export type ResourceMode = 'writable' | 'readonly' | 'append_only';
export type ResourcePageKind = 'list' | 'tree';
export type ResourceFieldType =
  | 'text'
  | 'password'
  | 'identity'
  | 'role-code'
  | 'menu-identities'
  | 'number'
  | 'boolean'
  | 'date'
  | 'datetime'
  | 'json'
  | 'textarea';
export type ResourceField = {
  key: string;
  label: string;
  type: ResourceFieldType;
  required?: boolean;
};
export type DetailAction = {
  name: string;
  resource: string;
  fields: ResourceField[];
  payload?: Record<string, unknown>;
};
export type ResourceUiDefinition = {
  key: string;
  name: string;
  resource: string;
  title: string;
  mode: ResourceMode;
  pageKind: ResourcePageKind;
  fields: ResourceField[];
  requiredIdentities: string[];
  detailActions?: DetailAction[];
};

const labels: Record<string, string> = {
  code: '编码',
  name: '名称',
  credit_code: '统一信用代码',
  principal: '负责人',
  address: '地址',
  longitude: '经度',
  latitude: '纬度',
  username: '用户名',
  password: '密码',
  display_name: '显示名称',
  role_code: '角色编码',
  delivery_code: '配送编码',
  phone: '联系电话',
  avatar: '头像',
  work_status: '工作状态',
  credential_type: '资质类型',
  credential_no: '资质编号',
  expired_at: '到期时间',
  real_name: '实名姓名',
  is_default: '默认地址',
  device_no: '设备编号',
  model: '设备型号',
  online_status: '在线状态',
  effective_at: '生效时间',
  reported_at: '上报时间',
  payload: '遥测数据',
  rule_code: '规则编码',
  version_no: '版本号',
  threshold: '阈值',
  action: '处置动作',
  gray_scope: '灰度范围',
  event_code: '事件编码',
  level: '事件等级',
  title: '标题',
  sla_at: '处置时限',
  result: '检查结果',
  evidence_uri: '凭证地址',
  reason: '处置原因',
  sort_no: '排序号',
  product_code: '商品编码',
  price_amount: '售价',
  stock_quantity: '库存',
  value: '属性值',
  image_uri: '图片地址',
  is_cover: '封面图',
  quantity: '数量',
  selected: '是否选中',
  order_no: '订单号',
  total_amount: '订单金额',
  product_snapshot: '商品快照',
  sale_amount: '成交金额',
  score: '评分',
  channel: '渠道',
  amount: '金额',
  paid_at: '支付时间',
  settlement_no: '结算单号',
  subject_type: '结算对象类型',
  period_start: '结算开始时间',
  period_end: '结算结束时间',
  bill_date: '账单日期',
  difference_amount: '差异金额',
  content_type: '内容类型',
  body: '正文',
  publish_status: '发布状态',
  template_code: '模板编码',
  content: '内容',
  ticket_no: '工单号',
  category: '分类',
  priority: '优先级',
  platform_role_code: '平台角色',
  menu_identities: '菜单权限',
  data_scope: '数据范围',
  menu_code: '菜单编码',
  icon: '图标',
  path: '路径',
  balance_amount: '余额',
  frozen_amount: '冻结金额',
  balance_after: '变动后余额',
  report_code: '报表编码',
  report_type: '报表类型',
  stat_period: '统计周期',
  generated_at: '生成时间',
  dimension: '维度',
  metric_code: '指标编码',
  metric_value: '指标值',
  scope_type: '范围类型',
  stat_at: '统计时间',
  applicant_identity: '申请人标识',
  business_type: '业务类型',
  business_identity: '业务标识',
  handler_identity: '处理人标识',
  opinion: '审批意见',
  purpose: '用途',
  field_scope: '字段范围',
  approved_at: '批准时间',
  file_uri: '文件地址',
  operator_identity: '操作人标识',
  object_identity: '对象标识',
  resource_type: '资源类型',
  handled_at: '处理时间',
  created_at: '创建时间',
  status: '状态',
};
const numberFields = new Set([
  'version_no',
  'level',
  'sort_no',
  'price_amount',
  'stock_quantity',
  'quantity',
  'total_amount',
  'sale_amount',
  'score',
  'amount',
  'difference_amount',
  'balance_amount',
  'frozen_amount',
  'balance_after',
]);
const booleanFields = new Set(['is_default', 'is_cover', 'selected']);
const dateFields = new Set(['bill_date']);
const datetimeFields = new Set([
  'expired_at',
  'effective_at',
  'reported_at',
  'sla_at',
  'occurred_at',
  'started_at',
  'completed_at',
  'paid_at',
  'period_start',
  'period_end',
  'generated_at',
  'stat_at',
  'approved_at',
  'handled_at',
  'created_at',
]);
const jsonFields = new Set([
  'payload',
  'threshold',
  'gray_scope',
  'product_snapshot',
  'field_scope',
]);
