Jyotisha/frontend/src/components/admin/codes-resource.tsx

"use client";

import {
  useCreate,
  useGetIdentity,
  useInvalidate,
  useUpdate,
} from "@refinedev/core";
import {
  App,
  Button,
  DatePicker,
  Form,
  Input,
  InputNumber,
  Modal,
  Space,
  Tag,
  Typography,
  type TableColumnsType,
} from "antd";
import dayjs from "dayjs";
import { useState } from "react";

import {
  formatAdminDate,
  ResourceTable,
} from "@/components/admin/resource-table";
import { adminRequestJson, type AdminIdentity } from "@/lib/admin/providers";

type CodeRecord = {
  id: string;
  code?: string;
  mask: string;
  credits: number;
  expiresAt: string | null;
  note: string | null;
  createdAt: string;
  redeemedEmail: string | null;
  redeemedAt: string | null;
  revokedAt: string | null;
  status: "available" | "expired" | "redeemed" | "revoked";
};

type CreateValues = {
  credits: number;
  count: number;
  expiresAt?: ReturnType<typeof dayjs>;
  note?: string;
};
type EditValues = {
  note?: string;
  expiresAt?: ReturnType<typeof dayjs> | null;
};

const statusColors: Record<CodeRecord["status"], string> = {
  available: "green",
  expired: "orange",
  redeemed: "blue",
  revoked: "red",
};

export default function CodesPage() {
  const { message } = App.useApp();
  const invalidate = useInvalidate();
  const { data: identity } = useGetIdentity<AdminIdentity>();
  const { mutateAsync: createCodes, mutation: createMutation } = useCreate<{
    id: string;
    generated: CodeRecord[];
  }>();
  const { mutateAsync: updateCode, mutation: updateMutation } =
    useUpdate<CodeRecord>();
  const [createOpen, setCreateOpen] = useState(false);
  const [editRecord, setEditRecord] = useState<CodeRecord | null>(null);
  const [generated, setGenerated] = useState<CodeRecord[]>([]);
  const [revokingId, setRevokingId] = useState<string | null>(null);
  const [createForm] = Form.useForm<CreateValues>();
  const [editForm] = Form.useForm<EditValues>();
  const writable = Boolean(identity?.permissions.includes("admin.access"));

  async function submitCreate(values: CreateValues) {
    try {
      const result = await createCodes({
        resource: "codes",
        values: {
          credits: values.credits,
          count: values.count,
          expiresAt: values.expiresAt?.toISOString() ?? null,
          note: values.note?.trim() || null,
        },
        successNotification: false,
      });
      setGenerated(result.data.generated);
      setCreateOpen(false);
      createForm.resetFields();
    } catch (error) {
      message.error(error instanceof Error ? error.message : "生成兑换码失败");
    }
  }

  async function submitEdit(values: EditValues) {
    if (!editRecord) return;
    try {
      await updateCode({
        resource: "codes",
        id: editRecord.id,
        values: {
          note: values.note?.trim() || null,
          expiresAt: values.expiresAt?.toISOString() ?? null,
        },
        successNotification: false,
      });
      setEditRecord(null);
      message.success("兑换码已保存");
    } catch (error) {
      message.error(error instanceof Error ? error.message : "保存兑换码失败");
    }
  }

  async function revoke(record: CodeRecord) {
    setRevokingId(record.id);
    try {
      await adminRequestJson(`/api/admin/codes/${record.id}`, {
        method: "DELETE",
        headers: { "x-request-id": crypto.randomUUID() },
      });
      await invalidate({ resource: "codes", invalidates: ["list"] });
      message.success("兑换码已撤销");
    } catch (error) {
      message.error(error instanceof Error ? error.message : "撤销失败");
    } finally {
      setRevokingId(null);
    }
  }

