102 lines
2.4 KiB
Go
102 lines
2.4 KiB
Go
// Statup
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// Copyright (C) 2020. Hunter Long and the project contributors
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// Written by Hunter Long <info@socialeck.com> and the project contributors
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//
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// https://github.com/hunterlong/statup
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//
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// The licenses for most software and other practical works are designed
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// to take away your freedom to share and change the works. By contrast,
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// the GNU General Public License is intended to guarantee your freedom to
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// share and change all versions of a program--to make sure it remains free
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// software for all its users.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package handlers
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import (
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"encoding/json"
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"reflect"
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"strings"
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)
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type scope struct {
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data interface{}
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scope string
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}
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// TODO: make a better way to parse
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func (s scope) MarshalJSON() ([]byte, error) {
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svc := reflect.ValueOf(s.data)
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if svc.Kind() == reflect.Slice {
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alldata := make([]map[string]interface{}, svc.Len())
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for i := 0; i < svc.Len(); i++ {
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objIndex := svc.Index(i)
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alldata[i] = SafeJson(objIndex, s.scope)
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}
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return json.Marshal(alldata)
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}
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return json.Marshal(SafeJson(svc, s.scope))
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}
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// TODO: make a better way to parse
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func SafeJson(val reflect.Value, scope string) map[string]interface{} {
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thisData := make(map[string]interface{})
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if val.Kind() == reflect.Interface && !val.IsNil() {
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elm := val.Elem()
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if elm.Kind() == reflect.Ptr && !elm.IsNil() && elm.Elem().Kind() == reflect.Ptr {
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val = elm
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}
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}
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if val.Kind() == reflect.Ptr {
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val = val.Elem()
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}
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for i := 0; i < val.NumField(); i++ {
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valueField := val.Field(i)
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typeField := val.Type().Field(i)
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tagVal := typeField.Tag
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tag := tagVal.Get("scope")
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tags := strings.Split(tag, ",")
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jTags := tagVal.Get("json")
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jsonTag := strings.Split(jTags, ",")
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if len(jsonTag) == 0 {
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continue
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}
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if jsonTag[0] == "" || jsonTag[0] == "-" {
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continue
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}
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if len(jsonTag) == 2 {
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if jsonTag[1] == "omitempty" && valueField.Interface() == "" {
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continue
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}
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}
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if tag == "" {
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thisData[jsonTag[0]] = valueField.Interface()
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continue
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}
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if forTag(tags, scope) {
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thisData[jsonTag[0]] = valueField.Interface()
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}
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}
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return thisData
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}
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// TODO: make a better way to parse
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func forTag(tags []string, scope string) bool {
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for _, v := range tags {
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if v == scope {
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return true
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}
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}
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return false
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}
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