Github releases integration with rocket.chat (issue, commit, push, pull request, comment, release)

github-rocket-chat-webhook-script.js

/* exported Script */

String.prototype.capitalizeFirstLetter = function() {
    return this.charAt(0).toUpperCase() + this.slice(1);
}

const getLabelsField = (labels) => {
    let labelsArray = [];
    labels.forEach(function(label) {
        labelsArray.push(label.name);
    });
    labelsArray = labelsArray.join(', ');
    return {
        title: 'Labels',
        value: labelsArray,
        short: labelsArray.length <= 40
    };
};

const githubEvents = {
    ping(request) {
        return {
            content: {
                text: '_' + request.content.hook.id + '_\n' + ':thumbsup: ' + request.content.zen
            }
        };
    },

    /* NEW OR MODIFY ISSUE */
    issues(request) {
        const user = request.content.sender;

        if (request.content.action == "opened" || request.content.action == "reopened" || request.content.action == "edited") {
            var body = request.content.issue.body;
        } else if (request.content.action == "labeled") {
            var body = "Current labels: " + getLabelsField(request.content.issue.labels).value;
        } else if (request.content.action == "assigned" || request.content.action == "unassigned") {
            // Note that the issues API only gives you one assignee.
            var body = "Current assignee: " + request.content.issue.assignee.login;
        } else if (request.content.action == "closed") {
            if (request.content.issue.closed_by) {
                var body = "Closed by: " + request.content.issue.closed_by.login;
            } else {
                var body = "Closed.";
            }
        } else {
            return {
                error: {
                    success: false,
                    message: 'Unsupported issue action'
                }
            };
        }

        const action = request.content.action.capitalizeFirstLetter();

        const text = '_' + request.content.repository.full_name + '_\n' +
            '**[' + action + ' issue ​#' + request.content.issue.number +
            ' - ' + request.content.issue.title + '](' +
            request.content.issue.html_url + ')**\n\n' +
            body;

        return {
            content: {
                attachments: [{
                    thumb_url: user.avatar_url,
                    text: text,
                    fields: []
                }]
            }
        };
    },

    /* COMMENT ON EXISTING ISSUE */
    issue_comment(request) {
        const user = request.content.comment.user;

        if (request.content.action == "edited") {
            var action = "Edited comment ";
        } else {
            var action = "Comment "
        }

        const text = '_' + request.content.repository.full_name + '_\n' +
            '**[' + action + ' on issue ​#' + request.content.issue.number +
            ' - ' + request.content.issue.title + '](' +
            request.content.comment.html_url + ')**\n\n' +
            request.content.comment.body;

        return {
            content: {
                attachments: [{
                    thumb_url: user.avatar_url,
                    text: text,
                    fields: []
                }]
            }
        };
    },

    /* COMMENT ON COMMIT */
    commit_comment(request) {
        const user = request.content.comment.user;

        if (request.content.action == "edited") {
            var action = "Edited comment ";
        } else {
            var action = "Comment "
        }

        const text = '_' + request.content.repository.full_name + '_\n' +
            '**[' + action + ' on commit id ' + request.content.comment.commit_id +
            ' - ' + +'](' +
            request.content.comment.html_url + ')**\n\n' +
            request.content.comment.body;

        return {
            content: {
                attachments: [{
                    thumb_url: user.avatar_url,
                    text: text,
                    fields: []
                }]
            }
        };
    },
    /* END OF COMMENT ON COMMIT */

    /* PUSH TO REPO */
    push(request) {
        var commits = request.content.commits;
        var multi_commit = ""
        var is_short = true;
        var changeset = 'Changeset';
        if (commits.length > 1) {
            var multi_commit = " [Multiple Commits]";
            var is_short = false;
            var changeset = changeset + 's';
            var output = [];
        }
        const user = request.content.sender;

        var text = '**Pushed to ' + "[" + request.content.repository.full_name + "](" + request.content.repository.url + "):" +
            request.content.ref.split('/').pop() + "**\n\n";

        for (var i = 0; i < commits.length; i++) {
            var commit = commits[i];
            var shortID = commit.id.substring(0, 7);
            var a = '[' + shortID + '](' + commit.url + ') - ' + commit.message;
            if (commits.length > 1) {
                output.push(a);
            } else {
                var output = a;
            }
        }

        if (commits.length > 1) {
            text += output.reverse().join('\n');
        } else {
            text += output;
        }

        return {
            content: {
                attachments: [{
                    thumb_url: user.avatar_url,
                    text: text,
                    fields: []
                }]
            }
        };
    }, // End GitHub Push

