import { Diagnosis, Paging } from "entity";
import { NextFunction, Response } from "express";
import { Request } from "express-jwt";
import Joi from "joi";
import { ILogObj, Logger } from "tslog";
import CommonHelper from "../helpers/common";
import { ReturnHelper } from "../helpers/express/return";
import { Language } from "../langs/lang";
import { DiagnosisModel } from "../model/diagnosis";
import { OrmHelper } from "../helpers/orm";
import moment from "moment";

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

export class DiagnosisController {
	static async list(req: Request, res: Response, next: NextFunction): Promise<void | Response> {
		/*
            #swagger.tags = ['Diagnosis (ICD-11)']
            #swagger.security = [{
                "bearerAuth": []
            }]
            #swagger.parameters['filter'] = {
                description: 'Filter: plain text (like %name%) or JSON object with status, code, etc.',
                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['order_field'] = {
                in: 'query',
                required: true,
                type: 'string'
            }
            #swagger.parameters['order_direction'] = {
                in: 'query',
                required: true,
                schema: {
                    '@enum': ['ASC', 'DESC']
                }
            }
        */

		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"),
				order_field: Joi.string().required().label("Order Field"),
				order_direction: Joi.string().allow("asc", "desc").required().label("Order Direction"),
			});

			let param: Paging = await schema.validateAsync(req.query);

			let filter = JSON.parse(param.filter);

			var query = await DiagnosisModel.list(filter);

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

			const res_count = query;
			const res_list = query
				.orderBy("Diagnosis." + param.order_field, param.order_direction)
				.offset(offset)
				.limit(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 create(req: Request, res: Response, next: NextFunction): Promise<void | Response> {
		/*
         #swagger.tags = ['Diagnosis (ICD-11)']
         #swagger.security = [{
             "bearerAuth": []
         }]
         #swagger.requestBody = {
             required: true,
             content: {
                 "application/json": {
                     schema: {
                         $ref: "#/components/schemas/diagnosis"
                     }
                 }
             }
         }
         */
		const queryRunner = OrmHelper.DB.createQueryRunner();
		await queryRunner.startTransaction();
		try {
			const schema = Joi.object().keys({
				diagnosis: Joi.string().max(256).required().label("Diagnosis"),
				code: Joi.string().max(128).required().label("Code"),
				status: Joi.string().required().label("Status"),
			});

			let param: any = await schema.validateAsync(req.body);

			let filter = {
				code: param.code,
			};
			let exist = await DiagnosisModel.list(filter).then((q) => q.getOne());
			if (exist) throw { message: "Diagnosis " + Language.lang.failed_duplicate };

			let diagnosis = new Diagnosis();
			diagnosis.diagnosis = param.diagnosis;
			diagnosis.code = param.code;
			diagnosis.status = param.status;
			diagnosis.created_by = req.auth.data.name;
			diagnosis.updated_by = req.auth.data.name;
			await queryRunner.manager.save(diagnosis);

			await queryRunner.commitTransaction();

			return ReturnHelper.successResponseAny(res, 200, Language.lang.success_insert, diagnosis);
		} catch (e: unknown) {
			await queryRunner.rollbackTransaction();
			log.error(e);
			const err = e as Error;
			return ReturnHelper.errorResponse(res, 400, 401, Language.lang.failed_view, err.message);
		} finally {
			await queryRunner.release();
		}
	}

	static async detail(req: Request, res: Response, next: NextFunction): Promise<void | Response> {
		/*
         #swagger.tags = ['Diagnosis (ICD-11)']
         #swagger.security = [{
             "bearerAuth": []
         }]
        #swagger.parameters['id'] = {
            description:'',
            in: 'path',
            type: 'string'
        }
        */

		try {
			const schema = Joi.object().keys({
				id: Joi.string().uuid().required().label("Diagnosis Id"),
			});

			let param: any = await schema.validateAsync(req.params);

			let diagnosis = await DiagnosisModel.list({ "Diagnosis.id": param.id }).then((q) => q.getOne());

			if (!diagnosis) throw { message: "Diagnosis Not Found" };

