const api = require('../../utils/api');

Page({
  data: {
    serviceId: '',
    detail: null,
    source: 'assignment',
    statusLabel: '',
    followups: [],
    followupTypes: ['followup', '需求了解', '候选建议', '活动协助', '其他'],
    loading: true,
    submitting: false,
    changingStatus: false,
    form: { followupType: 'followup', content: '', nextFollowupAt: '' },
  },

  onLoad(options) {
    const serviceId = options && options.id;
    if (!serviceId) {
      wx.showToast({ title: '服务记录不存在', icon: 'none' });
      wx.navigateBack();
      return;
    }
    this.setData({ serviceId, source: options.source === 'management' ? 'management' : 'assignment' });
    this.loadDetail();
  },

  onShow() {
    if (this.data.serviceId && !this.data.loading) this.loadDetail();
  },

  tokenHeaders() {
    const token = wx.getStorageSync('operatorToken');
    return token ? { Authorization: `Bearer ${token}` } : {};
  },

  async loadDetail() {
    this.setData({ loading: true });
    try {
      const path = this.data.source === 'management' ? '/operator/matchmaker/management/services/' : '/operator/matchmaker/services/';
      const detail = await api.get(`${path}${encodeURIComponent(this.data.serviceId)}`, {}, this.tokenHeaders());
      const labels = { submitted: '待处理', assigned: '已接单', in_service: '服务中', waiting_user: '待用户确认', completed: '已完成' };
      this.setData({ detail: detail || null, statusLabel: labels[detail && detail.status] || (detail && detail.status) || '', followups: (detail && detail.followups) || [] });
    } catch (error) {
      if (error && (error.code === 'FORBIDDEN' || error.code === 'NOT_FOUND' || error.code === 'DATA_SCOPE_DENIED')) {
        wx.showModal({ title: '服务权限已变更', content: '该服务对象已结束或不再属于当前服务范围。', showCancel: false,
          success: () => wx.navigateBack() });
      } else {
        wx.showToast({ title: (error && error.message) || '加载失败', icon: 'none' });
      }
    } finally {
      this.setData({ loading: false });
    }
  },

  async changeStatus(e) {
    const action = e.currentTarget.dataset.action;
    if (this.data.changingStatus || this.data.source === 'management') return;
    this.setData({ changingStatus: true });
    try {
      await api.post(`/operator/matchmaker/services/${encodeURIComponent(this.data.serviceId)}/${action}`, {}, this.tokenHeaders());
      wx.showToast({ title: action === 'start' ? '服务已开始' : '服务已完成', icon: 'success' });
      await this.loadDetail();
    } catch (err) {
      wx.showToast({ title: err.message || '操作失败', icon: 'none' });
    } finally {
      this.setData({ changingStatus: false });
    }
  },

  onTypeChange(e) { this.setData({ 'form.followupType': this.data.followupTypes[Number(e.detail.value)] || 'followup' }); },
  onContentInput(e) { this.setData({ 'form.content': e.detail.value }); },
  onNextFollowupInput(e) { this.setData({ 'form.nextFollowupAt': e.detail.value }); },

  async submitFollowup() {
    if (this.data.submitting) return;
    const content = (this.data.form.content || '').trim();
    if (!content) { wx.showToast({ title: '请填写服务摘要', icon: 'none' }); return; }
    this.setData({ submitting: true });
    try {
      await api.post(`/operator/matchmaker/services/${this.data.serviceId}/followup`, {
        followupType: this.data.form.followupType,
        content,
        nextFollowupAt: this.data.form.nextFollowupAt || undefined,
      }, this.tokenHeaders(), api.idempotencyKey('matchmaker-followup', this.data.serviceId));
      wx.showToast({ title: '已记录服务', icon: 'success' });
      this.setData({ 'form.content': '', 'form.nextFollowupAt': '' });
      await this.loadDetail();
    } catch (error) {
      wx.showToast({ title: (error && error.message) || '提交失败，请重试', icon: 'none' });
    } finally {
      this.setData({ submitting: false });
    }
  },
});