fix: apply Mihomo settings changes to running core, close #1874

changelog.md

@@ -7,6 +7,10 @@
 - 重构简化连接页
 - 优化软件启动和退出速度
 
+## 修复 (Fix)
+
+- 修复修改 Mihomo 设置（如日志等级、端口等）后未应用到运行中内核的问题
+
 # 1.9.5
 
 ## 新功能 (Feat)

src/main/config/controledMihomo.ts

@@ -3,7 +3,7 @@ import { existsSync } from 'fs'
 import { controledMihomoConfigPath } from '../utils/dirs'
 import { parse, stringify } from '../utils/yaml'
 import { generateProfile } from '../core/factory'
-import { patchMihomoConfig } from '../core/mihomoApi'
+import { patchMihomoConfig, startMihomoLogs } from '../core/mihomoApi'
 import { defaultControledMihomoConfig } from '../utils/template'
 import { deepMerge } from '../utils/merge'
 import { createLogger } from '../utils/logger'
@@ -114,6 +114,15 @@ export async function patchControledMihomoConfig(patch: Partial<IMihomoConfig>):
         error
       )
     }
+
+    // log-level 改变时重连日志 WebSocket，使新等级立刻生效
+    if (patch['log-level']) {
+      try {
+        await startMihomoLogs()
+      } catch (error) {
+        controledMihomoLogger.warn('Failed to restart log stream after log-level change', error)
+      }
+    }
   })
   await controledMihomoWriteQueue
 }

src/renderer/src/pages/mihomo.tsx

@@ -320,6 +320,15 @@ const Mihomo: React.FC = () => {
 
   const onChangeNeedRestart = async (patch: Partial<IMihomoConfig>): Promise<void> => {
     await patchControledMihomoConfig(patch)
+    try {
+      if (appConfig?.useHotReloadProfile) {
+        await mihomoHotReloadConfig()
+      } else {
+        await restartCore()
+      }
+    } catch (e) {
+      console.error('Apply config change failed:', e)
+    }
   }
 
   const handleConfigChangeWithRestart = async (key: string, value: unknown) => {