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47 lines
1.4 KiB
47 lines
1.4 KiB
const Model = require('flitter-orm/src/model/Model');
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const uuid = require('uuid/v4');
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class VersionedModel extends Model {
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static get schema() {
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return {
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version_archive: [Object],
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version_num: { type: Number, default: 1 },
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version_create_date: { type: Date, default: () => new Date },
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}
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}
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async version_save(message = undefined) {
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await this.new_version(message)
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return this.save()
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}
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async new_version(message = undefined) {
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const version_data = await this.cast_to_version_data()
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version_data.version_UUID = uuid()
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version_data.version_message = message
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if ( !this.version_num ) this.version_num = 1
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if ( !this.version_archive ) this.version_archive = []
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this.version_num += 1
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this.version_archive.push(version_data)
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this.version_create_date = new Date()
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}
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async cast_to_version_data() {
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const schema = this.constructor.__schema
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const shallow_object = {}
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for ( const prop in schema.schema ) {
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if ( prop in this ) {
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shallow_object[prop] = this[prop]
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}
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}
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const data = await this.__scope_limit_save(schema.cast_to_schema(shallow_object))
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delete data.version_archive
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return data
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}
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}
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module.exports = exports = VersionedModel
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