-
Notifications
You must be signed in to change notification settings - Fork 7
/
model.js
157 lines (138 loc) · 4.62 KB
/
model.js
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
157
'use strict'
const { get, set, isEmpty, isArray, merge } = require('lodash')
const mongoose = require('mongoose')
const TYPES = mongoose.Schema.Types
const Schema = mongoose.Schema
const DEFAULT_COLLECTION_NAME = 'historyLogs'
mongoose.Promise = global.Promise
/**
* Create and cache a history mongoose model
* @param { Object } [options]
* @return {mongoose.Model} History Log Model
*/
module.exports.HistoryLogModel = function (options) {
const collectionName = get(options, 'customCollectionName', DEFAULT_COLLECTION_NAME)
if (!(collectionName in mongoose.models)) {
return initializeInstanceModel(collectionName, options)
}
return mongoose.models[collectionName]
}
/**
* @author Weligton Monteiro
* @return { {schema} } - return new instance schema
* @constructor
*/
function DefaultSchema () {
return {
documentNumber: { type: TYPES.String, required: true },
action: { type: TYPES.String, required: true },
method: { type: TYPES.String, required: true },
user: { type: TYPES.Mixed, require: true },
createdAt: { type: TYPES.Date, required: true, default: Date.now },
module: { type: TYPES.String, require: true },
changes: { type: [TYPES.Mixed], required: true }
}
}
/**
* @author Welington Monteiro
* @param { mongoose } mongooseInstance
* @return { Object } - return options mongoose instance
*/
function getOptionsVersionInstance (mongooseInstance) {
const version = parseInt(get(mongooseInstance, 'version'))
if (version < 5) {
return merge({}, { useMongoClient: true })
}
return merge({}, { useUnifiedTopology: true, useNewUrlParser: true, useFindAndModify: false, autoIndex: true })
}
/**
*
* @param { String } collectionName - collection name of model
* @param { Object } options - options plugin schema
* @return {*}
*/
function initializeInstanceModel (collectionName, options) {
const connectionUri = get(options, 'connectionUri')
const schema = initializeDefaultSchema(options)
if (connectionUri) {
return otherConnection(collectionName, options)
}
return getOrAddNewInstanceModel(mongoose, collectionName, schema)
}
/**
* @author Welington Monteiro
* @param { mongoose } mongooseInstance - mongoose instance
* @param { String } collectionName - collection name of model
* @param { schema } schema - schema default
* @return { Model} - return model instance
*/
function getOrAddNewInstanceModel (mongooseInstance, collectionName, schema) {
if (mongooseInstance.models[collectionName]) {
return mongooseInstance.models[collectionName]
} else {
return mongooseInstance.model(collectionName, schema, collectionName)
}
}
/**
* @author Welington Monteiro
* @param { Object } options - options plugin schema
*/
function initializeDefaultSchema (options) {
const defaultSchema = addNewPathsInSchema(new DefaultSchema(), options)
const schema = new Schema(defaultSchema, { id: true, versionKey: false })
ensureIndex(schema, options)
return schema
}
/**
* @author Welington Monteiro
* @param { String } collectionName - collection name of model
* @param { Object } options - options plugin schema
* @return {*}
*/
function otherConnection (collectionName, options) {
const connectionUri = get(options, 'connectionUri')
const dbOptions = getOptionsVersionInstance(mongoose)
const schema = initializeDefaultSchema(options)
const otherConnection = mongoose.createConnection(connectionUri, dbOptions)
return getOrAddNewInstanceModel(otherConnection, collectionName, schema)
}
/**
* @author Welington Monteiro
* @param { Object } options - options plugin schema
* @param { schema } schema - schema default
* @return {*}
*/
function ensureIndex (schema, options) {
const indexes = get(options, 'indexes')
const addCollectionPaths = get(options, 'addCollectionPaths', [])
schema.index({ module: 1 })
schema.index({ method: 1 })
schema.index({ documentNumber: 1 })
if (!isEmpty(indexes) && isArray(addCollectionPaths)) {
indexes.map((idx) => schema.index(idx))
}
return schema
}
/**
* @author Welington Monteiro
* @param { Object } options - options plugin schema
* @param { Object } schema - schema default
* @return { Object } - return schema
*/
function addNewPathsInSchema (schema, options) {
const addCollectionPaths = get(options, 'addCollectionPaths', [])
if (isEmpty(addCollectionPaths) || !isArray(addCollectionPaths)) {
return schema
}
addCollectionPaths.map(({ key, value, defaultValue }) => {
const newField = {}
if (TYPES[value]) {
newField.type = TYPES[value]
}
if (defaultValue !== undefined) {
newField.default = defaultValue
}
set(schema, `${key}`, newField)
})
return schema
}