import { apiClient } from "./client";
import type {
  DigitalTwinLayout,
  DigitalTwinLayoutDetail,
  CreateLayoutRequest,
  UpdateLayoutRequest,
  Warehouse,
  Area,
  Location,
  MaterialData,
  MaterialCount,
} from "@/types/digitalTwin";

// API 응답 타입
interface ApiResponse<T> {
  success: boolean;
  data?: T;
  message?: string;
  error?: string;
}

// 매핑 템플릿 타입
export interface DigitalTwinMappingTemplate {
  id: string;
  company_code: string;
  name: string;
  description?: string;
  external_db_connection_id: number;
  layout_type: string;
  config: any;
  created_by: string;
  created_at: string;
  updated_by: string;
  updated_at: string;
}

// ========== 레이아웃 관리 API ==========

// 레이아웃 목록 조회
export const getLayouts = async (params?: {
  externalDbConnectionId?: number;
  warehouseKey?: string;
}): Promise<ApiResponse<DigitalTwinLayout[]>> => {
  try {
    const response = await apiClient.get("/digital-twin/layouts", { params });
    return response.data;
  } catch (error: any) {
    return {
      success: false,
      error: error.response?.data?.message || error.message,
    };
  }
};

// 레이아웃 상세 조회
export const getLayoutById = async (id: number): Promise<ApiResponse<DigitalTwinLayoutDetail>> => {
  try {
    const response = await apiClient.get(`/digital-twin/layouts/${id}`);
    return response.data;
  } catch (error: any) {
    return {
      success: false,
      error: error.response?.data?.message || error.message,
    };
  }
};

// 레이아웃 생성
export const createLayout = async (data: CreateLayoutRequest): Promise<ApiResponse<DigitalTwinLayout>> => {
  try {
    const response = await apiClient.post("/digital-twin/layouts", data);
    return response.data;
  } catch (error: any) {
    return {
      success: false,
      error: error.response?.data?.message || error.message,
    };
  }
};

// 레이아웃 수정
export const updateLayout = async (id: number, data: UpdateLayoutRequest): Promise<ApiResponse<DigitalTwinLayout>> => {
  try {
    const response = await apiClient.put(`/digital-twin/layouts/${id}`, data);
    return response.data;
  } catch (error: any) {
    return {
      success: false,
      error: error.response?.data?.message || error.message,
    };
  }
};

// 레이아웃 삭제
export const deleteLayout = async (id: number): Promise<ApiResponse<void>> => {
  try {
    const response = await apiClient.delete(`/digital-twin/layouts/${id}`);
    return response.data;
  } catch (error: any) {
    return {
      success: false,
      error: error.response?.data?.message || error.message,
    };
  }
};

// ========== 외부 DB 테이블 조회 API ==========

export const getTables = async (connectionId: number): Promise<ApiResponse<Array<{ table_name: string }>>> => {
  try {
    const response = await apiClient.get(`/digital-twin/data/tables/${connectionId}`);
    return response.data;
  } catch (error: any) {
    return {
      success: false,
      error: error.response?.data?.message || error.message,
    };
  }
};

export const getTablePreview = async (connectionId: number, tableName: string): Promise<ApiResponse<any[]>> => {
  try {
    const response = await apiClient.get(`/digital-twin/data/table-preview/${connectionId}/${tableName}`);
    return response.data;
  } catch (error: any) {
    return {
      success: false,
      error: error.response?.data?.message || error.message,
    };
  }
};

// ========== 외부 DB 데이터 조회 API ==========

// 창고 목록 조회
export const getWarehouses = async (
  externalDbConnectionId: number,
  tableName: string,
): Promise<ApiResponse<Warehouse[]>> => {
  try {
    const response = await apiClient.get("/digital-twin/data/warehouses", {
      params: { externalDbConnectionId, tableName },
    });
    return response.data;
  } catch (error: any) {
    return {
      success: false,
      error: error.response?.data?.message || error.message,
    };
  }
};

// Area 목록 조회
export const getAreas = async (
  externalDbConnectionId: number,
  tableName: string,
  warehouseKey: string,
): Promise<ApiResponse<Area[]>> => {
  try {
    const response = await apiClient.get("/digital-twin/data/areas", {
      params: { externalDbConnectionId, tableName, warehouseKey },
    });
    return response.data;
  } catch (error: any) {
    return {
      success: false,
      error: error.response?.data?.message || error.message,
    };
  }
};

