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

Page({
  data: {
    list: [] as any[],
    loading: false,
    errorMsg: '',
    /** 权限不足 / 未登录时给出明确提示，而不是静默空白 */
    forbidden: false
  },

  onLoad() { this.loadList(); },
  onShow() { this.loadList(); },

  async loadList() {
    this.setData({ loading: true, errorMsg: '', forbidden: false });
    try {
      const res = await request<any>({
        url: `${app.globalData.apiBase}/counseling/services`,
        header: { 'Authorization': `Bearer ${app.globalData.token}` }
      });
      if (res.statusCode === 401) {
        this.setData({ forbidden: true, errorMsg: '登录状态已失效，请重新登录' });
        return;
      }
      if (res.statusCode === 200 && res.data && res.data.success) {
        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'
        };
        const list = (res.data.data || []).map((item: any) => ({
          ...item,
          serviceTypeName: typeMap[item.serviceType] || item.serviceType,
          statusName: this.statusLabel(item.status),
          createdText: this.formatTime(item.createdAt),
          scheduledText: item.scheduledStartAt ? this.formatTime(item.scheduledStartAt) : '',
          canCancel: item.status === 'pending' || item.status === 'assigned' || item.status === 'scheduled'
        }));
        this.setData({ list });
      } else {
        this.setData({ errorMsg: (res.data && res.data.message) || '加载失败，请下拉重试' });
      }
    } catch (e) {
      this.setData({ errorMsg: '网络异常，请下拉重试' });
    } finally {
      this.setData({ loading: false });
    }
  },

  onPullDownRefresh() {
    this.loadList().then(() => wx.stopPullDownRefresh());
  },

  goToIntro() { wx.navigateTo({ url: '/pages/counseling-intro/counseling-intro' }); },

  /** 详情：后端已提供 GET /counseling/services/{id}，此处直接展开行内摘要，避免跳未实现页面 */
  toggleExpand(e: any) {
    const id = e.currentTarget.dataset.id;
    const list = this.data.list.map((it: any) =>
      it.id === id ? { ...it, expanded: !it.expanded } : it);
    this.setData({ list });
  },

  async onCancel(e: any) {
    const id = e.currentTarget.dataset.id;
    const confirm = await new Promise<boolean>((resolve) => {
      wx.showModal({
        title: '取消申请',
        content: '确认取消本次咨询申请？',
        success: (r) => resolve(!!r.confirm),
        fail: () => resolve(false)
      });
    });
    if (!confirm) return;
    try {
      const res = await request<any>({
        url: `${app.globalData.apiBase}/counseling/services/${id}/cancel`,
        method: 'POST',
        header: { 'Authorization': `Bearer ${app.globalData.token}`, 'Content-Type': 'application/json' },
        data: { reason: '用户主动取消' }
      });
      if (res.statusCode === 200 && res.data && res.data.success) {
        wx.showToast({ title: '已取消', icon: 'success' });
        this.loadList();
      } else {
        wx.showToast({ title: (res.data && res.data.message) || '取消失败', icon: 'none' });
      }
    } catch (err) {
      wx.showToast({ title: '网络异常，请稍后重试', icon: 'none' });
    }
  },

  /** INV-005：婚前辅导伴侣**本人**确认 —— 只有受邀伴侣本人可操作 */
  async onConfirmCompanion(e: any) {
    const id = e.currentTarget.dataset.id;
    const confirm = await new Promise<boolean>((resolve) => {
      wx.showModal({
        title: '确认参与婚前辅导',
        content: '确认作为伴侣参与本次婚前辅导？',
        success: (r) => resolve(!!r.confirm),
        fail: () => resolve(false)
      });
    });
    if (!confirm) return;
    try {
      const res = await request<any>({
        url: `${app.globalData.apiBase}/counseling/services/${id}/companion-confirm`,
        method: 'POST',
        header: { 'Authorization': `Bearer ${app.globalData.token}`, 'Content-Type': 'application/json' },
        data: {}
      });
      if (res.statusCode === 200 && res.data && res.data.success) {
        wx.showToast({ title: '已确认参与', icon: 'success' });
        this.loadList();
      } else {
        wx.showToast({ title: (res.data && res.data.message) || '确认失败', icon: 'none' });
      }
    } catch (err) {
      wx.showToast({ title: '网络异常，请稍后重试', icon: 'none' });
    }
  },

  statusLabel(s: string) {
    const m: Record<string, string> = {
      pending: '待处理', assigned: '已分配', scheduled: '已排期',
      in_progress: '服务中', completed: '已完成', cancelled: '已取消', closed: '已关闭'
    };
    return m[s] || s;
  },
  formatTime(t: string) { return t ? new Date(t).toLocaleString('zh-CN') : ''; },
  formatDate(t: string) { return t ? new Date(t).toLocaleDateString('zh-CN') : ''; }
});