wp-go/helper/maps/function.go
2023-06-28 22:49:45 +08:00

136 lines
2.4 KiB
Go

package maps
import "strings"
func GetStrAnyVal[T any](m map[string]any, key string) (r T, o bool) {
k := strings.Split(key, ".")
if len(k) > 1 {
val, ok := m[k[0]]
if ok {
vx, ok := val.(map[string]any)
if ok {
r, o = GetStrAnyVal[T](vx, strings.Join(k[1:], "."))
}
}
} else {
x, ok := m[k[0]]
if ok {
vv, ok := x.(T)
if ok {
o = true
r = vv
}
}
}
return
}
func GetStrAnyValWithDefaults[T any](m map[string]any, key string, defaults T) (r T) {
r = defaults
v, ok := GetStrAnyVal[T](m, key)
if !ok {
return
}
r = v
return
}
// GetStrMapAnyValWithAny 使用"." 分隔层级
func GetStrMapAnyValWithAny(key string, v map[string]any) (r any, o bool) {
k := strings.Split(key, ".")
if len(k) > 1 {
val, ok := v[k[0]]
if ok {
vx, ok := val.(map[string]any)
if ok {
r, o = GetStrMapAnyValWithAny(strings.Join(k[1:], "."), vx)
}
}
} else {
x, ok := v[k[0]]
if ok {
o = true
r = x
}
}
return
}
func GetAnyAnyMapVal[T any](m map[any]any, k ...any) (r T, o bool) {
if len(k) > 1 {
val, ok := m[k[0]]
if ok {
vx, ok := val.(map[any]any)
if ok {
r, o = GetAnyAnyMapVal[T](vx, k[1:]...)
}
}
} else {
x, ok := m[k[0]]
if ok {
vv, ok := x.(T)
if ok {
o = true
r = vv
}
}
}
return
}
func GetAnyAnyMapWithAny(v map[any]any, k ...any) (r any, o bool) {
if len(k) > 1 {
val, ok := v[k[0]]
if ok {
vx, ok := val.(map[any]any)
if ok {
r, o = GetAnyAnyMapWithAny(vx, k[1:]...)
}
}
} else {
x, ok := v[k[0]]
if ok {
o = true
r = x
}
}
return
}
func GetAnyAnyValWithDefaults[T any](m map[any]any, defaults T, key ...any) (r T) {
r = defaults
v, ok := GetAnyAnyMapVal[T](m, key...)
if !ok {
return
}
r = v
return
}
func RecursiveSetStrVal[T any](m map[string]any, k string, v T) {
kk := strings.Split(k, ".")
if len(kk) < 1 {
return
} else if len(kk) < 2 {
m[k] = v
return
}
for i, _ := range kk[0 : len(kk)-1] {
key := strings.Join(kk[0:i+1], ".")
mm, ok := GetStrAnyVal[map[string]any](m, key)
if !ok {
mm = map[string]any{}
preKey := strings.Join(kk[0:i], ".")
if preKey == "" {
RecursiveSetStrVal(m, key, mm)
} else {
m, _ := GetStrAnyVal[map[string]any](m, preKey)
RecursiveSetStrVal(m, kk[i], mm)
}
}
}
key := strings.Join(kk[0:len(kk)-1], ".")
mm, _ := GetStrAnyVal[map[string]any](m, key)
mm[kk[len(kk)-1]] = v
}