const textareaFields = new Set(['body', 'content', 'reason', 'opinion']);
const fieldType = (key: string): ResourceFieldType => {
  if (key === 'platform_role_code') return 'role-code';
  if (key === 'menu_identities') return 'menu-identities';
  if (key.endsWith('_identity')) return 'identity';
  if (key === 'password') return 'password';
  if (numberFields.has(key)) return 'number';
  if (booleanFields.has(key)) return 'boolean';
  if (dateFields.has(key)) return 'date';
  if (datetimeFields.has(key)) return 'datetime';
  if (jsonFields.has(key)) return 'json';
  if (textareaFields.has(key)) return 'textarea';
  return 'text';
};
const field = (value: string): ResourceField => {
  const key = value.replace(/!$/, '');
  return {
    key,
    label:
      labels[key] ?? (key.endsWith('_identity') ? '关联业务标识' : '业务字段'),
    type: fieldType(key),
    required: value.endsWith('!') || undefined,
  };
};
const titles: Record<string, string> = {
  gas_basic: '气站管理',
  gas_account: '气站账户',
  delivery_basic: '配送点管理',
  delivery_account: '配送账户',
  delivery_task: '配送任务',
  delivery_track: '配送轨迹',
  delivery_track_point: '轨迹点',
  staff_account: '服务人员',
  staff_credential: '人员资质',
  user_account: '用户账户',
  user_address: '用户地址',
  user_service_relation: '用户服务关系',
  dev_smart_cylinder_valve: '智能钢瓶阀',
  dev_device_binding: '设备绑定',
  dev_telemetry: '设备遥测',
  saf_rule: '安全规则',
  saf_event: '安全事件',
  saf_inspection: '安全检查',
  saf_event_disposal: '事件处置',
  ec_category: '商品分类',
  ec_product: '商品管理',
  ec_product_attribute: '商品属性',
  ec_product_image: '商品图片',
  ec_cart: '购物车',
  ec_order: '订单管理',
  ec_order_item: '订单明细',
  ec_review: '商品评价',
  fin_payment: '支付记录',
  fin_settlement: '财务结算',
  fin_reconciliation: '财务对账',
  cnt_content: '内容管理',
  ntf_template: '通知模板',
  cs_ticket: '客服工单',
  platfrom_account: '平台账户',
  platform_role: '平台角色',
  platform_menu: '平台菜单',
  wallet: '钱包',
  wallet_ledger: '钱包流水',
  wallet_recharge: '钱包充值',
  wallet_withdrawal: '钱包提现',
  report: '报表',
  report_item: '报表项目',
  report_metric_snapshot: '指标快照',
  aud_operation_log: '操作审计',
  aud_export_log: '导出审计',
  aud_approval: '审批审计',
};
const define = (
  name: string,
  resource: string,
  mode: ResourceMode,
  pageKind: ResourcePageKind,
  keys: string[],
  detailActions?: DetailAction[],
): ResourceUiDefinition => {
  const fields = keys.map(field);
  return {
    key: name.replace(/_/g, '-'),
    name,
    resource,
    title: titles[name] ?? '业务资源',
    mode,
    pageKind,
    fields,
    requiredIdentities: fields
      .filter((item) => item.required && item.key.endsWith('_identity'))
      .map((item) => item.key),
    ...(detailActions ? { detailActions } : {}),
  };
};
const action = (
  name: string,
  resource: string,
  keys: string[],
  payload?: Record<string, unknown>,
): DetailAction => ({
  name,
  resource,
  fields: keys.map(field),
  ...(payload ? { payload } : {}),
});

/** Exact UI contract for every backend ExpectedResources entry. */
export const resources: ResourceUiDefinition[] = [
  define('gas_basic', '/gas/gas_basic', 'writable', 'list', [
    'code!',
    'name!',
    'credit_code',
    'principal',
    'address',
    'longitude',
    'latitude',
  ]),
  define('gas_account', '/gas/gas_account', 'writable', 'list', [
    'username!',
    'password!',
    'display_name',
    'role_code',
    'gas_basic_identity!',
  ]),
  define('delivery_basic', '/delivery/delivery_basic', 'writable', 'list', [
    'delivery_code!',
    'name!',
    'gas_basic_identity',
    'principal',
    'address',
  ]),
  define('delivery_account', '/delivery/delivery_account', 'writable', 'list', [
    'username!',
    'password!',
    'display_name',
    'role_code',
    'delivery_basic_identity!',
  ]),
  define('delivery_task', '/delivery/delivery_task', 'writable', 'list', [
    'ec_order_identity!',
    'delivery_basic_identity!',
