import cuid from "cuid";
// import getDb from "../dbServer.mjs";
import {getDb} from "funjia-server/lib/funjia-server.mjs";
import _ from "lodash";

const getDynamic = (router) => {

    router.post('/api/dynamic/list/:tableName', 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 db = await getDb();
        const body = ctx.request.body;
        const data = db.data[ctx.params.tableName]?.filter((item) => {
            let isMatch = true;
            for (let field in body) {
                if (["page", "pageSize"].includes(field)) {
                    continue;
                }

                if (typeof (item[field]) == "string") {
                    isMatch = item[field]?.indexOf?.(body[field]) > -1;
                } else if (typeof (item[field]) == "number") {
                    isMatch = item[field] == body[field];
                }
                if (!isMatch)
                    break;
            }
            return isMatch;
        });

        const {
            page,
            pageSize
        } = body;
        let batchData = data;
        if (page && pageSize) {
            batchData = data.slice((page - 1) * pageSize, page * pageSize);
        }

        ctx.body = {
            code: 0,
            data: batchData || [],
            total: data.length
        };
    });

    router.get('/api/dynamic/:tableName', 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 db = await getDb();
        const data = db.data[ctx.params.tableName];
        const query = ctx.request.query;
        console.log("参数：", query, ctx.request.body, ctx.query);
        let detail = {};
        if (query.id && data) {
            detail = data.find((item) => {
                return item.id == query.id;
            });
        }

        ctx.body = {
            code: 0,
            data: detail || {}
        };
    });

    router.post('/api/dynamic/add/:tableName', async (ctx) => {
        ctx.type = 'application/json';        
        const tableName=ctx.params.tableName;

        const db = await getDb();

        // You can also use this syntax if you prefer
        if (!db.data[tableName])
            db.data[tableName] = [];

        const dynamic = db.data[tableName];
        const data = ctx.request.body;
        console.log("add:", data);
        data.id = cuid();
        data.createTime = new Date();
        dynamic.push(data)
        // Write db.data content to db.json
        await db.write()

        ctx.body = {
            code: 0,
        };
    });

    router.post('/api/dynamic/upd/:tableName', async (ctx) => {
        ctx.type = 'application/json';
        const tableName=ctx.params.tableName;

        const db = await getDb();

        // You can also use this syntax if you prefer
        if (!db.data[tableName])
            db.data = {
                dynamic: []
            }

        const dynamic = db.data[tableName];

        const data = ctx.request.body;
        const id = data.id;
        console.log("数据Id：", id);
        if (id && dynamic) {
            const currentDetail = dynamic.find(item => item.id == id);
            if (currentDetail) {
                _.merge(currentDetail, data);
            }
            // Write db.data content to db.json
            await db.write()
        }

        ctx.body = {
            code: 0,
        };
    });

    router.post('/api/dynamic/delete/:tableName', async (ctx) => {
        ctx.type = 'application/json';
        const tableName=ctx.params.tableName;

        const db = await getDb();

        // You can also use this syntax if you prefer
        if (!db.data[tableName])
            db.data = {
                [tableName]: []
            }

        const dynamic = db.data[tableName];

        const data = ctx.request.body;
        const ids = data.ids;
        if (ids?.length > 0 && dynamic) {
            let id = null;
            for (let i = 0; i < ids.length; i++) {
                id = ids[i];
                const idx = dynamic.findIndex(item => item.id == id);
                if (idx != -1) {
                    dynamic.splice(idx, 1);
                }
            }
            // Write db.data content to db.json
            await db.write()
        }

        ctx.body = {
            code: 0,
        };
    });
}

export default getDynamic;