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1 | 'use strict' | |
2 | ||
3 | const map = require('lodash/map') | |
4 | ||
5 | const constants = require('../initializers/constants') | |
6 | ||
7 | // --------------------------------------------------------------------------- | |
8 | ||
9 | module.exports = function (sequelize, DataTypes) { | |
10 | const Pod = sequelize.define('Pod', | |
11 | { | |
12 | host: { | |
13 | type: DataTypes.STRING | |
14 | }, | |
15 | publicKey: { | |
16 | type: DataTypes.STRING(5000) | |
17 | }, | |
18 | score: { | |
19 | type: DataTypes.INTEGER, | |
20 | defaultValue: constants.FRIEND_SCORE.BASE | |
21 | } | |
22 | // Check createdAt | |
23 | }, | |
24 | { | |
25 | classMethods: { | |
26 | associate, | |
27 | ||
28 | countAll, | |
29 | incrementScores, | |
30 | list, | |
31 | listAllIds, | |
32 | listBadPods, | |
33 | load, | |
34 | loadByHost, | |
35 | removeAll | |
36 | }, | |
37 | instanceMethods: { | |
38 | toFormatedJSON | |
39 | } | |
40 | } | |
41 | ) | |
42 | ||
43 | return Pod | |
44 | } | |
45 | ||
46 | // TODO: max score -> constants.FRIENDS_SCORE.MAX | |
47 | // TODO: validation | |
48 | // PodSchema.path('host').validate(validator.isURL) | |
49 | // PodSchema.path('publicKey').required(true) | |
50 | // PodSchema.path('score').validate(function (value) { return !isNaN(value) }) | |
51 | ||
52 | // ------------------------------ METHODS ------------------------------ | |
53 | ||
54 | function toFormatedJSON () { | |
55 | const json = { | |
56 | id: this.id, | |
57 | host: this.host, | |
58 | score: this.score, | |
59 | createdAt: this.createdAt | |
60 | } | |
61 | ||
62 | return json | |
63 | } | |
64 | ||
65 | // ------------------------------ Statics ------------------------------ | |
66 | ||
67 | function associate (models) { | |
68 | this.belongsToMany(models.Request, { | |
69 | foreignKey: 'podId', | |
70 | through: models.RequestToPod, | |
71 | onDelete: 'CASCADE' | |
72 | }) | |
73 | } | |
74 | ||
75 | function countAll (callback) { | |
76 | return this.count().asCallback(callback) | |
77 | } | |
78 | ||
79 | function incrementScores (ids, value, callback) { | |
80 | if (!callback) callback = function () {} | |
81 | ||
82 | const update = { | |
83 | score: this.sequelize.literal('score +' + value) | |
84 | } | |
85 | ||
86 | const query = { | |
87 | where: { | |
88 | id: { | |
89 | $in: ids | |
90 | } | |
91 | } | |
92 | } | |
93 | ||
94 | return this.update(update, query).asCallback(callback) | |
95 | } | |
96 | ||
97 | function list (callback) { | |
98 | return this.findAll().asCallback(callback) | |
99 | } | |
100 | ||
101 | function listAllIds (callback) { | |
102 | const query = { | |
103 | attributes: [ 'id' ] | |
104 | } | |
105 | ||
106 | return this.findAll(query).asCallback(function (err, pods) { | |
107 | if (err) return callback(err) | |
108 | ||
109 | return callback(null, map(pods, 'id')) | |
110 | }) | |
111 | } | |
112 | ||
113 | function listBadPods (callback) { | |
114 | const query = { | |
115 | where: { | |
116 | score: { $lte: 0 } | |
117 | } | |
118 | } | |
119 | ||
120 | return this.findAll(query).asCallback(callback) | |
121 | } | |
122 | ||
123 | function load (id, callback) { | |
124 | return this.findById(id).asCallback(callback) | |
125 | } | |
126 | ||
127 | function loadByHost (host, callback) { | |
128 | const query = { | |
129 | where: { | |
130 | host: host | |
131 | } | |
132 | } | |
133 | ||
134 | return this.findOne(query).asCallback(callback) | |
135 | } | |
136 | ||
137 | function removeAll (callback) { | |
138 | return this.destroy().asCallback(callback) | |
139 | } |