    'staff_account_identity',
  ]),
  define('delivery_track', '/delivery/delivery_track', 'writable', 'list', [
    'delivery_task_identity!',
    'started_at',
    'completed_at',
  ]),
  define(
    'delivery_track_point',
    '/delivery/delivery_track_point',
    'readonly',
    'list',
    [
      'delivery_track_identity',
      'point_type',
      'occurred_at',
      'longitude',
      'latitude',
    ],
  ),
  define('staff_account', '/staff/account', 'writable', 'list', [
    'username!',
    'password!',
    'name!',
    'phone',
    'avatar',
    'role_code',
    'gas_basic_identity',
    'delivery_basic_identity',
    'work_status',
  ]),
  define('staff_credential', '/staff/credential', 'writable', 'list', [
    'staff_account_identity!',
    'credential_type!',
    'credential_no',
    'expired_at',
  ]),
  define('user_account', '/user/account', 'writable', 'list', [
    'username!',
    'password!',
    'name!',
    'phone',
    'avatar',
    'real_name',
  ]),
  define('user_address', '/user/address', 'writable', 'list', [
    'user_account_identity!',
    'address!',
    'longitude',
    'latitude',
    'is_default',
  ]),
  define(
    'user_service_relation',
    '/user/service_relation',
    'writable',
    'list',
    [
      'user_account_identity!',
      'gas_basic_identity',
      'delivery_basic_identity',
      'staff_account_identity',
    ],
  ),
  define(
    'dev_smart_cylinder_valve',
    '/device/dev_smart_cylinder_valve',
    'writable',
    'list',
    ['device_no!', 'model', 'online_status', 'owner_identity'],
  ),
  define(
    'dev_device_binding',
    '/device/dev_device_binding',
    'writable',
    'list',
    [
      'smart_cylinder_valve_identity!',
      'user_account_identity!',
      'effective_at',
      'expired_at',
    ],
  ),
  define('dev_telemetry', '/device/dev_telemetry', 'readonly', 'list', [
    'smart_cylinder_valve_identity',
    'reported_at',
    'payload',
  ]),
  define('saf_rule', '/safety/saf_rule', 'writable', 'list', [
    'rule_code!',
    'version_no',
    'threshold',
    'action',
    'gray_scope',
  ]),
  define(
    'saf_event',
    '/safety/saf_event',
    'writable',
    'list',
    [
      'event_code!',
      'level!',
      'title!',
      'smart_cylinder_valve_identity!',
      'sla_at',
    ],
    [
      action('saf_event_disposal', '/safety/saf_event/:identity/disposals', [
        'action!',
        'reason!',
      ]),
    ],
  ),
  define('saf_inspection', '/safety/saf_inspection', 'writable', 'list', [
    'user_account_identity!',
    'staff_account_identity!',
    'result!',
    'evidence_uri',
  ]),
  define(
    'saf_event_disposal',
    '/safety/saf_event/:identity/disposals',
    'append_only',
    'list',
    ['action!', 'reason!'],
  ),
  define('ec_category', '/ec/ec_category', 'writable', 'tree', [
    'parent_identity',
    'name!',
    'sort_no',
  ]),
  define('ec_product', '/ec/ec_product', 'writable', 'list', [
    'ec_category_identity!',
    'product_code!',
    'name!',
    'price_amount!',
    'stock_quantity',
  ]),
  define(
    'ec_product_attribute',
    '/ec/ec_product_attribute',
    'writable',
    'list',
    ['ec_product_identity!', 'name!', 'value!', 'sort_no'],
  ),
  define('ec_product_image', '/ec/ec_product_image', 'writable', 'list', [
    'ec_product_identity!',
    'image_uri!',
    'sort_no',
    'is_cover',
  ]),
  define('ec_cart', '/ec/ec_cart', 'writable', 'list', [
    'user_account_identity!',
    'ec_product_identity!',
    'quantity!',
    'selected',
  ]),
  define('ec_order', '/ec/ec_order', 'writable', 'list', [
    'user_account_identity!',
    'gas_basic_identity',
    'delivery_basic_identity',
    'order_no!',
    'total_amount!',
  ]),
  define('ec_order_item', '/ec/ec_order_item', 'writable', 'list', [
