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miniprogram/utils/bxUpload.js

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+/**
+ * 报销附件：拍照/相册 → /attachments/upload（multipart，已在加密排除路径）
+ * 返回附件对象列表（含 id），提交后需 bindAttachments
+ */
+import { API_BASE, TOKEN_KEY } from '@/config/api'
+
+function parseBody(raw) {
+  try {
+    return JSON.parse(typeof raw === 'string' ? raw : String(raw || ''))
+  } catch {
+    return {}
+  }
+}
+
+function getToken() {
+  const raw = uni.getStorageSync(TOKEN_KEY)
+  return typeof raw === 'string' ? raw.trim() : raw ? String(raw).trim() : ''
+}
+
+/**
+ * @param {{ bizType?: string, bizId?: string|number, maxCount?: number, currentCount?: number }} opts
+ * @returns {Promise<Array<{ id: string, fileName?: string, localPath?: string }>>}
+ */
+export async function chooseAndUploadBxAttachments(opts = {}) {
+  const bizType = opts.bizType || 'reimburse_apply'
+  const bizId = opts.bizId != null ? String(opts.bizId) : '0'
+  const maxCount = opts.maxCount != null ? opts.maxCount : 6
+  const currentCount = opts.currentCount || 0
+  const remain = maxCount - currentCount
+  if (remain <= 0) {
+    uni.showToast({ title: `最多上传${maxCount}张`, icon: 'none' })
+    return []
+  }
+
+  const choose = await new Promise((resolve) => {
+    uni.chooseImage({
+      count: remain,
+      sizeType: ['compressed'],
+      sourceType: ['album', 'camera'],
+      success: (res) => resolve(res),
+      fail: () => resolve(null)
+    })
+  })
+  if (!choose?.tempFilePaths?.length) return []
+
+  const token = getToken()
+  const uploadUrl = `${API_BASE}/attachments/upload?biz_type=${encodeURIComponent(bizType)}&biz_id=${encodeURIComponent(bizId)}`
+  const uploaded = []
+  uni.showLoading({ title: '上传中...' })
+  try {
+    for (const filePath of choose.tempFilePaths) {
+      const uploadRes = await new Promise((ok, fail) => {
+        uni.uploadFile({
+          url: uploadUrl,
+          filePath,
+          name: 'file',
+          header: {
+            Authorization: token ? `Bearer ${token}` : ''
+          },
+          success: ok,
+          fail
+        })
+      })
+      if (uploadRes.statusCode === 401) {
+        uni.showToast({ title: '登录已失效', icon: 'none' })
+        break
+      }
+      const body = parseBody(uploadRes.data)
+      // bx: code===0
+      if (body.code !== 0 || !body.data?.id) {
+        uni.showToast({ title: body.msg || body.message || '上传失败', icon: 'none' })
+        break
+      }
+      uploaded.push({
+        id: String(body.data.id),
+        fileName: body.data.fileName || body.data.file_name || '',
+        localPath: filePath
+      })
+    }
+  } catch (e) {
+    uni.showToast({
+      title: e instanceof Error ? e.message : '上传失败',
+      icon: 'none'
+    })
+  } finally {
+    uni.hideLoading()
+  }
+  return uploaded
+}