/*
 * Copyright © 2019 Atomist, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import { Success } from "@atomist/automation-client/lib/HandlerResult";
import { SlackMessage } from "@atomist/slack-messages";
import { ExecuteGoalResult } from "../../api/goal/ExecuteGoalResult";
import {
    ExecuteGoal,
    GoalInvocation,
} from "../../api/goal/GoalInvocation";

/***
 * Execute a goal by sending a message to the linked Slack channels
 * @param {string | SlackMessage} msg
 * @return {ExecuteGoal}
 */
export function executeSendMessageToSlack(msg: string | SlackMessage): ExecuteGoal {
    return async (goalInvocation: GoalInvocation): Promise<ExecuteGoalResult> => {
        await goalInvocation.addressChannels(msg);
        return Success;
    };
}