import {BasicCustomerInstance, CustomerParams} from '../Controller';
import {actionCreators} from '../../Container/action';
import {compileExpressionString, isExpression} from '../../../util/vm';
import {store} from '../../../index';
import {parseExpressString} from '../../../parser/index';

export interface PassCustomerExecConfig {
    /**
     * 目标container组件的key
     */
    model: string;

    /**
     * 写入的值
     */
    assign: Object | string;
}

export class PassCustomers implements BasicCustomerInstance {
    async exec(config: PassCustomerExecConfig, params: CustomerParams) {
        let targetContainerModel = config.model;
        let assign = config.assign;
        let {
            runTime
        } = params;
        let output;

        if (isExpression(targetContainerModel)) {
            targetContainerModel = parseExpressString(targetContainerModel, runTime);
        }

        if (typeof assign === 'string' && isExpression(assign)) {
            output = parseExpressString(assign, runTime);
        } else {
            output = compileExpressionString(assign, runTime);
        }

        if (!output) {
            console.error('pass output is not valid, please check your ExpressionString');
            return;
        }

        store.dispatch(actionCreators.dataCustomerPass({
            model: targetContainerModel,
            data: output
        }));

        return true;
    }
}