1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
|
'use strict'
const map = require('lodash/map')
const constants = require('../initializers/constants')
const customPodsValidators = require('../helpers/custom-validators').pods
// ---------------------------------------------------------------------------
module.exports = function (sequelize, DataTypes) {
const Pod = sequelize.define('Pod',
{
host: {
type: DataTypes.STRING,
allowNull: false,
validate: {
isHost: function (value) {
const res = customPodsValidators.isHostValid(value)
if (res === false) throw new Error('Host not valid.')
}
}
},
publicKey: {
type: DataTypes.STRING(5000),
allowNull: false
},
score: {
type: DataTypes.INTEGER,
defaultValue: constants.FRIEND_SCORE.BASE,
allowNull: false,
validate: {
isInt: true,
max: constants.FRIEND_SCORE.MAX
}
}
},
{
indexes: [
{
fields: [ 'host' ]
},
{
fields: [ 'score' ]
}
],
classMethods: {
associate,
countAll,
incrementScores,
list,
listAllIds,
listBadPods,
load,
loadByHost,
removeAll
},
instanceMethods: {
toFormatedJSON
}
}
)
return Pod
}
// ------------------------------ METHODS ------------------------------
function toFormatedJSON () {
const json = {
id: this.id,
host: this.host,
score: this.score,
createdAt: this.createdAt
}
return json
}
// ------------------------------ Statics ------------------------------
function associate (models) {
this.belongsToMany(models.Request, {
foreignKey: 'podId',
through: models.RequestToPod,
onDelete: 'cascade'
})
}
function countAll (callback) {
return this.count().asCallback(callback)
}
function incrementScores (ids, value, callback) {
if (!callback) callback = function () {}
const update = {
score: this.sequelize.literal('score +' + value)
}
const options = {
where: {
id: {
$in: ids
}
},
// In this case score is a literal and not an integer so we do not validate it
validate: false
}
return this.update(update, options).asCallback(callback)
}
function list (callback) {
return this.findAll().asCallback(callback)
}
function listAllIds (callback) {
const query = {
attributes: [ 'id' ]
}
return this.findAll(query).asCallback(function (err, pods) {
if (err) return callback(err)
return callback(null, map(pods, 'id'))
})
}
function listBadPods (callback) {
const query = {
where: {
score: { $lte: 0 }
}
}
return this.findAll(query).asCallback(callback)
}
function load (id, callback) {
return this.findById(id).asCallback(callback)
}
function loadByHost (host, callback) {
const query = {
where: {
host: host
}
}
return this.findOne(query).asCallback(callback)
}
function removeAll (callback) {
return this.destroy().asCallback(callback)
}
|
