u65f6\u5c31\u597d\u5947\u662f\u4ec0\u4e48\u505a\u5230\u7684\uff1f\u53ea\u662f\u524d\u7aef\u6548\u679c\u5417\uff1f \u540e\u6765\u6253\u7b97\u63a5\u4e0bopen [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[179],"tags":[213,191,212],"class_list":["post-43163","post","type-post","status-publish","format-standard","hentry","category-notes","tag-chatgpt","tag-javascript","tag-openai"],"_links":{"self":[{"href":"https:\/\/www.gwlin.com\/blog\/wp-json\/wp\/v2\/posts\/43163","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.gwlin.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.gwlin.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.gwlin.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.gwlin.com\/blog\/wp-json\/wp\/v2\/comments?post=43163"}],"version-history":[{"count":4,"href":"https:\/\/www.gwlin.com\/blog\/wp-json\/wp\/v2\/posts\/43163\/revisions"}],"predecessor-version":[{"id":43173,"href":"https:\/\/www.gwlin.com\/blog\/wp-json\/wp\/v2\/posts\/43163\/revisions\/43173"}],"wp:attachment":[{"href":"https:\/\/www.gwlin.com\/blog\/wp-json\/wp\/v2\/media?parent=43163"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.gwlin.com\/blog\/wp-json\/wp\/v2\/categories?post=43163"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.gwlin.com\/blog\/wp-json\/wp\/v2\/tags?post=43163"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}