import CURDHelper from "./CURDHelper.mjs";

export default class RouterFactor {
    name = "";
    db = null;
    router = null;
    constructor({
        router: _router,
        db: _db,
        name: _name
    }) {
        this.router = _router;
        this.db = _db;
        this.name = _name;
    }

    /**
     * 创建列表数据路由
     */
    createGetList() {
        const {
            name,
            db,
            router
        } = this;

        router.post(`/api/${name}/list`, async (ctx) => {
            // 设置头类型, 如果不设置，会直接下载该页面
            ctx.type = 'application/json';
            const body = ctx.request.body;

            const data = await CURDHelper.retrieveList({
                db,
                name,
                params: body
            });
            ctx.body = data;
        });
    }

    /**
     * 创建详情路由
     */
    createGetDetail() {
        const {
            name,
            db,
            router
        } = this;
        router.get(`/api/${name}`, async (ctx) => {
            // 设置头类型, 如果不设置，会直接下载该页面
            ctx.type = 'application/json';
            const query = ctx.request.query;

            const data = await CURDHelper.retrieveSingle({
                db,
                name,
                params: query
            });
            ctx.body = data;
        });
    }

    /**
     * 修改数据
     */
    createUpdate() {
        const {
            name,
            db,
            router
        } = this;
        router.post(`/api/${name}/upd`, async (ctx) => {
            // 设置头类型, 如果不设置，会直接下载该页面
            ctx.type = 'application/json';
            const body = ctx.request.body;

            const data = await CURDHelper.update({
                db,
                name,
                data: body
            });
            ctx.body = data;
        });
    }

    /**
     * 新增数据
     */
    createAdd() {
        const {
            name,
            db,
            router
        } = this;
        router.post(`/api/${name}/add`, async (ctx) => {
            // 设置头类型, 如果不设置，会直接下载该页面
            ctx.type = 'application/json';
            const body = ctx.request.body;

            const data = await CURDHelper.create({
                db,
                name,
                data: body
            });
            ctx.body = data;
        });
    }

    /**
     * 删除数据
     */
    createDelete() {
        const {
            name,
            db,
            router
        } = this;
        router.post(`/api/${name}/delete`, async (ctx) => {
            // 设置头类型, 如果不设置，会直接下载该页面
            ctx.type = 'application/json';
            const body = ctx.request.body;

            const data = await CURDHelper.delete({
                db,
                name,
                data: body
            });
            ctx.body = data;
        });
    }

    creaetBaseRouter() {
        this.createGetList();

        this.createGetDetail();

        this.createAdd();

        this.createUpdate();

        this.createDelete();
    }
}