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go-library/utils/dorm/redis_curd.go

90 lines
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package dorm
import (
"context"
"github.com/redis/go-redis/v9"
"time"
)
// Set 设置一个key的值
func (r *RedisClient) Set(ctx context.Context, key string, value interface{}, expiration time.Duration) *redis.StatusCmd {
return r.Db.Set(ctx, key, value, expiration)
}
// Get 查询key的值
func (r *RedisClient) Get(ctx context.Context, key string) *redis.StringCmd {
return r.Db.Get(ctx, key)
}
// GetSet 设置一个key的值并返回这个key的旧值
func (r *RedisClient) GetSet(ctx context.Context, key string, value interface{}) *redis.StringCmd {
return r.Db.GetSet(ctx, key, value)
}
// SetNX 如果key不存在则设置这个key的值
func (r *RedisClient) SetNX(ctx context.Context, key string, value interface{}, expiration time.Duration) *redis.BoolCmd {
return r.Db.SetNX(ctx, key, value, expiration)
}
// MGet 批量查询key的值
func (r *RedisClient) MGet(ctx context.Context, keys ...string) *redis.SliceCmd {
return r.Db.MGet(ctx, keys...)
}
// MSet 批量设置key的值
// MSet(map[string]interface{}{"key1": "value1", "key2": "value2"})
func (r *RedisClient) MSet(ctx context.Context, values map[string]interface{}) *redis.StatusCmd {
return r.Db.MSet(ctx, values)
}
// Incr 针对一个key的数值进行递增操作
func (r *RedisClient) Incr(ctx context.Context, key string) *redis.IntCmd {
return r.Db.Incr(ctx, key)
}
// IncrBy 针对一个key的数值进行递增操作指定每次递增多少
func (r *RedisClient) IncrBy(ctx context.Context, key string, value int64) *redis.IntCmd {
return r.Db.IncrBy(ctx, key, value)
}
// Decr 针对一个key的数值进行递减操作
func (r *RedisClient) Decr(ctx context.Context, key string) *redis.IntCmd {
return r.Db.Decr(ctx, key)
}
// DecrBy 针对一个key的数值进行递减操作指定每次递减多少
func (r *RedisClient) DecrBy(ctx context.Context, key string, value int64) *redis.IntCmd {
return r.Db.DecrBy(ctx, key, value)
}
// Del 删除key操作支持批量删除
func (r *RedisClient) Del(ctx context.Context, keys ...string) *redis.IntCmd {
return r.Db.Del(ctx, keys...)
}
// Keys 按前缀获取所有key名
func (r *RedisClient) Keys(ctx context.Context, prefix string) []string {
values, _ := r.Db.Keys(ctx, prefix).Result()
keys := make([]string, 0, len(values))
if len(values) <= 0 {
return keys
}
for _, value := range values {
keys = append(keys, value)
}
return keys
}
// KeysValue 按前缀获取所有key值
func (r *RedisClient) KeysValue(ctx context.Context, prefix string) *redis.SliceCmd {
values, _ := r.Db.Keys(ctx, prefix).Result()
if len(values) <= 0 {
return &redis.SliceCmd{}
}
keys := make([]string, 0, len(values))
for _, value := range values {
keys = append(keys, value)
}
return r.MGet(ctx, keys...)
}