import { Response, NextFunction } from "express"
import { Request } from "express-jwt"
import { ReturnHelper } from "../helpers/express/return"
import { OrmHelper } from "../helpers/orm"
import Joi from "joi"
import { ILogObj, Logger } from "tslog"
import { Language } from "../langs/lang"
import { ActivityTypeReverse, Paging, User } from "entity"
import CommonHelper from "../helpers/common"
import { ActivityType } from "entity"
import * as fastcsv from "fast-csv"
import dayjs from "dayjs"
import { UserActivity } from "entity"
import exceljs from "exceljs"

const log: Logger<ILogObj> = new Logger({ name: "[UserActivityController]", type: "pretty" })

interface PagingActivity extends Paging {
	all_user: boolean
}

export class UserActivityController {
	static async list(req: Request, res: Response, next: NextFunction): Promise<Response> {
		/*
		#swagger.tags = ['User Activity']
		#swagger.parameters['filter'] = {
			description: 'Filter with 2 format : <ul><li>Simple format use text plaint will filter like %module% or like %description%</li><li>Advance format using field existing {action:\'C\', any:\'SAME AS PLAINT LOGIC\', etc...}</li></ul>',
			in: 'query',
			type: 'string'
		}
		#swagger.parameters['limit'] = {
			in: 'query',
			required: true,
			type: 'number'
		}
		#swagger.parameters['page'] = {
			in: 'query',
			required: true,
			type: 'number'
		}
		#swagger.parameters['with_deleted'] = {
			in: 'query',
			required: true,
			type: 'boolean'
		}
		#swagger.parameters['all_user'] = {
			in: 'query',
			required: true,
			type: 'boolean'
		}
		#swagger.parameters['order_field'] = {
			in: 'query',
			required: true,
			type: 'string'
		}
		#swagger.parameters['order_direction'] = {
			in: 'query',
			required: true,
			schema: {
				'@enum': ['ASC', 'DESC']
			}
		}
		#swagger.parameters['token'] = {
			in: 'query',
			required: true,
			type: 'string'
		}
		*/

		try {
			const schema = Joi.object().keys({
				filter: Joi.string().allow("").optional().label("Filter"),
				page: Joi.number().required().min(1).label("Page"),
				limit: Joi.number().required().min(1).label("Limit"),
				with_deleted: Joi.bool().required().label("With Deleted"),
				all_user: Joi.bool().optional().allow("").label("All User"),
				order_field: Joi.string().required().label("Order Field"),
				order_direction: Joi.string().allow("asc", "desc").required().label("Order Direction"),
				token: Joi.string().optional().label("Token"),
			})

			const param: PagingActivity = await schema.validateAsync(req.query)

			const userRepository = OrmHelper.DB.getRepository(UserActivity)

			const offset = (param.page - 1) * param.limit

			const { whereAttr, whereVal } = CommonHelper.handleFilter({
				filter: param.filter,
				col_any_eq: [],
				col_any_like: ["u.username", "module", "description"],
				additional_where: !param.all_user ? "id_user = :id_user" : "",
			})

			if (!param.all_user) {
				whereVal["id_user"] = req.auth.data.id
			}

			// Whitelist kolom yang boleh dipakai untuk order, sekaligus hindari ambiguous column
			const allowedOrderFields: Record<string, string> = {
				created_at: "user_activity.created_at",
				updated_at: "user_activity.updated_at",
				module: "user_activity.module",
				description: "user_activity.description",
				action: "user_activity.action",
				// tambahkan kolom lain sesuai kebutuhan
			}

			const order_field = allowedOrderFields[param.order_field] ?? "user_activity.created_at"

			const res_count = userRepository.createQueryBuilder("user_activity")
				// .leftJoinAndSelect("user_activity.application", "application")
				.leftJoinAndSelect("user_activity.user", "user").where(whereAttr, whereVal)

			const res_list = userRepository.createQueryBuilder("user_activity")
				// .leftJoinAndSelect("user_activity.application", "application")
				.leftJoinAndSelect("user_activity.user", "user").where(whereAttr, whereVal)
				.orderBy(order_field, param.order_direction)
				.offset(offset)
				.limit(param.limit)

			if (param.with_deleted) {
				res_count.withDeleted()
				res_list.withDeleted()
			}

			const current_page = param.page
			const total_count_data = await res_count.getCount()
			const list_data = await res_list.getMany()
			const count_data = CommonHelper.countObject(list_data)

			return ReturnHelper.successResponselist(res, 200, Language.lang.success_view, count_data, current_page, total_count_data, list_data)
		} catch (e: unknown) {
			log.error(e)
			const err = e as Error

			return ReturnHelper.errorResponse(res, 400, 401, Language.lang.failed_view, err.message)
		}
	}

	static async export(req: Request, res: Response, next: NextFunction): Promise<void | Response> {
		/*
		#swagger.tags = ['User Activity']
		#swagger.parameters['filter'] = {
			description: 'Filter with 2 format : <ul><li>Simple format use text plaint will filter like %module% or like %description%</li><li>Advance format using field existing {action:\'C\', any:\'SAME AS PLAINT LOGIC\', etc...}</li></ul>',
			in: 'query',
			type: 'string'
		}
		#swagger.parameters['filter'] = {
			in: 'query',
			type: 'string'
		}
		#swagger.parameters['all_user'] = {
			in: 'query',
			required: true,
			type: 'boolean'
		}
		#swagger.parameters['order_field'] = {
			in: 'query',
			required: true,
			type: 'string'
		}
		#swagger.parameters['order_direction'] = {
			in: 'query',
			required: true,
			schema: {
				'@enum': ['ASC', 'DESC']
			}
		}
		#swagger.parameters['token'] = {
			in: 'query',
			required: true,
			type: 'string'
		}
		*/

