forked from go-ginger/mongo
/
filter.go
142 lines (134 loc) · 2.92 KB
/
filter.go
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package mongo
import (
"fmt"
"github.com/go-ginger/models"
"github.com/go-ginger/models/errors"
"go.mongodb.org/mongo-driver/bson"
"go.mongodb.org/mongo-driver/bson/primitive"
)
func getBsonDocument(filters *map[string]interface{}) (result *bson.M, err error) {
ds := bson.M{}
for k, v := range *filters {
f, ok := v.(map[string]interface{})
if ok {
nextedResult, e := getBsonDocument(&f)
if e != nil {
err = e
return
}
nds := bson.M{}
for k, v := range *nextedResult {
nds[k] = v
}
v = nds
}
ds[k] = v
}
result = &ds
return
}
type improveFilterOptions struct {
IgnoreDeletedFilter bool
}
func improveFilter(filter *bson.M, deketeOptions *improveFilterOptions) {
if deketeOptions == nil || !deketeOptions.IgnoreDeletedFilter {
if config.SetFlagOnDelete {
(*filter)["deleted"] = bson.M{"$ne": true}
}
}
}
func improveIDFilter(value interface{}) (result interface{}, err error) {
result = value
filters, ok := value.(*models.Filters)
if !ok {
var filtersMap map[string]interface{}
filtersMap, ok = value.(map[string]interface{})
if ok {
f := models.Filters(filtersMap)
filters = &f
}
}
if ok {
for k, v := range *filters {
strV, ok := v.(string)
if ok {
(*filters)[k], err = primitive.ObjectIDFromHex(fmt.Sprintf("%v", strV))
if err != nil {
return
}
return
}
strsV, ok := v.([]string)
if ok {
ids := make([]primitive.ObjectID, 0)
for _, str := range strsV {
id, e := primitive.ObjectIDFromHex(fmt.Sprintf("%v", str))
if e != nil {
err = e
return
}
ids = append(ids, id)
}
(*filters)[k] = ids
return
}
filtersV, ok := v.(*models.Filters)
if ok {
return improveIDFilter(filtersV)
}
}
return
}
var strId string
if strValue, ok := value.(string); ok {
strId = fmt.Sprintf("%v", strValue)
} else if strValue, ok := value.(*string); ok {
strId = fmt.Sprintf("%v", *strValue)
}
if strId != "" {
result, err = primitive.ObjectIDFromHex(strId)
}
return
}
func normalizeFilter(filters *models.Filters) (err error) {
if id, ok := (*filters)["id"]; ok {
delete(*filters, "id")
result, e := improveIDFilter(id)
if e != nil {
err = e
return
}
(*filters)["_id"] = result
}
return
}
func getFilter(request models.IRequest) (filter *bson.M, err error) {
req := request.GetBaseRequest()
if req.Filters != nil {
err := normalizeFilter(req.Filters)
if err != nil {
return nil, err
}
var f map[string]interface{} = *req.Filters
filter, err = getBsonDocument(&f)
}
var id *primitive.ObjectID
if req.ID != nil {
if idPtr, ok := req.ID.(*primitive.ObjectID); ok {
id = idPtr
} else {
_id, err := primitive.ObjectIDFromHex(fmt.Sprintf("%v", req.ID))
if err != nil {
return nil, errors.HandleError(err)
}
id = &_id
}
if id != nil {
if filter == nil {
filter = &bson.M{}
}
(*filter)["_id"] = id
}
}
return filter, nil
}