import {ValueType} from "./common";

export interface IRowData{
    [fieldName:string]:ValueType;
}
export class DataCollector{
    private _data:Array<RowData>;
    constructor(){
        this._data = [];
    }
    public get data(){
        return this._data;
    }
    public setData(data:Array<IRowData>){
        let rowsLen = this._data.length;
        let newRowsLen = data.length;
        for(let i =0;i<newRowsLen;i++){
            if(i>=rowsLen){
                let dataRowObject:RowData = new RowData();
                this._data.push(dataRowObject);
            }
            this._data[i].setData(data[i]);
        }
    }
    public getRowData(rowIndex: number):RowData{
        return this._data[rowIndex];
    }
    public getDatum(rowIndex: number, fieldName:string):ValueType{
        return this._data[rowIndex].getDatum(fieldName);
        
    }
    public get dataLength():number{
        return this._data.length;
    }
    public updateDatum(rowIndex: number, fieldName: string, value: ValueType){
        this._data[rowIndex].updateDatum(fieldName, value);
    }
    public addRowsData(rows:Array<IRowData>){
        let rowsLen = rows.length;
        for (let i =0;i<rowsLen;i++){
            let dataRowObject: RowData = new RowData();
            dataRowObject.setData(rows[i]);
            this._data.push(dataRowObject);
        }
    }
    public deleteRowsData(indexes:Array<number>){
        let rowsLen = this._data.length;
        let len = indexes.length
        for(let i = 0; i<len; i++){
            if(indexes[i]>rowsLen-1){
                continue;
            }
            this._data.splice(indexes[i], 1);
        }
    }
}
export class RowData{
    private _data:{[fieldName:string]:ValueType};

    constructor(){
        this._data = {};
    }
    public getDatum(fieldName:string):ValueType{
        return this._data[fieldName];
    }
    public setData(row:IRowData){
        for(let datum in row){
            this._data[datum]=row[datum];
        }
    }
    public updateDatum(fieldName:string, value:ValueType){
        this._data[fieldName]=value;
    }
}