    'ec_order_identity!',
    'ec_product_identity!',
    'product_snapshot!',
    'quantity!',
    'sale_amount!',
  ]),
  define('ec_review', '/ec/ec_review', 'writable', 'list', [
    'ec_order_identity!',
    'ec_product_identity!',
    'user_account_identity!',
    'score!',
    'content!',
  ]),
  define('fin_payment', '/finance/fin_payment', 'writable', 'list', [
    'ec_order_identity!',
    'channel!',
    'amount!',
    'paid_at',
  ]),
  define('fin_settlement', '/finance/fin_settlement', 'writable', 'list', [
    'settlement_no!',
    'subject_type!',
    'subject_identity!',
    'period_start!',
    'period_end!',
  ]),
  define(
    'fin_reconciliation',
    '/finance/fin_reconciliation',
    'writable',
    'list',
    ['channel!', 'bill_date!', 'difference_amount!'],
  ),
  define('cnt_content', '/content/cnt_content', 'writable', 'list', [
    'content_type!',
    'title!',
    'body!',
    'version_no',
    'publish_status',
  ]),
  define('ntf_template', '/notification/ntf_template', 'writable', 'list', [
    'template_code!',
    'channel!',
    'content!',
  ]),
  define('cs_ticket', '/customer_service/cs_ticket', 'writable', 'list', [
    'user_account_identity!',
    'ticket_no!',
    'category!',
    'priority!',
  ]),
  define('platfrom_account', '/platform/platfrom_account', 'writable', 'list', [
    'username!',
    'password!',
    'display_name',
    'avatar',
    'platform_role_code!',
    'phone',
  ]),
  define(
    'platform_role',
    '/platform/platform_role',
    'writable',
    'list',
    ['role_code!', 'name!', 'data_scope!'],
    [
      action(
        '分配菜单',
        '/platform/platform_role/:identity/menu',
        ['menu_identities!'],
      ),
    ],
  ),
  define('platform_menu', '/platform/platform_menu', 'writable', 'tree', [
    'parent_identity',
    'menu_code!',
    'name!',
    'icon',
    'path',
    'sort_no',
  ]),
  define('wallet', '/wallet/wallet', 'readonly', 'list', [
    'owner_identity',
    'balance_amount',
    'frozen_amount',
    'status',
  ]),
  define('wallet_ledger', '/wallet/wallet_ledger', 'readonly', 'list', [
    'wallet_identity',
    'amount',
    'balance_after',
  ]),
  define('wallet_recharge', '/wallet/wallet_recharge', 'readonly', 'list', [
    'wallet_identity',
    'amount',
    'status',
  ]),
  define('wallet_withdrawal', '/wallet/wallet_withdrawal', 'readonly', 'list', [
    'wallet_identity',
    'amount',
    'status',
  ]),
  define('report', '/report/report', 'readonly', 'list', [
    'report_code',
    'report_type',
    'stat_period',
    'generated_at',
    'status',
  ]),
  define('report_item', '/report/report_item', 'readonly', 'list', [
    'report_identity',
    'dimension',
    'metric_code',
    'metric_value',
  ]),
  define(
    'report_metric_snapshot',
    '/report/report_metric_snapshot',
    'readonly',
    'list',
    ['metric_code', 'scope_type', 'stat_at', 'metric_value'],
  ),
  define('aud_operation_log', '/audit/aud_operation_log', 'readonly', 'list', [
    'operator_identity',
    'action',
    'object_identity',
    'created_at',
  ]),
  define('aud_export_log', '/audit/aud_export_log', 'readonly', 'list', [
    'applicant_identity',
    'purpose',
    'field_scope',
    'approved_at',
    'file_uri',
  ]),
  define(
    'aud_approval',
    '/audit/aud_approval',
    'readonly',
    'list',
    [
      'business_type',
      'business_identity',
      'applicant_identity',
      'opinion',
      'handler_identity',
      'status',
      'handled_at',
    ],
    [
      action('同意', '/audit/aud_approval/:identity/approve', ['opinion'], {
        status: 'approved',
      }),
      action('驳回', '/audit/aud_approval/:identity/approve', ['opinion!'], {
        status: 'rejected',
      }),
    ],
  ),
];

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;
}