opt-cc/server/routes/overview.js

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'use strict';
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// modules
const async = require('async');
const express = require('express');
// HTTP status codes by name
const routerHandling = require('../middleware/router-handling');
// Mongoose Model using mongoDB
const UserModel = require('../models/user');
const SquadModel = require('../models/squad');
const RankModel = require('../models/rank');
const overview = new express.Router();
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// routes **********************
overview.route('/')
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.get((req, res, next) => {
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const fractions = ['BLUFOR', 'OPFOR'];
const fractionMemberCount = [0, 0];
const armyOverview = [
{squads: []},
{squads: []},
];
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SquadModel.find({}, {'sortingNumber': 0, 'updatedAt': 0, 'timestamp': 0, '__v': 0}, {
sort: {
sortingNumber: 'asc',
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name: 'asc',
},
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}, (err, squads) => {
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if (err) {
return next(err);
}
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async.eachSeries(squads, (squad, callback) => {
UserModel.find({squadId: squad._id}, {
'squadId': 0,
'updatedAt': 0,
'timestamp': 0,
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'__v': 0,
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}, {sort: {rankLvl: 'desc', name: 'asc'}}, (err, users) => {
const squadMembers = [];
async.eachSeries(users, (user, callback) => {
const usr = user.toObject();
RankModel.findOne({level: user.rankLvl, fraction: squad.fraction}, (err, rank) => {
if (err) {
return next(err);
}
// not defined if rank was deleted / rankLvl not available for fraction
if (rank) {
usr.rank = rank.name;
}
delete usr.rankLvl;
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squadMembers.push(usr);
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callback();
});
}, (err) => {
if (err) {
return next(err);
}
// do not return empty squads
if (squadMembers.length > 0) {
const s = squad.toObject();
s.members = squadMembers;
s.memberCount = squadMembers.length;
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for (let i = 0; i < fractions.length; i++) {
if (s.fraction === fractions[i]) {
delete s.fraction;
armyOverview[i].squads.push(s);
fractionMemberCount[i] += s.members.length;
break;
}
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}
}
callback();
});
});
}, (err) => {
if (err) {
return next(err);
}
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for (let i = 0; i < fractions.length; i++) {
armyOverview[i].memberCount = fractionMemberCount[i];
}
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res.locals.items = armyOverview;
res.locals.processed = true;
next();
});
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});
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})
.all(
routerHandling.httpMethodNotAllowed
);
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overview.use(routerHandling.emptyResponse);
module.exports = overview;