function mapOrderStatus(status) {
  const statusMap = {
    pending_approve: "待审批",
    cancel_pending: "待取消审批",
    approved: "已审批",
    rejected: "已驳回",
    canceled: "已取消",
  };
  return statusMap[status] || status || "-";
}

Page({
  data: {
    taskId: null,
    loading: true,
    actionLoading: false,
    message: "",
    approveOpinion: "",
    orderInfo: null,
  },

  async onLoad(options) {
    this.setData({
      taskId: Number(options.id || 0),
    });
    await this.loadDetail();
  },

  async loadDetail() {
    const app = getApp();
    this.setData({ loading: true, message: "" });
    try {
      const data = await app.request({
        url: `/api/orders/${this.data.taskId}`,
        method: "GET",
      });
      this.setData({
        orderInfo: {
          ...data,
          statusText: mapOrderStatus(data.order_status),
          salePriceTotalText: Number(data.sale_price_total || 0).toFixed(2),
          costPriceTotalText: Number(data.cost_price_total || 0).toFixed(2),
          rebateTotalText: Number(data.rebate_total || 0).toFixed(2),
          freightTotalText: Number(data.freight_total || 0).toFixed(2),
          profitTotalText: Number(data.profit_total || 0).toFixed(2),
        },
      });
    } catch (error) {
      this.setData({
        message: error.message || "加载审批详情失败",
      });
    } finally {
      this.setData({ loading: false });
    }
  },

  handleOpinionInput(event) {
    this.setData({
      approveOpinion: event.detail.value,
    });
  },

  async handleApprove(event) {
    const { result } = event.currentTarget.dataset;
    const app = getApp();
    const orderInfo = this.data.orderInfo;
    if (!orderInfo) {
      return;
    }

    const targetUrl = orderInfo.order_status === "cancel_pending"
      ? `/api/orders/${orderInfo.order_id}/cancel-approve`
      : `/api/orders/${orderInfo.order_id}/approve`;

    this.setData({ actionLoading: true, message: "" });
    try {
      await app.request({
        url: targetUrl,
        method: "POST",
        data: {
          approve_result: result,
          approve_opinion: this.data.approveOpinion || (result === "pass" ? "同意" : "退回"),
        },
      });
      await this.loadDetail();
      this.setData({
        message: result === "pass" ? "审批处理成功" : "已完成退回处理",
      });
    } catch (error) {
      this.setData({
        message: error.message || "审批处理失败",
      });
    } finally {
      this.setData({ actionLoading: false });
    }
  },
});