From 89b3019a3ab77a3e72720342fc0e5bea996fa4f2 Mon Sep 17 00:00:00 2001
From: alex <alexander.vrabel@proton.me>
Date: Sun, 12 Jul 2026 13:48:32 +0200
Subject: refactored all functions to use the command registry

---
 pkg/commands/hset.go | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 pkg/commands/hset.go

(limited to 'pkg/commands/hset.go')

diff --git a/pkg/commands/hset.go b/pkg/commands/hset.go
new file mode 100644
index 0000000..33f992f
--- /dev/null
+++ b/pkg/commands/hset.go
@@ -0,0 +1,32 @@
+package commands
+
+import (
+	"errors"
+	"redisClone/pkg/core"
+)
+
+func Hset(args []string, getShard func(k string) *core.Shard) interface{} {
+	if (len(args)-2)%2 != 0 {
+		return errors.New("wrong number of arguments for 'HSET'")
+	}
+	key := args[1]
+	s := getShard(key)
+	item, exists := s.Data[key]
+	var hash map[string]string
+	if exists {
+		var ok bool
+		hash, ok = item.Value.(map[string]string)
+		if !ok {
+			return errors.New("WRONGTYPE Operation against a key holding the wrong kind of value")
+		}
+	} else {
+		hash = make(map[string]string)
+	}
+	count := 0
+	for i := 2; i < len(args); i += 2 {
+		hash[args[i]] = args[i+1]
+		count++
+	}
+	s.Data[key] = core.Item{Value: hash}
+	return count
+}
-- 
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