export {}
import { request } from '../../utils/requestPromise'
import api from '../../utils/api'
const app = getApp<{ globalData: { apiBase: string; token: string } }>();

Page({
  data: {
    serviceType: '',
    serviceTypeLabel: '',
    modes: ['online', 'offline', 'phone'],
    modeLabels: ['线上视频', '线下面谈', '电话沟通'],
    pModeIndex: 0,
    preferredTime: '',
    summary: '',
    submitting: false,
    errorMsg: ''
  },

  onLoad(options: any) {
    if (options.type) {
      const typeMap: Record<string, string> = {
        relationship_guidance: '恋爱困惑指导',
        emotional_support: '情感支持',
        premarital_guidance: '婚前辅导',
        anti_fraud_guidance: '婚恋反诈指导'
      };
      this.setData({ serviceType: options.type, serviceTypeLabel: typeMap[options.type] || options.type });
    }
  },

  onModeChange(e: any) {
    this.setData({ pModeIndex: e.detail.value });
  },

  onTimeInput(e: any) { this.setData({ preferredTime: e.detail.value }); },
  onSummaryInput(e: any) { this.setData({ summary: e.detail.value }); },

  async onSubmit() {
    const { serviceType, pModeIndex, preferredTime, summary } = this.data;
    if (!serviceType) {
      wx.showToast({ title: '请选择服务类型', icon: 'none' });
      return;
    }
    if (!summary || !summary.trim()) {
      wx.showToast({ title: '请简要描述您的困扰', icon: 'none' });
      return;
    }
    this.setData({ submitting: true, errorMsg: '' });
    // 幂等键在「一次提交」内保持稳定：网络异常后用户重试复用同一把键，
    // 后端据此识别为重复投递（重放首次结果）而不是第二次申请。
    const idempotencyKey = api.idempotencyKey('counseling-apply', serviceType);
    try {
      const res = await request<any>({
        url: `${app.globalData.apiBase}/counseling/services`,
        method: 'POST',
        header: { 'Authorization': `Bearer ${app.globalData.token}`, 'Content-Type': 'application/json' },
        data: {
          serviceType,
          // 字段名与后端 ApplyRequest 对齐（此前用 preferredServiceMode / userRequestSummary 导致整条链路拿不到值）
          preferredMode: this.data.modes[pModeIndex],
          preferredTime,
          summary,
          requestSource: 'user_self',
          // 幂等键：同一次填写重复提交不会产生两条申请
          // 幂等键由 api 层托管（见 onSubmit 开头的说明）
          idempotencyKey
        }
      });
      if (res.statusCode === 200 && res.data && res.data.success) {
        // 提交已落地：释放幂等键，下一次申请是新的一次
        api.releaseIdempotencyKey(idempotencyKey);
        wx.showToast({ title: '申请已提交', icon: 'success' });
        setTimeout(() => wx.redirectTo({ url: '/pages/my-counseling/my-counseling' }), 1500);
      } else {
        this.setData({ errorMsg: (res.data && res.data.message) || '提交失败，请重试' });
        wx.showToast({ title: (res.data && res.data.message) || '提交失败', icon: 'none' });
      }
    } catch (e) {
      this.setData({ errorMsg: '网络异常，请稍后重试' });
      wx.showToast({ title: '网络异常，请稍后重试', icon: 'none' });
    } finally {
      this.setData({ submitting: false });
    }
  }
});