feat: room model, encode json, sample redis write

main.go

@@ -9,6 +9,7 @@ import (
 
 	"github.com/redis/go-redis/v9"
 
+	"sunshine.industries/some-automoderation/rooms"
 	"sunshine.industries/some-automoderation/routes"
 	"sunshine.industries/some-automoderation/sessions"
 )
@@ -30,6 +31,9 @@ func main() {
 
 	fmt.Printf("Server will start on port %d\n", port)
 
+	rooms := rooms.RedisRM { Rdb: rdb, }
+	rooms.Test()
+
 	sessions := sessions.RedisSM{ Rdb: rdb, }
 	routes.RegisterRoutes(sessions)
 

rooms/rooms_manager.go

@@ -0,0 +1,83 @@
+package rooms
+
+import (
+	"context"
+	"encoding/json"
+	"log"
+
+	"github.com/redis/go-redis/v9"
+)
+
+type Person struct {
+	PersonId     int64
+	Name         string
+	PasswordHash string
+}
+
+type Room struct {
+	RoomId       int64
+	AdminIds     []int64
+	Name         string
+	PasswordHash string
+	Paricipants  []Person
+	// TODO hands, for each type of hand?
+	// i guess participants order fixed for now?
+	// and i'll still need 'current' for each hand level
+}
+
+// well, it seems that i'd better do marshalling into bytes then
+// see https://github.com/redis/go-redis/issues/2512
+func (r *Room) MarshalBinary() (data []byte, err error) {
+	return json.Marshal(r)
+}
+func (r *Room) UnmarshalBinary(data []byte) error {
+	return json.Unmarshal(data, r)
+}
+
+
+// let's check whether it will be possible to save nested structs
+
+var ctx = context.Background()
+
+type RedisRM struct {
+	Rdb *redis.Client
+}
+
+func (redisRM RedisRM) Test() {
+	testRoom := Room{
+		RoomId:       1234,
+		AdminIds:     []int64{1111, 2222},
+		Name:         "test room",
+		PasswordHash: "abcde",
+		Paricipants: []Person{
+			{PersonId: 1111,
+				Name:         "admin1",
+				PasswordHash: "abcde1",
+			},
+			{
+				PersonId:     2222,
+				Name:         "admin2",
+				PasswordHash: "abcdeee",
+			},
+			{
+				PersonId:     3333,
+				Name:         "nonadmin yay",
+				PasswordHash: "abcdee123",
+			},
+		},
+	}
+	err := redisRM.Rdb.Set(ctx, "room:my-room-1", &testRoom, 0).Err()
+	if err != nil {
+		log.Printf("error writing room: %s", err)
+	} else {
+		log.Printf("successfully written room %d", testRoom.RoomId)
+	}
+
+	var readRoom Room
+	err = redisRM.Rdb.Get(ctx, "room:my-room-1").Scan(&readRoom)
+	if err != nil {
+		log.Printf("error reading room %s", err)
+	} else {
+		log.Printf("successfully read room %+v", readRoom)
+	}
+}