health.applet/miniprogram/module/order/components/refund-confirm-popup/refund-confirm-popup.ts

Component({
  properties: {
    visible: { type: Boolean, value: false },
    goodsName: { type: String, value: "" },
    goodsPrice: { type: String, value: "" },
    goodsMeta1: { type: String, value: "" },
    goodsMeta2: { type: String, value: "" },
    refundReason: { type: String, value: "" },
    refundStatus: { type: String, value: "received" },
    refundAmount: { type: Number, value: 0 },
    maxAmount: { type: Number, value: 0 },
    proofImages: { type: Array, value: [] },
  },
  data: {
    statusPickerVisible: false,
    statusPickerOptions: [
      { label: "已收到货", value: "received" },
      { label: "未收到货", value: "not-received" },
    ],
    statusPickerValue: ["received"],
    // 退款金额编辑器（整屏弹窗）
    amountEditorVisible: false,
    amountInput: "",
  },
  observers: {
    refundStatus(v: string) {
      (this as any).setData({
        statusPickerValue: [v === "not-received" ? "not-received" : "received"],
      });
    },
  },
  methods: {
    onPopupVisibleChange(e: WechatMiniprogram.CustomEvent<{ visible: boolean }>) {
      if (!e?.detail?.visible) {
        (this as any).triggerEvent("close");
      }
    },
    onAmountPopupVisibleChange(e: WechatMiniprogram.CustomEvent<{ visible: boolean }>) {
      if (!e?.detail?.visible) {
        (this as any).setData({ amountEditorVisible: false });
      }
    },
    onClose() {
      (this as any).triggerEvent("close");
    },
    onOpenStatusPicker() {
      (this as any).setData({ statusPickerVisible: true });
    },
    onStatusPickerChange(e: any) {
      const valueArr = e?.detail?.value as Array<string | number> | undefined;
      const value0 = valueArr?.[0];
      const status = value0 === "not-received" ? "not-received" : "received";
      (this as any).triggerEvent("changeStatus", { status });
      (this as any).setData({ statusPickerVisible: false });
    },
    onStatusPickerClose() {
      (this as any).setData({ statusPickerVisible: false });
    },
    onEditReason() {
      (this as any).triggerEvent("editReason");
    },
    onEditAmount() {
      const cur = Number((this as any).data?.refundAmount ?? 0);
      (this as any).setData({ amountInput: cur ? String(cur) : "0", amountEditorVisible: true });
    },
    onEditProof() {
      (this as any).triggerEvent("editProof");
    },
    onAmountInput(e: WechatMiniprogram.Input) {
      const raw = e.detail?.value || "";
      // 保留数字与小数点
      const cleaned = raw.replace(/[^\d.]/g, "");
      (this as any).setData({ amountInput: cleaned });
    },
    onAmountClose() {
      (this as any).setData({ amountEditorVisible: false });
    },
    onAmountConfirm() {
      const maxAmount = Number((this as any).data?.maxAmount ?? 0);
      const amount = Number((this as any).data?.amountInput ?? 0);
      if (!amount || Number.isNaN(amount)) {
        wx.showToast({ title: "请输入退款金额", icon: "none" });
        return;
      }
      if (maxAmount && amount > maxAmount) {
        wx.showToast({ title: "不能超过最高可退金额", icon: "none" });
        return;
      }
      const fixed = Number(amount.toFixed(2));
      (this as any).triggerEvent("amountConfirm", { amount: fixed });
      (this as any).setData({ amountEditorVisible: false });
    },
    onSubmit() {
      (this as any).triggerEvent("submit");
    },
  },
});