  const columns: TableColumnsType<CodeRecord> = [
    { title: "兑换码", dataIndex: "mask" },
    { title: "点数", dataIndex: "credits", sorter: true },
    {
      title: "状态",
      dataIndex: "status",
      sorter: true,
      render: (value) => (
        <Tag color={statusColors[value as CodeRecord["status"]]}>{value}</Tag>
      ),
    },
    {
      title: "到期时间",
      dataIndex: "expiresAt",
      sorter: true,
      render: formatAdminDate,
    },
    { title: "备注", dataIndex: "note", render: (value) => value || "—" },
    {
      title: "兑换账户",
      dataIndex: "redeemedEmail",
      render: (value) => value || "—",
    },
    { title: "兑换时间", dataIndex: "redeemedAt", render: formatAdminDate },
    { title: "撤销时间", dataIndex: "revokedAt", render: formatAdminDate },
    {
      title: "创建时间",
      dataIndex: "createdAt",
      sorter: true,
      render: formatAdminDate,
    },
    {
      title: "操作",
      fixed: "right",
      render: (_, record) =>
        writable &&
        record.status !== "redeemed" &&
        record.status !== "revoked" ? (
          <Space>
            <Button
              size="small"
              onClick={() => {
                setEditRecord(record);
                editForm.setFieldsValue({
                  note: record.note ?? undefined,
                  expiresAt: record.expiresAt ? dayjs(record.expiresAt) : null,
                });
              }}
            >
              编辑
            </Button>
            <Button
              danger
              size="small"
              loading={revokingId === record.id}
              onClick={() => void revoke(record)}
            >
              撤销
            </Button>
          </Space>
        ) : (
          "—"
        ),
    },
  ];

  return (
    <>
      <ResourceTable<CodeRecord>
        resource="codes"
        title={`兑换码${identity ? ` · ${identity.email} (${identity.roles.join("、")})` : ""}`}
        columns={columns}
        statusOptions={[
          { label: "可用", value: "available" },
          { label: "已过期", value: "expired" },
          { label: "已兑换", value: "redeemed" },
          { label: "已撤销", value: "revoked" },
        ]}
        extra={
          writable ? (
            <Button
              type="primary"
              onClick={() => setCreateOpen(true)}
            >
              批量生成
            </Button>
          ) : null
        }
      />

      <Modal
        title="批量生成兑换码"
        open={createOpen}
        onCancel={() => setCreateOpen(false)}
        footer={null}
        destroyOnHidden
      >
        <Form
          form={createForm}
          layout="vertical"
          initialValues={{ credits: 10, count: 1 }}
          onFinish={(values) => void submitCreate(values)}
        >
          <Form.Item
            name="credits"
            label="每个点数"
            rules={[{ required: true }]}
          >
            <InputNumber min={1} max={1_000_000} style={{ width: "100%" }} />
          </Form.Item>
          <Form.Item name="count" label="数量" rules={[{ required: true }]}>
            <InputNumber min={1} max={100} style={{ width: "100%" }} />
          </Form.Item>
          <Form.Item name="expiresAt" label="到期时间">
            <DatePicker showTime style={{ width: "100%" }} />
          </Form.Item>
          <Form.Item name="note" label="备注">
            <Input maxLength={500} />
          </Form.Item>
          <Button
            block
            type="primary"
            htmlType="submit"
            loading={createMutation.isPending}
          >
            生成
          </Button>
        </Form>
      </Modal>

      <Modal
        title="完整兑换码（仅显示本次）"
        open={generated.length > 0}
        onCancel={() => setGenerated([])}
        footer={<Button onClick={() => setGenerated([])}>我已保存</Button>}
      >
        <Typography.Paragraph type="warning">
          关闭后无法再次查看完整兑换码，请立即安全保存。
        </Typography.Paragraph>
        {generated.map((record) => (
          <Typography.Paragraph copyable key={record.code}>
            <Typography.Text code>{record.code}</Typography.Text>
          </Typography.Paragraph>
        ))}
      </Modal>

      <Modal
        title="编辑未兑换码"
        open={Boolean(editRecord)}
        onCancel={() => setEditRecord(null)}
        footer={null}
        destroyOnHidden
      >
        <Form
          form={editForm}
          layout="vertical"
          onFinish={(values) => void submitEdit(values)}
        >
          <Form.Item name="expiresAt" label="到期时间">
            <DatePicker showTime style={{ width: "100%" }} />
          </Form.Item>
          <Form.Item name="note" label="备注">
            <Input maxLength={500} />
          </Form.Item>
          <Button
            block
            type="primary"
            htmlType="submit"
            loading={updateMutation.isPending}
          >
            保存
          </Button>
        </Form>
      </Modal>
    </>
  );
}