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Copy pathgconv_slice.go
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Copy pathgconv_slice.go
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127 lines (113 loc) · 3.04 KB
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// Copyright 2017 gf Author(https://github.com/gogf/gf). All Rights Reserved.
//
// This Source Code Form is subject to the terms of the MIT License.
// If a copy of the MIT was not distributed with this file,
// You can obtain one at https://github.com/gogf/gf.
package gconv
import (
"github.com/gogf/gf/internal/json"
)
// SliceMap is alias of Maps.
func SliceMap(i interface{}) []map[string]interface{} {
return Maps(i)
}
// SliceMapDeep is alias of MapsDeep.
func SliceMapDeep(i interface{}) []map[string]interface{} {
return MapsDeep(i)
}
// SliceStruct is alias of Structs.
func SliceStruct(params interface{}, pointer interface{}, mapping ...map[string]string) (err error) {
return Structs(params, pointer, mapping...)
}
// SliceStructDeep is alias of StructsDeep.
// Deprecated, use SliceStruct instead.
func SliceStructDeep(params interface{}, pointer interface{}, mapping ...map[string]string) (err error) {
return StructsDeep(params, pointer, mapping...)
}
// Maps converts <i> to []map[string]interface{}.
// Note that it automatically checks and converts json string to []map if <value> is string/[]byte.
func Maps(value interface{}, tags ...string) []map[string]interface{} {
if value == nil {
return nil
}
switch r := value.(type) {
case string:
list := make([]map[string]interface{}, 0)
if len(r) > 0 && r[0] == '[' && r[len(r)-1] == ']' {
if err := json.Unmarshal([]byte(r), &list); err != nil {
return nil
}
return list
} else {
return nil
}
case []byte:
list := make([]map[string]interface{}, 0)
if len(r) > 0 && r[0] == '[' && r[len(r)-1] == ']' {
if err := json.Unmarshal(r, &list); err != nil {
return nil
}
return list
} else {
return nil
}
case []map[string]interface{}:
return r
default:
array := Interfaces(value)
if len(array) == 0 {
return nil
}
list := make([]map[string]interface{}, len(array))
for k, v := range array {
list[k] = Map(v, tags...)
}
return list
}
}
// MapsDeep converts <i> to []map[string]interface{} recursively.
//
// TODO completely implement the recursive converting for all types.
func MapsDeep(value interface{}, tags ...string) []map[string]interface{} {
if value == nil {
return nil
}
switch r := value.(type) {
case string:
list := make([]map[string]interface{}, 0)
if len(r) > 0 && r[0] == '[' && r[len(r)-1] == ']' {
if err := json.Unmarshal([]byte(r), &list); err != nil {
return nil
}
return list
} else {
return nil
}
case []byte:
list := make([]map[string]interface{}, 0)
if len(r) > 0 && r[0] == '[' && r[len(r)-1] == ']' {
if err := json.Unmarshal(r, &list); err != nil {
return nil
}
return list
} else {
return nil
}
case []map[string]interface{}:
list := make([]map[string]interface{}, len(r))
for k, v := range r {
list[k] = MapDeep(v, tags...)
}
return list
default:
array := Interfaces(value)
if len(array) == 0 {
return nil
}
list := make([]map[string]interface{}, len(array))
for k, v := range array {
list[k] = MapDeep(v, tags...)
}
return list
}
}