    /* NEW PULL REQUEST */
    pull_request(request) {
        const user = request.content.sender;

        if (request.content.action == "opened" || request.content.action == "reopened" || request.content.action == "edited" || request.content.action == "synchronize") {
            var body = request.content.pull_request.body;
        } else if (request.content.action == "labeled") {
            var body = "Current labels: " + getLabelsField(request.content.pull_request.labels).value;
        } else if (request.content.action == "assigned" || request.content.action == "unassigned") {
            // Note that the issues API only gives you one assignee.
            var body = "Current assignee: " + request.content.pull_request.assignee.login;
        } else if (request.content.action == "closed") {
            if (request.content.pull_request.merged) {
                var body = "Merged by: " + request.content.pull_request.merged_by.login;
            } else {
                var body = "Closed.";
            }
        } else {
            return {
                error: {
                    success: false,
                    message: 'Unsupported pull request action'
                }
            };
        }

        const action = request.content.action.capitalizeFirstLetter();

        const text = '_' + request.content.repository.full_name + '_\n' +
            '**[' + action + ' pull request ​#' + request.content.pull_request.number +
            ' - ' + request.content.pull_request.title + '](' +
            request.content.pull_request.html_url + ')**\n\n' +
            body;

        return {
            content: {
                attachments: [{
                    thumb_url: user.avatar_url,
                    text: text,
                    fields: []
                }]
            }
        };
    },

    /* NEW RELEASE */
    release(request) {
        const user = request.content./* exported Script */

String.prototype.capitalizeFirstLetter = function() {
    return this.charAt(0).toUpperCase() + this.slice(1);
}

const getLabelsField = (labels) => {
    let labelsArray = [];
    labels.forEach(function(label) {
        labelsArray.push(label.name);
    });
    labelsArray = labelsArray.join(', ');
    return {
        title: 'Labels',
        value: labelsArray,
        short: labelsArray.length <= 40
    };
};

const githubEvents = {
    ping(request) {
        return {
            content: {
                text: '_' + request.content.hook.id + '_\n' + ':thumbsup: ' + request.content.zen
            }
        };
    },

    /* NEW OR MODIFY ISSUE */
    issues(request) {
        const user = request.content.sender;

        if (request.content.action == "opened" || request.content.action == "reopened" || request.content.action == "edited") {
            var body = request.content.issue.body;
        } else if (request.content.action == "labeled") {
            var body = "Current labels: " + getLabelsField(request.content.issue.labels).value;
        } else if (request.content.action == "assigned" || request.content.action == "unassigned") {
            // Note that the issues API only gives you one assignee.
            var body = "Current assignee: " + request.content.issue.assignee.login;
        } else if (request.content.action == "closed") {
            if (request.content.issue.closed_by) {
                var body = "Closed by: " + request.content.issue.closed_by.login;
            } else {
                var body = "Closed.";
            }
        } else {
            return {
                error: {
                    success: false,
                    message: 'Unsupported issue action'
                }
            };
        }

        const action = request.content.action.capitalizeFirstLetter();

        const text = '_' + request.content.repository.full_name + '_\n' +
            '**[' + action + ' issue ​#' + request.content.issue.number +
            ' - ' + request.content.issue.title + '](' +
            request.content.issue.html_url + ')**\n\n' +
            body;

        return {
            content: {
                attachments: [{
                    thumb_url: user.avatar_url,
                    text: text,
                    fields: []
                }]
            }
        };
    },

    /* COMMENT ON EXISTING ISSUE */
    issue_comment(request) {
        const user = request.content.comment.user;

        if (request.content.action == "edited") {
            var action = "Edited comment ";
        } else {
            var action = "Comment "
        }

        const text = '_' + request.content.repository.full_name + '_\n' +
            '**[' + action + ' on issue ​#' + request.content.issue.number +
            ' - ' + request.content.issue.title + '](' +
            request.content.comment.html_url + ')**\n\n' +
            request.content.comment.body;

        return {
            content: {
                attachments: [{
                    thumb_url: user.avatar_url,
                    text: text,
                    fields: []
                }]
            }
        };
    },

    /* COMMENT ON COMMIT */
    commit_comment(request) {
        const user = request.content.comment.user;

        if (request.content.action == "edited") {
            var action = "Edited comment ";
        } else {
            var action = "Comment "
        }

        const text = '_' + request.content.repository.full_name + '_\n' +
            '**[' + action + ' on commit id ' + request.content.comment.commit_id +
            ' - ' + +'](' +
            request.content.comment.html_url + ')**\n\n' +
            request.content.comment.body;

        return {
            content: {
                attachments: [{
                    thumb_url: user.avatar_url,
                    text: text,
                    fields: []
                }]
            }
        };
    },
    /* END OF COMMENT ON COMMIT */

