Files
new-api/types/rw_map.go

104 lines
2.1 KiB
Go

package types
import (
"sync"
"github.com/QuantumNous/new-api/common"
)
type RWMap[K comparable, V any] struct {
data map[K]V
mutex sync.RWMutex
}
func (m *RWMap[K, V]) UnmarshalJSON(b []byte) error {
m.mutex.Lock()
defer m.mutex.Unlock()
m.data = make(map[K]V)
return common.Unmarshal(b, &m.data)
}
func (m *RWMap[K, V]) MarshalJSON() ([]byte, error) {
m.mutex.RLock()
defer m.mutex.RUnlock()
return common.Marshal(m.data)
}
func NewRWMap[K comparable, V any]() *RWMap[K, V] {
return &RWMap[K, V]{
data: make(map[K]V),
}
}
func (m *RWMap[K, V]) Get(key K) (V, bool) {
m.mutex.RLock()
defer m.mutex.RUnlock()
value, exists := m.data[key]
return value, exists
}
func (m *RWMap[K, V]) Set(key K, value V) {
m.mutex.Lock()
defer m.mutex.Unlock()
m.data[key] = value
}
func (m *RWMap[K, V]) AddAll(other map[K]V) {
m.mutex.Lock()
defer m.mutex.Unlock()
for k, v := range other {
m.data[k] = v
}
}
func (m *RWMap[K, V]) Clear() {
m.mutex.Lock()
defer m.mutex.Unlock()
m.data = make(map[K]V)
}
// ReadAll returns a copy of the entire map.
func (m *RWMap[K, V]) ReadAll() map[K]V {
m.mutex.RLock()
defer m.mutex.RUnlock()
copiedMap := make(map[K]V)
for k, v := range m.data {
copiedMap[k] = v
}
return copiedMap
}
func (m *RWMap[K, V]) Len() int {
m.mutex.RLock()
defer m.mutex.RUnlock()
return len(m.data)
}
func LoadFromJsonString[K comparable, V any](m *RWMap[K, V], jsonStr string) error {
m.mutex.Lock()
defer m.mutex.Unlock()
m.data = make(map[K]V)
return common.Unmarshal([]byte(jsonStr), &m.data)
}
// LoadFromJsonStringWithCallback loads a JSON string into the RWMap and calls the callback on success.
func LoadFromJsonStringWithCallback[K comparable, V any](m *RWMap[K, V], jsonStr string, onSuccess func()) error {
m.mutex.Lock()
defer m.mutex.Unlock()
m.data = make(map[K]V)
err := common.Unmarshal([]byte(jsonStr), &m.data)
if err == nil && onSuccess != nil {
onSuccess()
}
return err
}
// MarshalJSONString returns the JSON string representation of the RWMap.
func (m *RWMap[K, V]) MarshalJSONString() string {
bytes, err := m.MarshalJSON()
if err != nil {
return "{}"
}
return string(bytes)
}