// Location 목록 조회
export const getLocations = async (
  externalDbConnectionId: number,
  tableName: string,
  areaKey: string,
): Promise<ApiResponse<Location[]>> => {
  try {
    const response = await apiClient.get("/digital-twin/data/locations", {
      params: { externalDbConnectionId, tableName, areaKey },
    });
    return response.data;
  } catch (error: any) {
    return {
      success: false,
      error: error.response?.data?.message || error.message,
    };
  }
};

// 자재 목록 조회 (특정 Location)
export const getMaterials = async (
  externalDbConnectionId: number,
  materialConfig: {
    tableName: string;
    keyColumn: string;
    locationKeyColumn: string;
    layerColumn?: string;
    locaKey: string;
  },
): Promise<ApiResponse<MaterialData[]>> => {
  try {
    const response = await apiClient.get("/digital-twin/data/materials", {
      params: {
        externalDbConnectionId,
        tableName: materialConfig.tableName,
        keyColumn: materialConfig.keyColumn,
        locationKeyColumn: materialConfig.locationKeyColumn,
        layerColumn: materialConfig.layerColumn,
        locaKey: materialConfig.locaKey,
      },
    });
    return response.data;
  } catch (error: any) {
    return {
      success: false,
      error: error.response?.data?.message || error.message,
    };
  }
};

// 자재 개수 조회 (여러 Location)
export const getMaterialCounts = async (
  externalDbConnectionId: number,
  tableName: string,
  locaKeys: string[],
): Promise<ApiResponse<MaterialCount[]>> => {
  try {
    const response = await apiClient.post("/digital-twin/data/material-counts", {
      externalDbConnectionId,
      tableName,
      locationKeys: locaKeys,
    });
    return response.data;
  } catch (error: any) {
    return {
      success: false,
      error: error.response?.data?.message || error.message,
    };
  }
};

// ========== 동적 계층 구조 API ==========

export interface HierarchyData {
  warehouse: any[];
  levels: Array<{
    level: number;
    name: string;
    data: any[];
  }>;
  materials: Array<{
    location_key: string;
    count: number;
  }>;
}

// 전체 계층 데이터 조회
export const getHierarchyData = async (
  externalDbConnectionId: number,
  hierarchyConfig: any,
): Promise<ApiResponse<HierarchyData>> => {
  try {
    const response = await apiClient.post("/digital-twin/data/hierarchy", {
      externalDbConnectionId,
      hierarchyConfig: JSON.stringify(hierarchyConfig),
    });
    return response.data;
  } catch (error: any) {
    return {
      success: false,
      error: error.response?.data?.message || error.message,
    };
  }
};

// 특정 부모의 하위 데이터 조회
export const getChildrenData = async (
  externalDbConnectionId: number,
  hierarchyConfig: any,
  parentLevel: number,
  parentKey: string,
): Promise<ApiResponse<any[]>> => {
  try {
    const response = await apiClient.post("/digital-twin/data/children", {
      externalDbConnectionId,
      hierarchyConfig: JSON.stringify(hierarchyConfig),
      parentLevel,
      parentKey,
    });
    return response.data;
  } catch (error: any) {
    return {
      success: false,
      error: error.response?.data?.message || error.message,
    };
  }
};

// ========== 매핑 템플릿 API ==========

// 템플릿 목록 조회 (회사 단위, 현재 사용자 기준)
export const getMappingTemplates = async (params?: {
  externalDbConnectionId?: number;
  layoutType?: string;
}): Promise<ApiResponse<DigitalTwinMappingTemplate[]>> => {
  try {
    const response = await apiClient.get("/digital-twin/mapping-templates", {
      params: {
        externalDbConnectionId: params?.externalDbConnectionId,
        layoutType: params?.layoutType,
      },
    });
    return response.data;
  } catch (error: any) {
    return {
      success: false,
      error: error.response?.data?.message || error.message,
    };
  }
};

// 템플릿 생성
export const createMappingTemplate = async (data: {
  name: string;
  description?: string;
  externalDbConnectionId: number;
  layoutType?: string;
  config: any;
}): Promise<ApiResponse<DigitalTwinMappingTemplate>> => {
  try {
    const response = await apiClient.post("/digital-twin/mapping-templates", data);
    return response.data;
  } catch (error: any) {
    return {
      success: false,
      error: error.response?.data?.message || error.message,
    };
  }
};

// 템플릿 단건 조회
export const getMappingTemplateById = async (
  id: string,
): Promise<ApiResponse<DigitalTwinMappingTemplate>> => {
  try {
    const response = await apiClient.get(`/digital-twin/mapping-templates/${id}`);
    return response.data;
  } catch (error: any) {
    return {
      success: false,
      error: error.response?.data?.message || error.message,
    };
  }
};