Strider-CD/strider

const async = require('async');
const common = require('../common');
const debug = require('debug')('strider:routes:projects');
const express = require('express');
const models = require('../models');
const pjson = require('../../package.json');
const router = express.Router();
const Project = models.Project;
const User = models.User;
router
    .route('/')
    .get(function (req, res) {
    return renderProjects(false, req, res);
})
    .post(function (req, res) {
    const refresh = req.body.refresh !== 'false' && req.body.refresh !== '0';
    return renderProjects(refresh, req, res);
});
module.exports = router;
function renderProjects(refresh, req, res) {
    const tasks = [];
    const repomap = {};
    const configured = {};
    const unconfigured = [];
    const providers = common.userConfigs.provider;
    const manual = {};
    const manualProjects = {};
    Object.keys(common.pluginConfigs.provider).forEach(function (key) {
        const config = common.pluginConfigs.provider[key];
        if (common.extensions.provider[key].hosted)
            return;
        manualProjects[key] = [];
        manual[key] = {
            provider: config,
            projects: manualProjects[key],
        };
    });
    Project.find({ creator: req.user._id })
        .lean()
        .exec(function (err, projects) {
        if (err)
            return res.send(500, 'Failed to get projects from the database');
        // tree is { providerid: { accountid: { repoid: project._id, ...}, ...}, ...}
        // to track which repos have been configured
        const tree = {};
        for (let i = 0; i < projects.length; i++) {
            const provider = projects[i].provider;
            if (!provider.account) {
                if (!manual[provider.id]) {
                    manual[provider.id] = {
                        provider: common.pluginConfigs.provider[provider.id],
                        projects: [],
                    };
                }
                manual[provider.id].projects.push(projects[i]);
                continue;
            }
            deepObj(tree, provider.id, provider.account)[provider.repo_id] = {
                _id: projects[i]._id,
                name: projects[i].name,
            };
        }
        req.user.accounts.forEach(function (account) {
            configured[account.provider] = true;
            // Caching
            const haveCache = Array.isArray(account.cache) && account.cache.length > 0;
            if (!refresh && haveCache) {
                groupRepos(account, repomap, tree, account.toJSON().cache);
                return;
            }
            tasks.push(function (next) {
                debug(`Now trying to list repos for the following provider for an account in the user model: ${account.provider}`);
                if (!common.extensions.provider[account.provider]) {
                    next(new Error(`The plugin for ${account.provider} could not be found. Please install the plugin from Admin > Plugins`));
                }
                else {
                    common.extensions.provider[account.provider].listRepos(account.config, function (err, repos) {
                        if (err) {
                            if (haveCache) {
                                groupRepos(account, repomap, tree, account.toJSON().cache);
                            }
                            return next(err);
                        }
                        account.set('cache', repos);
                        groupRepos(account, repomap, tree, repos);
                        account.last_updated = new Date();
                        next();
                    });
                }
            });
        });
        for (const id in providers) {
            if (configured[id] || !providers[id].setupLink)
                continue;
            unconfigured.push(providers[id]);
        }
        debug('Fetching projects...');
        async.parallel(tasks, function (err) {
            if (err) {
                req.flash('account', `Failed to refresh repositories: ${err.message || err}`);
                debug(err);
            }
            // cache the fetched repos
            User.updateOne({ _id: req.user._id }, { $set: { accounts: req.user.toJSON().accounts } }, function (err, num) {
                if (err)
                    debug('error saving repo cache');
                if (!num)
                    debug("Didn't effect any users");
                debug('Saved repo cache');
                // user is already be available via the "currentUser" template variable
                return res.format({
                    html: function () {
                        res.render('projects.html', {
                            unconfigured: unconfigured,
                            providers: providers,
                            manual: manual,
                            manualProjects: manualProjects,
                            repos: repomap,
                            flash: req.flash(),
                            project_types: availableProjectTypes(),
                            version: pjson.version,
                        });
                    },
                    json: function () {
                        res.send({
                            unconfigured: unconfigured,
                            providers: providers,
                            manual: manual,
                            manualProjects: manualProjects,
                            repos: repomap,
                            project_types: availableProjectTypes(),
                        });
                    },
                });
            });
        });
    });
}
function availableProjectTypes() {
    const available = {};
    for (const id in common.project_types) {
        let good = true;
        const plugins = common.project_types[id].plugins;
        for (let i = 0; i < plugins.length; i++) {
            if (!common.extensions.job[plugins[i]]) {
                good = false;
                break;
            }
        }
        if (good) {
            available[id] = common.project_types[id];
        }
    }
    return available;
}
function groupRepos(account, repomap, tree, repos) {
    const groups = deepObj(repomap, account.provider, account.id);
    const projectmap = getDeep(tree, account.provider, account.id) || {};
    for (let i = 0; i < repos.length; i++) {
        if (!groups[repos[i].group]) {
            groups[repos[i].group] = {
                configured: 0,
                repos: [],
            };
        }
        repos[i].project = projectmap[repos[i].id];
        groups[repos[i].group].repos.push(repos[i]);
        if (repos[i].project) {
            groups[repos[i].group].configured += 1;
        }
    }
}
function getDeep(obj) {
    return [].slice.call(arguments, 1).reduce(function (obj, name) {
        return obj && obj[name];
    }, obj);
}
function deepObj(obj) {
    const names = [].slice.call(arguments, 1);
    return names.reduce(function (obj, name) {
        return obj[name] || (obj[name] = {});
    }, obj);
}
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