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45 lines
947 B
Go
45 lines
947 B
Go
package string
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import (
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"time"
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"github.com/nalgeon/redka/internal/parser"
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"github.com/nalgeon/redka/internal/redis"
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)
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// Sets the string value and expiration time of a key.
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// Creates the key if it doesn't exist.
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// SETEX key seconds value
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// https://redis.io/commands/setex
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type SetEX struct {
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redis.BaseCmd
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key string
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value []byte
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ttl time.Duration
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}
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func ParseSetEX(b redis.BaseCmd, multi int) (*SetEX, error) {
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cmd := &SetEX{BaseCmd: b}
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var ttl int
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err := parser.New(
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parser.String(&cmd.key),
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parser.Int(&ttl),
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parser.Bytes(&cmd.value),
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).Required(3).Run(cmd.Args())
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if err != nil {
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return nil, err
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}
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cmd.ttl = time.Duration(multi*ttl) * time.Millisecond
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return cmd, nil
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}
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func (cmd *SetEX) Run(w redis.Writer, red redis.Redka) (any, error) {
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err := red.Str().SetExpires(cmd.key, cmd.value, cmd.ttl)
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if err != nil {
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w.WriteError(cmd.Error(err))
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return nil, err
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}
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w.WriteString("OK")
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return true, nil
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}
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