import { apiJson } from '@/lib/api/client';
import { API_V1 } from '@/lib/api/paths';
import type { DeptNode, IamDept } from '@/lib/api/types/dept';
import type { MenuNode } from '@/lib/api/types/menu';
import type { IamRole } from '@/lib/api/types/role';
import type { IamTenant } from '@/lib/api/types/tenant';
import type { IamUser } from '@/lib/api/types/user';

const B = `${API_V1}/iam`;

/** 列表响应信封 */
type ListEnvelope<T> = { items: T[]; total: number };

/** 租户 */
export const iamTenant = {
  create: (body: Partial<IamTenant>) =>
    apiJson<IamTenant>(`${B}/tenant/create`, { method: 'POST', body: JSON.stringify(body) }),
  update: (id: string, body: Partial<IamTenant>) =>
    apiJson<IamTenant>(`${B}/tenant/update/${encodeURIComponent(id)}`, {
      method: 'PUT',
      body: JSON.stringify(body),
    }),
  deleteBatch: (ids: string[]) =>
    apiJson<void>(`${B}/tenant/delete-batch`, { method: 'DELETE', body: JSON.stringify(ids) }),
  get: (id: string) => apiJson<IamTenant>(`${B}/tenant/get/${encodeURIComponent(id)}`),
  list: (query?: Record<string, string>) => {
    const q = query ? new URLSearchParams(query).toString() : 'page=1&page_size=200';
    return apiJson<ListEnvelope<IamTenant>>(`${B}/tenant/list?${q}`);
  },
};

/** 部门 */
export const iamDept = {
  create: (body: Partial<IamDept>) =>
    apiJson<IamDept>(`${B}/dept/create`, { method: 'POST', body: JSON.stringify(body) }),
  update: (id: string, body: Partial<IamDept>) =>
    apiJson<IamDept>(`${B}/dept/update/${encodeURIComponent(id)}`, {
      method: 'PUT',
      body: JSON.stringify(body),
    }),
  deleteBatch: (ids: string[]) =>
    apiJson<void>(`${B}/dept/delete-batch`, { method: 'DELETE', body: JSON.stringify(ids) }),
  get: (id: string) => apiJson<IamDept>(`${B}/dept/get/${encodeURIComponent(id)}`),
  tree: () => apiJson<DeptNode[]>(`${B}/dept/tree`),
};

/** 角色 */
export const iamRole = {
  create: (body: Partial<IamRole>) =>
    apiJson<IamRole>(`${B}/role/create`, { method: 'POST', body: JSON.stringify(body) }),
  update: (id: string, body: Partial<IamRole>) =>
    apiJson<IamRole>(`${B}/role/update/${encodeURIComponent(id)}`, {
      method: 'PUT',
      body: JSON.stringify(body),
    }),
  deleteBatch: (ids: string[]) =>
    apiJson<void>(`${B}/role/delete-batch`, { method: 'DELETE', body: JSON.stringify(ids) }),
  get: (id: string) => apiJson<IamRole>(`${B}/role/get/${encodeURIComponent(id)}`),
  list: (query?: Record<string, string>) => {
    const q = query ? new URLSearchParams(query).toString() : 'page=1&page_size=50';
    return apiJson<ListEnvelope<IamRole>>(`${B}/role/list?${q}`);
  },
};

/** 用户 */
export const iamUser = {
  create: (body: Partial<IamUser>) =>
    apiJson<IamUser>(`${B}/user/create`, { method: 'POST', body: JSON.stringify(body) }),
  update: (id: string, body: Partial<IamUser>) =>
    apiJson<IamUser>(`${B}/user/update/${encodeURIComponent(id)}`, {
      method: 'PUT',
      body: JSON.stringify(body),
    }),
  deleteBatch: (ids: string[]) =>
    apiJson<void>(`${B}/user/delete-batch`, { method: 'DELETE', body: JSON.stringify(ids) }),
  get: (id: string) => apiJson<IamUser>(`${B}/user/get/${encodeURIComponent(id)}`),
  list: (query?: Record<string, string>) => {
    const q = query ? new URLSearchParams(query).toString() : 'page=1&page_size=20';
    return apiJson<ListEnvelope<IamUser>>(`${B}/user/list?${q}`);
  },
};

/** 菜单 */
export const iamMenu = {
  create: (body: Partial<MenuNode>) =>
    apiJson<MenuNode>(`${B}/menu/create`, { method: 'POST', body: JSON.stringify(body) }),
  update: (id: string, body: Partial<MenuNode>) =>
    apiJson<MenuNode>(`${B}/menu/update/${encodeURIComponent(id)}`, {
      method: 'PUT',
      body: JSON.stringify(body),
    }),
  deleteBatch: (ids: string[]) =>
    apiJson<void>(`${B}/menu/delete-batch`, { method: 'DELETE', body: JSON.stringify(ids) }),
  get: (id: string) => apiJson<MenuNode>(`${B}/menu/get/${encodeURIComponent(id)}`),
  tree: () => apiJson<MenuNode[]>(`${B}/menu/tree`),
  /** 当前用户可见导航树（需 Bearer，后端从 token 解析 user_id） */
  nav: () => apiJson<MenuNode[]>(`${B}/menu/nav`),
  perms: () => apiJson<{ perms: string[] }>(`${B}/menu/perms`),
};