		try {
			const schema = Joi.object().keys({
				filter: Joi.string().allow("").optional().label("Filter"),
				all_user: Joi.bool().required().label("All User"),
				order_field: Joi.string().required().label("Order Field"),
				order_direction: Joi.string().allow("asc", "desc").required().label("Order Direction"),
				token: Joi.string().optional().label("Token"),
			})

			const param: PagingActivity = await schema.validateAsync(req.query)

			const repo = OrmHelper.DB.getRepository(UserActivity)

			const { whereAttr, whereVal } = CommonHelper.handleFilter({
				filter: param.filter,
				col_any_eq: [],
				col_any_like: ["module", "description"],
				additional_where: !param.all_user ? "id_user = :id_user" : "",
			})

			if (!param.all_user) {
				whereVal["id_user"] = req.auth.data.id
			}

			const filename = "user_activity.xlsx"
			res.setHeader("Content-Type", "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet")
			res.setHeader("Content-Disposition", "attachment; filename=" + filename)

			const workbook = new exceljs.stream.xlsx.WorkbookWriter({ stream: res })
			const sheet = workbook.addWorksheet("Data")

			sheet.columns = [
				{ header: "Module", key: "module", width: 15 },
				{ header: "Description", key: "description", width: 25 },
				{ header: "Action", key: "action", width: 10 },
				{ header: "Url", key: "url", width: 25 },
				{ header: "Created At", key: "created_at", width: 15 },
				{ header: "By", key: "by", width: 20 },
			]

			const limit = 50

			const fetchAndWrite = async (page: number) => {
				const offset = (page - 1) * limit

				// const data = await repo.createQueryBuilder()
				//     .where(whereAttr, whereVal)
				//     .select([
				//         'module',
				//         'description',
				//         'action',
				//         'url',
				//         'created_at'])
				//     .addSelect('(SELECT u.username FROM users u WHERE u.id = id_user)', 'username')
				//     .orderBy(param.order_field, param.order_direction)
				//     .offset(offset)
				//     .limit(limit).getRawMany();

				const data = await repo.createQueryBuilder("user_activity").leftJoinAndSelect("user_activity.application", "application").leftJoinAndSelect("user_activity.user", "user").where(whereAttr, whereVal).orderBy(param.order_field, param.order_direction).offset(offset).limit(param.limit).getMany()

				if (CommonHelper.countObject(data) === 0) {
					sheet.commit()
					workbook.commit()
				} else {
					interface ds {
						module: string
						description: string
						action: string
						url: any
						created_at: Date
						by: string
					}

					data.forEach((item: UserActivity) => {
						const di: ds = {
							module: item.module,
							description: item.description,
							action: ActivityTypeReverse[item.action],
							created_at: item.created_at,
							by: item.user.username,
							url: item.url,
						}

						sheet.addRow(di).commit()
					})

					if (CommonHelper.countObject(data) == limit) {
						fetchAndWrite(page + 1)
					} else {
						sheet.commit()
						workbook.commit()
					}
				}
			}

			fetchAndWrite(1)
		} catch (e: unknown) {
			log.error(e)
			const err = e as Error

			return ReturnHelper.errorResponse(res, 400, 401, Language.lang.failed_view, err.message)
		}
	}

	static async create(req: Request, res: Response, next: NextFunction): Promise<Response> {
		/*
		#swagger.tags = ['User Activity']
		#swagger.security = [{
			"bearerAuth": []
		}]
	    
		 #swagger.requestBody = {
			required: true,
			description: "Use this to fill action Create = C, View = V, Update = U, Delete = D, Restore = T",
			content: {
				"application/json": {
					schema: {
						 $ref: "#/components/schemas/user_activity"
					}  
				}
			}
		}
		*/

		try {
			const schema = Joi.object().keys({
				id_user: Joi.string().uuid().required().label("ID User"),
				refresh_token: Joi.string().uuid().required().label("Refresh Token"),
				module: Joi.string().required().label("Module"),
				description: Joi.string().required().label("Description"),
				action: Joi.string()
					.allow(...Object.values(ActivityType))
					.required()
					.label("Action"),
				url: Joi.string().optional().allow("").label("URL"),
				data_body: Joi.string().optional().allow("").label("data_body"),
				// application: Joi.string().required().label("Application"),
			})

			const param: UserActivity & { application: string; id_user: string } = await schema.validateAsync(req.body)

			// const repo_app = OrmHelper.DB.getRepository(Application)
			const repo_user = OrmHelper.DB.getRepository(User)

			const data = new UserActivity()
			data.user = await repo_user.findOneBy({ id: param.id_user })
			data.refresh_token = param.refresh_token
			data.module = param.module
			data.description = param.description
			data.action = param.action
			data.url = param.url
			data.data_body = param.data_body
			// data.application = await repo_app.findOneBy({ id: param.application })

			await OrmHelper.DB.manager.save(data)

			return ReturnHelper.successResponseAny(res, 200, Language.lang.success_insert, {})
		} catch (e: unknown) {
			log.error(e)
			const err = e as Error

			return ReturnHelper.errorResponse(res, 500, 401, Language.lang.failed_insert, err.message)
		}
	}
}