202 lines
3.2 KiB
Go
202 lines
3.2 KiB
Go
package json
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import (
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"encoding/json"
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"fmt"
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"strconv"
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"strings"
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"time"
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simple "github.com/bitly/go-simplejson"
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"github.com/micro/go-micro/v2/config/reader"
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"github.com/micro/go-micro/v2/config/source"
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)
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type jsonValues struct {
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ch *source.ChangeSet
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sj *simple.Json
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}
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type jsonValue struct {
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*simple.Json
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}
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func newValues(ch *source.ChangeSet) (reader.Values, error) {
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sj := simple.New()
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data, _ := reader.ReplaceEnvVars(ch.Data)
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if err := sj.UnmarshalJSON(data); err != nil {
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sj.SetPath(nil, string(ch.Data))
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}
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return &jsonValues{ch, sj}, nil
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}
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func (j *jsonValues) Get(path ...string) reader.Value {
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return &jsonValue{j.sj.GetPath(path...)}
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}
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func (j *jsonValues) Del(path ...string) {
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// delete the tree?
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if len(path) == 0 {
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j.sj = simple.New()
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return
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}
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if len(path) == 1 {
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j.sj.Del(path[0])
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return
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}
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vals := j.sj.GetPath(path[:len(path)-1]...)
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vals.Del(path[len(path)-1])
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j.sj.SetPath(path[:len(path)-1], vals.Interface())
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return
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}
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func (j *jsonValues) Set(val interface{}, path ...string) {
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j.sj.SetPath(path, val)
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}
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func (j *jsonValues) Bytes() []byte {
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b, _ := j.sj.MarshalJSON()
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return b
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}
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func (j *jsonValues) Map() map[string]interface{} {
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m, _ := j.sj.Map()
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return m
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}
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func (j *jsonValues) Scan(v interface{}) error {
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b, err := j.sj.MarshalJSON()
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if err != nil {
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return err
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}
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return json.Unmarshal(b, v)
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}
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func (j *jsonValues) String() string {
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return "json"
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}
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func (j *jsonValue) Bool(def bool) bool {
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b, err := j.Json.Bool()
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if err == nil {
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return b
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}
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str, ok := j.Interface().(string)
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if !ok {
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return def
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}
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b, err = strconv.ParseBool(str)
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if err != nil {
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return def
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}
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return b
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}
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func (j *jsonValue) Int(def int) int {
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i, err := j.Json.Int()
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if err == nil {
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return i
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}
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str, ok := j.Interface().(string)
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if !ok {
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return def
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}
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i, err = strconv.Atoi(str)
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if err != nil {
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return def
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}
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return i
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}
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func (j *jsonValue) String(def string) string {
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return j.Json.MustString(def)
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}
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func (j *jsonValue) Float64(def float64) float64 {
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f, err := j.Json.Float64()
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if err == nil {
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return f
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}
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str, ok := j.Interface().(string)
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if !ok {
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return def
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}
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f, err = strconv.ParseFloat(str, 64)
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if err != nil {
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return def
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}
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return f
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}
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func (j *jsonValue) Duration(def time.Duration) time.Duration {
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v, err := j.Json.String()
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if err != nil {
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return def
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}
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value, err := time.ParseDuration(v)
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if err != nil {
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return def
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}
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return value
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}
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func (j *jsonValue) StringSlice(def []string) []string {
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v, err := j.Json.String()
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if err == nil {
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sl := strings.Split(v, ",")
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if len(sl) > 1 {
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return sl
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}
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}
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return j.Json.MustStringArray(def)
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}
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func (j *jsonValue) StringMap(def map[string]string) map[string]string {
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m, err := j.Json.Map()
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if err != nil {
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return def
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}
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res := map[string]string{}
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for k, v := range m {
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res[k] = fmt.Sprintf("%v", v)
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}
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return res
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}
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func (j *jsonValue) Scan(v interface{}) error {
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b, err := j.Json.MarshalJSON()
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if err != nil {
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return err
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}
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return json.Unmarshal(b, v)
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}
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func (j *jsonValue) Bytes() []byte {
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b, err := j.Json.Bytes()
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if err != nil {
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// try return marshalled
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b, err = j.Json.MarshalJSON()
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if err != nil {
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return []byte{}
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}
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return b
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}
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return b
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}
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