export type ResourceMode = 'writable' | 'readonly' | 'append_only';
export type ResourcePageKind = 'list' | 'tree' | 'dashboard';
export type ResourceField = { key: string; label: string; required?: boolean };
export type ResourceUiDefinition = {
  key: string;
  resource: string;
  title: string;
  mode: ResourceMode;
  pageKind: ResourcePageKind;
  fields: ResourceField[];
};

const fields: ResourceField[] = [{ key: 'name', label: '名称' }, { key: 'status', label: '状态' }];
const resource = (domain: string, name: string, title: string, mode: ResourceMode = 'writable', pageKind: ResourcePageKind = 'list'): ResourceUiDefinition => ({
  key: name.replace(/_/g, '-'), resource: `/${domain}/${name}`, title, mode, pageKind, fields,
});

/** The single UI catalogue mirrors the backend ExpectedResources contract. */
export const resources: ResourceUiDefinition[] = [
  resource('gas', 'gas_basic', '气站管理'), resource('gas', 'gas_account', '气站账户'),
  resource('delivery', 'delivery_basic', '配送点管理'), resource('delivery', 'delivery_account', '配送账户'), resource('delivery', 'delivery_task', '配送任务'), resource('delivery', 'delivery_track', '配送轨迹'), resource('delivery', 'delivery_track_point', '轨迹点'),
  resource('staff', 'staff_account', '服务人员'), resource('staff', 'staff_credential', '人员资质'),
  resource('user', 'user_account', '用户账户'), resource('user', 'user_address', '用户地址'), resource('user', 'user_service_relation', '用户服务关系'),
  resource('device', 'dev_smart_cylinder_valve', '智能钢瓶阀'), resource('device', 'dev_device_binding', '设备绑定'), resource('device', 'dev_telemetry', '设备遥测', 'readonly'), resource('device', 'saf_rule', '安全规则'), resource('device', 'saf_event', '安全事件'), resource('device', 'saf_event_disposal', '事件处置记录', 'append_only'), resource('device', 'saf_inspection', '安全检查'),
  resource('commerce', 'ec_category', '商品分类'), resource('commerce', 'ec_product', '商品'), resource('commerce', 'ec_product_attribute', '商品属性'), resource('commerce', 'ec_product_image', '商品图片'), resource('commerce', 'ec_cart', '购物车'), resource('commerce', 'ec_order', '订单'), resource('commerce', 'ec_review', '评价'),
  resource('finance', 'fin_payment', '支付记录'), resource('finance', 'fin_settlement', '结算记录'), resource('finance', 'fin_reconciliation', '对账记录'),
  resource('content', 'cnt_content', '内容管理'), resource('notification', 'ntf_template', '通知模板'), resource('customer_service', 'cs_ticket', '客服工单'),
  resource('platform', 'platfrom_account', '平台账户'), resource('platform', 'platform_role', '平台角色'), resource('platform', 'platform_menu', '平台菜单', 'writable', 'tree'),
  resource('wallet', 'wallet', '钱包', 'readonly'), resource('wallet', 'wallet_ledger', '钱包流水', 'readonly'), resource('wallet', 'wallet_recharge', '钱包充值', 'readonly'), resource('wallet', 'wallet_withdrawal', '钱包提现', 'readonly'),
  resource('report', 'report', '报表', 'readonly'), resource('report', 'report_item', '报表项目', 'readonly'), resource('report', 'report_metric_snapshot', '指标快照', 'readonly'),
  resource('audit', 'aud_operation_log', '操作审计', 'readonly'), resource('audit', 'aud_export_log', '导出审计', 'readonly'), resource('audit', 'aud_approval', '审批审计', 'readonly'),
];

export const resourceByName = Object.fromEntries(resources.map((definition) => [definition.resource, definition])) as Record<string, ResourceUiDefinition>;
export function getResource(resourcePath: string): ResourceUiDefinition {
  const definition = resourceByName[resourcePath];
  if (!definition) throw new Error(`Unknown resource: ${resourcePath}`);
  return definition;
}