res_levis_backend/cmd/valkey-testbench/main.go

package main

import (
	"context"
	"encoding/json"
	"fmt"

	"github.com/redis/go-redis/v9"
)

type Per struct {
	Name string `json:"name"`
	Age  int    `json:"age"`
}

type Beacon struct {
	ID   string `json:"id"` // Use JSON tags to ensure correct field names
	Type string `json:"type"`
	Temp int    `json:"temp"`
	Name string `json:"name"`
}

func ConvertStructToMap(obj any) (map[string]any, error) {
	// 1. Marshal the struct into a JSON byte slice
	data, err := json.Marshal(obj)
	if err != nil {
		return nil, err
	}

	// 2. Unmarshal the JSON byte slice into the map
	var result map[string]any
	err = json.Unmarshal(data, &result)
	if err != nil {
		return nil, err
	}

	return result, nil
}

// func main() { ... }
// client.HSet(ctx, "beacon:123", resultMap).Err()

func main() {
	client := redis.NewClient(&redis.Options{
		Addr:     "127.0.0.1:6379",
		Password: "",
	})

	ctx := context.Background()

	err := client.Set(ctx, "testkey", "hello world", 0).Err()
	if err != nil {
		fmt.Println("Ok")
	}

	val, err := client.Get(ctx, "testkey").Result()
	if err != nil {
		fmt.Println("Ok")
	}
	fmt.Println(val)

	b := Beacon{
		ID:   "hello",
		Type: "node",
		Temp: 10,
		Name: "Peter",
	}

	per := Per{
		Name: "Janez",
		Age:  10,
	}

	bEncoded, err := ConvertStructToMap(b)
	if err != nil {
		fmt.Print("error\n")
	}

	perEncoded, err := ConvertStructToMap(per)
	if err != nil {
		fmt.Print("error\n")
	}

	err = client.HSet(ctx, "myhash", bEncoded).Err()
	fmt.Println(err)

	res, _ := client.HGetAll(ctx, "myhash").Result()
	fmt.Println(res)

	err = client.HSet(ctx, "myhash", perEncoded).Err()
	fmt.Println(err)

	res, _ = client.HGetAll(ctx, "myhash").Result()
	fmt.Println(res)
}