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authorChocobozzz <florian.bigard@gmail.com>2017-05-15 22:22:03 +0200
committerChocobozzz <florian.bigard@gmail.com>2017-05-20 09:57:40 +0200
commit65fcc3119c334b75dd13bcfdebf186afdc580a8f (patch)
tree4f2158c61a9b7c3f47cfa233d01413b946ee53c0 /server/models/request.js
parentd5f345ed4cfac4e1fa84dcb4fce1cda4d32f9c73 (diff)
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First typescript iteration
Diffstat (limited to 'server/models/request.js')
-rw-r--r--server/models/request.js137
1 files changed, 0 insertions, 137 deletions
diff --git a/server/models/request.js b/server/models/request.js
deleted file mode 100644
index 3a047f7ee..000000000
--- a/server/models/request.js
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1'use strict'
2
3const values = require('lodash/values')
4
5const constants = require('../initializers/constants')
6
7// ---------------------------------------------------------------------------
8
9module.exports = function (sequelize, DataTypes) {
10 const Request = sequelize.define('Request',
11 {
12 request: {
13 type: DataTypes.JSON,
14 allowNull: false
15 },
16 endpoint: {
17 type: DataTypes.ENUM(values(constants.REQUEST_ENDPOINTS)),
18 allowNull: false
19 }
20 },
21 {
22 classMethods: {
23 associate,
24
25 listWithLimitAndRandom,
26
27 countTotalRequests,
28 removeAll,
29 removeWithEmptyTo
30 }
31 }
32 )
33
34 return Request
35}
36
37// ------------------------------ STATICS ------------------------------
38
39function associate (models) {
40 this.belongsToMany(models.Pod, {
41 foreignKey: {
42 name: 'requestId',
43 allowNull: false
44 },
45 through: models.RequestToPod,
46 onDelete: 'CASCADE'
47 })
48}
49
50function countTotalRequests (callback) {
51 // We need to include Pod because there are no cascade delete when a pod is removed
52 // So we could count requests that do not have existing pod anymore
53 const query = {
54 include: [ this.sequelize.models.Pod ]
55 }
56
57 return this.count(query).asCallback(callback)
58}
59
60function listWithLimitAndRandom (limitPods, limitRequestsPerPod, callback) {
61 const self = this
62 const Pod = this.sequelize.models.Pod
63
64 Pod.listRandomPodIdsWithRequest(limitPods, 'RequestToPods', function (err, podIds) {
65 if (err) return callback(err)
66
67 // We don't have friends that have requests
68 if (podIds.length === 0) return callback(null, [])
69
70 // The first x requests of these pods
71 // It is very important to sort by id ASC to keep the requests order!
72 const query = {
73 order: [
74 [ 'id', 'ASC' ]
75 ],
76 include: [
77 {
78 model: self.sequelize.models.Pod,
79 where: {
80 id: {
81 $in: podIds
82 }
83 }
84 }
85 ]
86 }
87
88 self.findAll(query).asCallback(function (err, requests) {
89 if (err) return callback(err)
90
91 const requestsGrouped = groupAndTruncateRequests(requests, limitRequestsPerPod)
92 return callback(err, requestsGrouped)
93 })
94 })
95}
96
97function removeAll (callback) {
98 // Delete all requests
99 this.truncate({ cascade: true }).asCallback(callback)
100}
101
102function removeWithEmptyTo (callback) {
103 if (!callback) callback = function () {}
104
105 const query = {
106 where: {
107 id: {
108 $notIn: [
109 this.sequelize.literal('SELECT "requestId" FROM "RequestToPods"')
110 ]
111 }
112 }
113 }
114
115 this.destroy(query).asCallback(callback)
116}
117
118// ---------------------------------------------------------------------------
119
120function groupAndTruncateRequests (requests, limitRequestsPerPod) {
121 const requestsGrouped = {}
122
123 requests.forEach(function (request) {
124 request.Pods.forEach(function (pod) {
125 if (!requestsGrouped[pod.id]) requestsGrouped[pod.id] = []
126
127 if (requestsGrouped[pod.id].length < limitRequestsPerPod) {
128 requestsGrouped[pod.id].push({
129 request,
130 pod
131 })
132 }
133 })
134 })
135
136 return requestsGrouped
137}