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

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

	static async update(req: Request, res: Response, next: NextFunction): Promise<void | Response> {
		/*
         #swagger.tags = ['Diagnosis (ICD-11)']
         #swagger.security = [{
             "bearerAuth": []
         }]
        #swagger.parameters['id'] = {
            description:'',
            in: 'path',
            type: 'string'
        }
         #swagger.requestBody = {
             required: true,
             content: {
                 "application/json": {
                     schema: {
                         $ref: "#/components/schemas/diagnosis"
                     }
                 }
             }
         }
         */

		const queryRunner = OrmHelper.DB.createQueryRunner();
		await queryRunner.startTransaction();

		try {
			req.body.id = req.params["id"];

			const schema = Joi.object().keys({
				id: Joi.string().uuid().required().label("Diagnosis ID"),
				diagnosis: Joi.string().max(256).required().label("Diagnosis"),
				code: Joi.string().max(128).required().label("Code"),
				status: Joi.string().required().label("Status"),
			});

			let param: any = await schema.validateAsync(req.body);

			let filter = {
				code: param.code,
			};
			let exist = await DiagnosisModel.list(filter).then((q) => q.getOne());
			if (exist && exist.id != param.id) throw { message: "Diagnosis " + Language.lang.failed_duplicate };

			let diagnosis = await DiagnosisModel.list({ "Diagnosis.id": param.id }).then((q) => q.getOne());

			if (!diagnosis) throw { message: "Diagnosis " + Language.lang.failed_not_found };

			diagnosis.diagnosis = param.diagnosis;
			diagnosis.code = param.code;
			diagnosis.status = param.status;
			diagnosis.updated_by = req.auth.data.name;
			await queryRunner.manager.save(diagnosis);

			await queryRunner.commitTransaction();

			return ReturnHelper.successResponseAny(res, 200, Language.lang.success_update, diagnosis);
		} catch (e: unknown) {
			await queryRunner.rollbackTransaction();
			log.error(e);
			const err = e as Error;
			return ReturnHelper.errorResponse(res, 400, 401, Language.lang.failed_view, err.message);
		} finally {
			await queryRunner.release();
		}
	}

	static async delete(req: Request, res: Response, next: NextFunction): Promise<Response> {
		/*
        #swagger.tags = ['Diagnosis (ICD-11)']
        #swagger.security = [{
            "bearerAuth": []
        }]
        #swagger.parameters['id'] = {
            in: 'path',
            description: 'Diagnosis ID.',
            required: true,
            type: 'string'
        }
        #swagger.parameters['hard'] = {
            in: 'path',
            description: 'Is Hard Delete',
            required: false,
            type: 'boolean'
        }
        */
		try {
			const schema = Joi.object().keys({
				id: Joi.string().uuid().required().label("ID"),
				hard: Joi.bool().optional().allow("").label("Is hard delete?"),
			});

			const param: { id: string; hard: boolean } = await schema.validateAsync(req.params);

			let affected = 0;
			if (!param.hard) {
				let diagnosis: Diagnosis = await DiagnosisModel.list({ "Diagnosis.id": param.id }).then((q) => q.getOne());

				if (!diagnosis) throw { message: "Diagnosis " + Language.lang.failed_not_found };

				diagnosis.deleted_by = req.auth.data.name;
				diagnosis.deleted_at = moment().toDate();
				await OrmHelper.DB.manager.save(diagnosis);
				affected = 1;
			} else {
				const repo = OrmHelper.DB.getRepository(Diagnosis);
				affected = (await repo.delete({ id: param.id })).affected;
			}

			if (affected > 0) {
				return ReturnHelper.successResponseAny(res, 200, Language.lang.success_delete, {});
			} else {
				return ReturnHelper.errorResponse(res, 404, 401, Language.lang.failed_not_found, "");
			}
		} catch (e: unknown) {
			log.error(e);
			const err = e as Error;

			return ReturnHelper.errorResponse(res, 500, 402, Language.lang.failed_delete, err.message);
		}
	}

	static async restore(req: Request, res: Response, next: NextFunction): Promise<Response> {
		/*
        #swagger.tags = ['Diagnosis (ICD-11)']
        #swagger.security = [{
            "bearerAuth": []
        }]
        #swagger.parameters['id'] = {
            in: 'path',
            description: 'Diagnosis ID.',
            required: true,
            type: 'string'
        }
        */
		try {
			const schema = Joi.object().keys({
				id: Joi.string().uuid().required().label("ID"),
			});

			const param: any = await schema.validateAsync(req.params);

			const repo = OrmHelper.DB.getRepository(Diagnosis);

			const affected = (await repo.restore({ id: param.id })).affected;

			if (affected > 0) {
				return ReturnHelper.successResponseAny(res, 200, Language.lang.success_restore, {});
			} else {
				return ReturnHelper.errorResponse(res, 404, 401, Language.lang.failed_not_found, "");
			}
		} catch (e: unknown) {
			log.error(e);
			const err = e as Error;

			return ReturnHelper.errorResponse(res, 500, 402, Language.lang.failed_restore, err.message);
		}
	}
}