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const Controller = require('libflitter/controller/Controller')
/*
* DatabaseAPI Controller
* -------------------------------------------------------------
* Put some description here!
*/
class DatabaseAPI extends Controller {
static get services() {
return [...super.services, 'models', 'utility']
}
async databases(req, res, next) {
const Database = this.models.get('api:db:Database')
const dbs = await Database.visible_by_user(req.user)
return res.api(dbs.map(x => x.to_api_object()))
}
async get_database(req, res, next) {
return res.api(req.form.database.to_api_object())
}
async get_columns(req, res, next) {
const db = req.form.database
const cols = (await db.get_columns()).map(x => x.to_api_object())
return res.api(cols)
}
async get_columns_order(req, res, next) {
return res.api(req.form.database.ColumnIds)
}
async get_data(req, res, next) {
const DBEntry = this.models.get('api:db:DBEntry')
const db = req.form.database
const cursor = await DBEntry.cursor({DatabaseId: db.UUID})
if ( req.query.sort ) {
if ( this.utility.is_json(req.query.sort) ) {
const sort = JSON.parse(req.query.sort)
if ( typeof sort !== 'object' ) return res.status(400).message('Invalid sort field. Should be JSON object.').api()
const sort_obj = {}
for ( const field in sort ) {
if ( !sort.hasOwnProperty(field) ) continue
sort_obj[`RowData.${field}`] = (Number(sort[field]) < 0 ? -1 : 1)
}
cursor.sort(sort_obj)
} else if ( req.query.sort ) {
const sort_obj = {}
sort_obj[`RowData.${req.query.sort}`] = (req.query.reverse ? -1 : 1)
cursor.sort(sort_obj)
}
}
if ( req.query.limit ) {
const limit = Number(req.query.limit)
if ( !isNaN(limit) ) cursor.limit(limit)
}
if ( req.query.skip ) {
const skip = Number(req.query.skip)
if ( !isNaN(skip) ) cursor.skip(skip)
}
if ( req.query.where ) {
if ( !this.utility.is_json(req.query.where) ) {
return res.status(400).message('Invalid where field. Should be JSON object.').api()
}
const wheres = JSON.parse(req.query.where)
if ( typeof wheres !== 'object' ) {
return res.status(400).message('Invalid where field. Should be JSON object.').api()
}
const wheres_object = {}
for ( const field in wheres ) {
if ( !wheres.hasOwnProperty(field) ) continue
const value = wheres[field]
if ( typeof value !== 'object' ) {
wheres_object[`RowData.${field}`] = value
} else {
const sub_where = {}
}
}
}
const data = (await DBEntry.from_cursor(cursor)).map(x => {
x = x.to_api_object()
if ( req.query.flatten ) {
x = {
uuid: x.uuid,
database_id: x.database_id,
...x.data,
}
}
return x
})
return res.api(data)
}
async get_record(req, res, next) {
const DBEntry = this.models.get('api:db:DBEntry')
const db = req.form.database
const record = await DBEntry.findOne({UUID: req.params.record_id, DatabaseId: db.UUID})
if ( record ) {
const api_obj = record.to_api_object()
if ( req.query.flatten ) {
return res.api({
uuid: api_obj.uuid,
database_id: api_obj.database_id,
...api_obj.data,
})
}
return res.api(api_obj)
}
else return res.status(404).message('Database record not found with that ID.').api()
}
}
module.exports = exports = DatabaseAPI