fix(ai): 让严格执行max_tokens的API恢复工作，如DeepSeek (#19)

* fix(ai): 让严格执行`max_tokens`的API恢复工作，如DeepSeek

- AI 请求优先使用当前模型配置的`Max Tokens`，并依次回退到供应商高级设置的`Max Tokens`和默认值 4096
- 透传`OpenAI-compatible`与`Anthropic`的结束原因，补充`preload`类型声明
- 群日报生成和修复遇到模型异常结束生成时终止处理，并针对token上限给出配置提示
- 优化 AI 未返回有效内容时的错误信息
- 统一行尾配置

Signed-off-by: longhuan1999 <2114467924@qq.com>

* Update .gitignore

---------

Signed-off-by: longhuan1999 <2114467924@qq.com>
Co-authored-by: qingmao <84499436+Wxw-Gu@users.noreply.github.com>

.prettierrc.yaml

@@ -2,3 +2,4 @@ singleQuote: true
 semi: false
 printWidth: 100
 trailingComma: none
+endOfLine: auto

.vscode/launch.json

@@ -8,7 +8,7 @@
       "cwd": "${workspaceRoot}",
       "runtimeExecutable": "${workspaceRoot}/node_modules/.bin/electron-vite",
       "windows": {
-        "runtimeExecutable": "${workspaceRoot}/node_modules/.bin/electron-vite.cmd"
+        "runtimeExecutable": "${workspaceRoot}/node_modules/.bin/electron-vite.CMD"
       },
       "runtimeArgs": ["--sourcemap"],
       "env": {

.vscode/settings.json

@@ -7,5 +7,6 @@
   },
   "[json]": {
     "editor.defaultFormatter": "vscode.json-language-features"
-  }
+  },
+  "files.eol": "\n"
 }

eslint.config.mjs

@@ -24,6 +24,12 @@ export default defineConfig(
       'react-refresh': eslintPluginReactRefresh
     },
     rules: {
+      'prettier/prettier': [
+        'error',
+        {
+          endOfLine: 'auto'
+        }
+      ],
       ...eslintPluginReactHooks.configs.recommended.rules,
       ...eslintPluginReactRefresh.configs.vite.rules
     }

src/main/services/ai-provider-service.ts

@@ -26,16 +26,18 @@ type AIMessagePart = { type: 'text'; text: string } | { type: 'image'; dataUrl:
 type AIMessage = { role: string; content: string | AIMessagePart[] }
 type AIRequestResult = {
   data: string
+  finishReason?: string
   usage?: { input?: number; output?: number; total?: number; estimated?: boolean }
 }
 interface OpenAIResponsePayload {
   error?: { message?: string }
-  choices?: Array<{ message?: { content?: string } }>
+  choices?: Array<{ message?: { content?: string }; finish_reason?: string }>
   usage?: { prompt_tokens?: number; completion_tokens?: number; total_tokens?: number }
 }
 interface AnthropicResponsePayload {
   error?: { message?: string }
   content?: Array<{ type?: string; text?: string }>
+  stop_reason?: string
   usage?: { input_tokens?: number; output_tokens?: number }
 }
 
