// DeleteRelatedLis deletes all related data
func (li LineItem) DeleteRelatedLis(id float64, model *Model) {
_, ok := model.Get(id)
if !ok {
return
}
for _, rotuer := range model.router.apiFaker.Routers {
var isRelatedRouter bool
var foreign_key = fmt.Sprintf("%s_id", inflection.Singular(model.Name))
for _, column := range rotuer.Model.Columns {
if column.Name == foreign_key {
isRelatedRouter = true
break
}
}
if isRelatedRouter {
for _, li := range rotuer.Model.ToLineItems() {
key, ok := li.Get(foreign_key)
if ok && key == id {
rotuer.Model.Delete(li.ID())
}
}
}
}
}
func (g *Generator) getModelOrCreate(modelName string) *modelInfo {
singularName := inflection.Singular(modelName)
mInfo, modelExists := g.modelsInfo[singularName]
if !modelExists {
mInfo = newModelInfo(singularName)
g.modelsInfo[singularName] = mInfo
}
return mInfo
}
// InsertRelatedData allocates and returns a new LineItem,
// it will has all data of the caller LineItem,
// it will insert all related data if the given Model's has any Column named xxx_id
func (li LineItem) InsertRelatedData(model *Model) LineItem {
// has one relationship
newLi := NewLineItemWithMap(li.ToMap())
singularName := inflection.Singular(model.Name)
// HasOne
for _, resName := range model.HasOne {
resStruct := map[string]interface{}{}
if resRouter, ok := model.router.apiFaker.Routers[inflection.Plural(resName)]; ok {
resLis := resRouter.Model.ToLineItems()
sort.Sort(resLis)
for _, resLi := range resLis {
curId, ok := resLi.Get(fmt.Sprintf("%s_id", singularName))
if ok && curId == newLi.Id() {
resStruct = resLi.ToMap()
break
}
}
}
if len(resStruct) > 0 {
newLi.Set(inflection.Singular(resName), resStruct)
}
}
// HasMany
for _, resName := range model.HasMany {
resSlice := []interface{}{}
if resRouter, ok := model.router.apiFaker.Routers[resName]; ok {
resLis := resRouter.Model.ToLineItems()
sort.Sort(resLis)
for _, resLi := range resLis {
curId, ok := resLi.Get(fmt.Sprintf("%s_id", singularName))
if ok && curId == newLi.Id() {
resSlice = append(resSlice, resLi.ToMap())
}
}
}
if len(resSlice) > 0 {
newLi.Set(resName, resSlice)
}
}
return newLi
}
func (p *property) extractType(attributes propertyAttributes, val interface{}) {
value := reflect.TypeOf(val)
switch value.Kind() {
case reflect.Map:
// The value is an object, the type name is the property name
p.Type = inflection.Singular(p.Name)
case reflect.Array, reflect.Slice:
p.IsArray = true
arrayVal := reflect.ValueOf(val)
if arrayVal.Len() > 0 {
p.extractType(attributes, arrayVal.Index(0).Interface())
}
default:
p.Type = value.String()
}
if attributes.forcedType != "" {
p.Type = attributes.forcedType
}
p.TypeLabel = p.Type
p.IsMap = attributes.forceAsMap
}
// ParamIDName return param name for primary key like :product_id
func (res Resource) ParamIDName() string {
return fmt.Sprintf(":%v_id", inflection.Singular(res.ToParam()))
}