    /* PUSH TO REPO */
    push(request) {
        var commits = request.content.commits;
        var multi_commit = ""
        var is_short = true;
        var changeset = 'Changeset';
        if (commits.length > 1) {
            var multi_commit = " [Multiple Commits]";
            var is_short = false;
            var changeset = changeset + 's';
            var output = [];
        }
        const user = request.content.sender;

        var text = '**Pushed to ' + "[" + request.content.repository.full_name + "](" + request.content.repository.url + "):" +
            request.content.ref.split('/').pop() + "**\n\n";

        for (var i = 0; i < commits.length; i++) {
            var commit = commits[i];
            var shortID = commit.id.substring(0, 7);
            var a = '[' + shortID + '](' + commit.url + ') - ' + commit.message;
            if (commits.length > 1) {
                output.push(a);
            } else {
                var output = a;
            }
        }

        if (commits.length > 1) {
            text += output.reverse().join('\n');
        } else {
            text += output;
        }

        return {
            content: {
                attachments: [{
                    thumb_url: user.avatar_url,
                    text: text,
                    fields: []
                }]
            }
        };
    }, // End GitHub Push

    /* NEW PULL REQUEST */
    pull_request(request) {
        const user = request.content.sender;

        if (request.content.action == "opened" || request.content.action == "reopened" || request.content.action == "edited" || request.content.action == "synchronize") {
            var body = request.content.pull_request.body;
        } else if (request.content.action == "labeled") {
            var body = "Current labels: " + getLabelsField(request.content.pull_request.labels).value;
        } else if (request.content.action == "assigned" || request.content.action == "unassigned") {
            // Note that the issues API only gives you one assignee.
            var body = "Current assignee: " + request.content.pull_request.assignee.login;
        } else if (request.content.action == "closed") {
            if (request.content.pull_request.merged) {
                var body = "Merged by: " + request.content.pull_request.merged_by.login;
            } else {
                var body = "Closed.";
            }
        } else {
            return {
                error: {
                    success: false,
                    message: 'Unsupported pull request action'
                }
            };
        }

        const action = request.content.action.capitalizeFirstLetter();

        const text = '_' + request.content.repository.full_name + '_\n' +
            '**[' + action + ' pull request ​#' + request.content.pull_request.number +
            ' - ' + request.content.pull_request.title + '](' +
            request.content.pull_request.html_url + ')**\n\n' +
            body;

        return {
            content: {
                attachments: [{
                    thumb_url: user.avatar_url,
                    text: text,
                    fields: []
                }]
            }
        };
    },

    /* NEW RELEASE */
    release(request) {
        const user = request.content.sender;

        if (request.content.action == "published") {
            var body = request.content.release.body;
        } else {
            return {
                error: {
                    success: false,
                    message: 'Unsupported release action'
                }
            };
        }

        const action = request.content.action.capitalizeFirstLetter();

        const text = '_' + request.content.repository.full_name + '_\n' +
            '**[' + 'Release ' + request.content.release.name + '](' +
            request.content.release.html_url + ')**\n\n' +
            body;

        return {
            content: {
                attachments: [{
                    thumb_url: user.avatar_url,
                    text: text,
                    fields: []
                }]
            }
        };
    },
};

class Script {
    process_incoming_request({ request }) {
        const header = request.headers['x-github-event'];
        if (githubEvents[header]) {
            return githubEvents[header](request);
        }

        return {
            error: {
                success: false,
                message: 'Unsupported method'
            }
        };
    }
};

        if (request.content.action == "published") {
            var body = request.content.release.body;
        } else {
            return {
                error: {
                    success: false,
                    message: 'Unsupported release action'
                }
            };
        }

        const action = request.content.action.capitalizeFirstLetter();

        const text = '_' + request.content.repository.full_name + '_\n' +
            '**[' + 'Release ' + request.content.release.name + '](' +
            request.content.release.html_url + ')**\n\n' +
            body;

        return {
            content: {
                attachments: [{
                    thumb_url: user.avatar_url,
                    text: text,
                    fields: []
                }]
            }
        };
    },
};

class Script {
    process_incoming_request({ request }) {
        const header = request.headers['x-github-event'];
        if (githubEvents[header]) {
            return githubEvents[header](request);
        }

        return {
            error: {
                success: false,
                message: 'Unsupported method'
            }
        };
    }
}