import { ITableJson } from "./Core/ITableJson";
import { ITableRow } from "./Core/ITableRow";

export class TableManager {
    private static _tableJsons: { [key: string]: ITableJson } = {};

    public static AddJsonAssets(jsonAssets: cc.JsonAsset[]) {
        if (!jsonAssets) return;
        let newAssets: cc.JsonAsset[] = jsonAssets.concat();
        for (let jsonAsset of newAssets) {
            this.AddJsonAsset(jsonAsset);
        }
    }

    public static AddJsonAsset(jsonAsset: cc.JsonAsset) {
        if (!jsonAsset) {
            return;
        }
        for (let tableName in jsonAsset.json) {
            console.log(`TableV3 [${tableName}] json loaded`);
            this._tableJsons[tableName] = jsonAsset.json[tableName];
        }
    }

    public static GetTable(name: string): ITableJson {
        return this._tableJsons[name];
    }

    public static InitTable<T extends Array<ITableRow>>(name: string, tableType: { new(): T }, rowType: { new(): ITableRow }): T {
        let json = this._tableJsons[name];
        if (!json) {
            throw new Error(`TableV3 [${name}] 尚未載入json檔`);
        }
        let table = new tableType();
        let cols = json.cols;
        let colLength = cols.length;
        let rows = json.rows;
        for (let r of rows) {
            let trow = new rowType();
            for (let i = 0; i < colLength; i++) {
                trow[cols[i]] = r[i];
            }
            table[trow.Id] = trow;
        }
        //cc.log(`TableV3 [${name}] init done`);
        return table;
    }
}