server/models/utils.ts

   1 // Translate for example "-name" to [ 'name', 'DESC' ]
   2 function getSort (value: string) {
   3   let field: string
   4   let direction: 'ASC' | 'DESC'
   5
   6   if (value.substring(0, 1) === '-') {
   7     direction = 'DESC'
   8     field = value.substring(1)
   9   } else {
  10     direction = 'ASC'
  11     field = value
  12   }
  13
  14   return [ field, direction ]
  15 }
  16
  17 function addMethodsToModel (model: any, classMethods: Function[], instanceMethods: Function[] = []) {
  18   classMethods.forEach(m => model[m.name] = m)
  19   instanceMethods.forEach(m => model.prototype[m.name] = m)
  20 }
  21
  22 function getSortOnModel (model: any, value: string) {
  23   let sort = getSort(value)
  24
  25   if (model) return [ { model: model }, sort[0], sort[1] ]
  26   return sort
  27 }
  28
  29 // ---------------------------------------------------------------------------
  30
  31 export {
  32   addMethodsToModel,
  33   getSort,
  34   getSortOnModel
  35 }