feat: 完善人生轨迹详情页功能及微信小程序登录优化

mini-program/src/composables/useTtsPlayer.js

@@ -2,7 +2,13 @@ import { computed, onUnmounted, ref } from 'vue'
 import { createTtsTask, getTtsTask, getTtsTaskBySource } from '../services/tts.js'
 import analytics from '../services/analytics.js'
 
-const readResponseData = (response) => response?.data ?? response ?? null
+const readResponseData = (response) => {
+  if (!response) return null
+  if (Object.prototype.hasOwnProperty.call(response, 'data')) {
+    return response.data ?? null
+  }
+  return response
+}
 
 export const useTtsPlayer = ({ pagePath = '', sourceType = 'epic_script' } = {}) => {
   const task = ref(null)
@@ -11,6 +17,8 @@ export const useTtsPlayer = ({ pagePath = '', sourceType = 'epic_script' } = {})
   const statusText = ref('')
   let audio = null
   let timer = null
+  let prewarmPromise = null
+  let prewarmSourceId = ''
 
   const buttonText = computed(() => {
     if (loading.value) return '正在生成朗读'
@@ -155,6 +163,49 @@ export const useTtsPlayer = ({ pagePath = '', sourceType = 'epic_script' } = {})
     }
   }
 
+  const prewarmSource = async (sourceId) => {
+    if (!sourceId) return null
+    if (task.value?.status === 'success' && task.value?.sourceId === sourceId) {
+      return task.value
+    }
+    if (prewarmPromise && prewarmSourceId === sourceId) {
+      return prewarmPromise
+    }
+
+    prewarmSourceId = sourceId
+    prewarmPromise = (async () => {
+      try {
+        const existingResponse = await getTtsTaskBySource({ sourceType, sourceId })
+        const existingTask = readResponseData(existingResponse)
+        if (existingTask?.id) {
+          setTask(existingTask)
+        }
+        if (existingTask?.status === 'success' || existingTask?.status === 'pending' || existingTask?.status === 'processing') {
+          return existingTask
+        }
+      } catch (error) {
+        // Old scripts may not have a task yet; create one silently below.
+      }
+
+      try {
+        const createResponse = await createTtsTask({ sourceType, sourceId })
+        const nextTask = readResponseData(createResponse)
+        if (nextTask?.id) {
+          setTask(nextTask)
+        }
+        return nextTask
+      } catch (error) {
+        track('script_tts_error', sourceId, { error: error?.message || error?.errMsg || 'prewarm failed' })
+        return null
+      } finally {
+        prewarmPromise = null
+        prewarmSourceId = ''
+      }
+    })()
+
+    return prewarmPromise
+  }
+
   const playSource = async (sourceId) => {
     if (!sourceId) {
       uni.showToast({ title: '生成保存后可播放', icon: 'none' })
@@ -162,6 +213,21 @@ export const useTtsPlayer = ({ pagePath = '', sourceType = 'epic_script' } = {})
     }
     if (loading.value) return
 
+    if (prewarmPromise && prewarmSourceId === sourceId) {
+      const warmedTask = await prewarmPromise
+      if (warmedTask?.status === 'success') {
+        setTask(warmedTask)
+        play(sourceId)
+        return
+      }
+      if ((warmedTask?.status === 'pending' || warmedTask?.status === 'processing') && warmedTask?.id) {
+        setTask(warmedTask)
+        loading.value = true
+        pollTask(warmedTask.id, sourceId)
+        return
+      }
+    }
+
     if (task.value?.status === 'success') {
       play(sourceId)
       return
@@ -195,6 +261,8 @@ export const useTtsPlayer = ({ pagePath = '', sourceType = 'epic_script' } = {})
     setTask(null)
     statusText.value = ''
     loading.value = false
+    prewarmPromise = null
+    prewarmSourceId = ''
   }
 
   onUnmounted(reset)
@@ -205,6 +273,7 @@ export const useTtsPlayer = ({ pagePath = '', sourceType = 'epic_script' } = {})
     playing,
     statusText,
     buttonText,
+    prewarmSource,
     playSource,
     reset
   }