@@ -612,6 +614,12 @@ async function requestOpenAICompatible(
   const endpoint = provider.baseUrl.endsWith('/chat/completions')
     ? provider.baseUrl
     : `${provider.baseUrl.replace(/\/+$/, '')}/chat/completions`
+  let modelMaxTokens = 0
+  for (const m of provider.models) {
+    if (m.id === model && m.maxTokens) {
+      modelMaxTokens = m.maxTokens
+    }
+  }
   const response = await fetchWithTimeout(
     endpoint,
     {
@@ -621,7 +629,11 @@ async function requestOpenAICompatible(
         model,
         messages: toOpenAIMessages(messages),
         temperature: provider.advanced.temperature,
-        max_tokens: testing ? 8 : provider.advanced.maxTokens
+        max_tokens: testing
+          ? 8
+          : modelMaxTokens > 0
+            ? modelMaxTokens
+            : provider.advanced.maxTokens || 4096
       })
     },
     provider.advanced.timeoutMs,
@@ -631,6 +643,7 @@ async function requestOpenAICompatible(
   if (!response.ok) throw new Error(payload.error?.message || `AI 请求失败 (${response.status})`)
   return {
     data: String(payload.choices?.[0]?.message?.content || ''),
+    finishReason: String(payload.choices?.[0]?.finish_reason || 'unknown'),
     usage: payload.usage
       ? {
           input: payload.usage.prompt_tokens,
@@ -667,6 +680,12 @@ async function requestAnthropic(
   const endpoint = provider.baseUrl.endsWith('/messages')
     ? provider.baseUrl
     : `${provider.baseUrl.replace(/\/+$/, '')}/messages`
+  let modelMaxTokens = 0
+  for (const m of provider.models) {
+    if (m.id === model && m.maxTokens) {
+      modelMaxTokens = m.maxTokens
+    }
+  }
   const response = await fetchWithTimeout(
     endpoint,
     {
@@ -677,7 +696,11 @@ async function requestAnthropic(
         system: system || undefined,
         messages: anthropicMessages,
         temperature: provider.advanced.temperature,
-        max_tokens: testing ? 8 : provider.advanced.maxTokens || 4096
+        max_tokens: testing
+          ? 8
+          : modelMaxTokens > 0
+            ? modelMaxTokens
+            : provider.advanced.maxTokens || 4096
       })
     },
     provider.advanced.timeoutMs,
@@ -693,6 +716,7 @@ async function requestAnthropic(
           .map((item) => item.text || '')
           .join('\n')
       : '',
+    finishReason: String(payload.stop_reason || 'unknown'),
     usage: payload.usage
       ? {
           input: payload.usage.input_tokens,

src/preload/index.d.ts

@@ -229,6 +229,7 @@ declare global {
       ) => Promise<{
         success: boolean
         data?: string
+        finishReason?: string
         usage?: {
           input?: number
           output?: number

src/renderer/src/hooks/useGroupReportGeneration.ts

@@ -511,7 +511,19 @@ export function useGroupReportGeneration({
             reportTimeoutSeconds * 1000 + REPORT_MODEL_TIMEOUT_BUFFER_MS
           )
         )
-        if (!result.success || !result.data) throw new Error(result.error || 'AI 请求失败')
+        if (
+          result.finishReason &&
+          result.finishReason !== 'stop' &&
+          result.finishReason !== 'end_turn'
+        ) {
+          let errMsg = `当前模型\`异常结束生成\`，原因：${result.finishReason}`
+          if (result.finishReason === 'length' || result.finishReason === 'max_tokens') {
+            errMsg += '，请尝试在`设置-AI 模型-新增/编辑供应商-模型配置/高级设置`中调高`Max Tokens`'
+          }
+          throw new Error(errMsg)
+        }
+        if (!result.success || !result.data)
+          throw new Error(result.error || 'AI 请求失败，未返回有效内容')
         writeReportLog('info', '模型响应完成', {
           outputLength: result.data.length,
           usage: result.usage
@@ -552,8 +564,23 @@ export function useGroupReportGeneration({
               reportTimeoutSeconds * 1000 + REPORT_MODEL_TIMEOUT_BUFFER_MS
             )
           )
+          if (
+            repairResult.finishReason &&
+            repairResult.finishReason !== 'stop' &&
+            repairResult.finishReason !== 'end_turn'
+          ) {
+            let errMsg = `当前模型\`异常结束生成\`，原因：${repairResult.finishReason}`
+            if (
+              repairResult.finishReason === 'length' ||
+              repairResult.finishReason === 'max_tokens'
+            ) {
+              errMsg +=
+                '，请尝试在`设置-AI 模型-新增/编辑供应商-模型配置/高级设置`中调高`Max Tokens`'
+            }
+            throw new Error(errMsg)
+          }
           if (!repairResult.success || !repairResult.data) {
-            throw new Error(repairResult.error || 'AI 修复日报 JSON 失败', {
+            throw new Error(repairResult.error || 'AI 修复日报 JSON 失败，未返回有效内容', {
               cause: parseError
             })
           }