File size: 5,356 Bytes
a2b2aac | 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 | import mongoose from 'mongoose'
const { Schema, connect, model: _model } = mongoose
const defaultOptions = { useNewUrlParser: true, useUnifiedTopology: true }
export class mongoDB {
constructor(url, options = defaultOptions) {
/** @type {string} */
this.url = url
/** @type {mongoose.ConnectOptions} */
this.options = options
this.data = this._data = {}
/** @type {mongoose.Schema} */
this._schema = {}
/** @type {mongoose.Model} */
this._model = {}
/** @type {Promise<typeof mongoose>} */
this.db = connect(this.url, { ...this.options }).catch(console.error)
}
async read() {
this.conn = await this.db
let schema = this._schema = new Schema({
data: {
type: Object,
required: true,
default: {}
}
})
try {
this._model = _model('data', schema)
} catch {
this._model = _model('data')
}
this._data = await this._model.findOne({})
if (!this._data) {
this.data = {}
await this.write(this.data)
this._data = await this._model.findOne({})
} else this.data = this._data.data
return this.data
}
write(data) {
return new Promise(async (resolve, reject) => {
if (!data) return reject(data)
if (!this._data) return resolve((new this._model({ data })).save())
this._model.findById(this._data._id, (err, docs) => {
if (err) return reject(err)
if (!docs.data) docs.data = {}
docs.data = data
this.data = {}
return docs.save(resolve)
})
})
}
}
export const mongoDBV2 = class MongoDBV2 {
constructor(url, options = defaultOptions) {
/** @type {string} */
this.url = url
/** @type {mongoose.ConnectOptions} */
this.options = options
/** @type {{ name: string, model: mongoose.Model}[]} */
this.models = []
/** @type {{ [Key: string]: any }} */
this.data = {}
this.lists
/** @type {mongoose.Model} */
this.list
/** @type {Promise<typeof mongoose>} */
this.db = connect(this.url, { ...this.options }).catch(console.error)
}
async read() {
this.conn = await this.db
let schema = new Schema({
data: [{
name: String,
}]
})
try {
this.list = _model('lists', schema)
} catch (e) {
this.list = _model('lists')
}
this.lists = await this.list.findOne({})
if (!this.lists?.data) {
await this.list.create({ data: [] })
// await (new this.list({ data: [] })).save()
this.lists = await this.list.findOne({})
}
const garbage = []
await Promise.all(this.lists.data.map(async ({ name }) => {
/** @type {mongoose.Model} */
let collection
try {
collection = _model(name, new Schema({ data: Array }))
} catch (e) {
console.error(e)
try {
collection = _model(name)
} catch (e) {
garbage.push(name)
console.error(e)
}
}
if (collection) {
const index = this.models.findIndex(v => v.name === name)
if (index !== -1) this.models[index].model = collection
else this.models.push({ name, model: collection })
const collectionsData = await collection.find({})
this.data[name] = Object.fromEntries(collectionsData.map(v => v.data))
}
}))
try {
// Delete list if not exist
let del = await this.list.findById(this.lists._id)
del.data = del.data.filter(v => !garbage.includes(v.name))
await del.save()
} catch (e) {
console.error(e)
}
return this.data
}
write(data) {
return new Promise(async (resolve, reject) => {
if (!this.lists || !data) return reject(data || this.lists)
const collections = Object.keys(data)
const listDoc = []
await Promise.all(collections.map(async (key) => {
const index = this.models.findIndex(v => v.name === key)
// Update if exist
if (index !== -1) {
const doc = this.models[index].model
if (Object.keys(data[key]).length > 0) {
await doc.deleteMany().catch(console.error) // alwasy insert, no matter delete error
await doc.insertMany(Object.entries(data[key]).map(v => ({ data: v })))
}
listDoc.push({ name: key })
} else { // if not exist, create new model
const schema = new Schema({
data: Array
})
/** @type {mongoose.Model} */
let doc
try {
doc = _model(key, schema)
} catch (e) {
console.error(e)
doc = _model(key)
}
if (doc) {
const index = this.models.findIndex(v => v.name === key)
if (index !== -1) this.models[index].model = doc
else this.models.push({ name: key, model: doc })
await doc.insertMany(Object.entries(data[key]).map(v => ({ data: v })))
listDoc.push({ name: key })
}
}
}))
// save list
this.list.findById(this.lists._id, async (err, doc) => {
if (err) return reject(err)
if (!doc) {
await this.read()
await this.write(data)
} else {
doc.data = listDoc
await doc.save()
}
this.data = {}
resolve()
})
})
}
} |