package app

import (
	"context"
	"testing"
	"time"

	"galaxy/redisconn"
	"galaxy/rtmanager/internal/config"

	"github.com/alicebob/miniredis/v2"
	"github.com/stretchr/testify/require"
)

func newTestRedisCfg(addr string) config.RedisConfig {
	return config.RedisConfig{
		Conn: redisconn.Config{
			MasterAddr:       addr,
			Password:         "test",
			OperationTimeout: time.Second,
		},
	}
}

func TestPingRedisSucceedsAgainstMiniredis(t *testing.T) {
	t.Parallel()

	server := miniredis.RunT(t)

	redisCfg := newTestRedisCfg(server.Addr())
	client := newRedisClient(redisCfg)
	t.Cleanup(func() { _ = client.Close() })

	require.NoError(t, pingRedis(context.Background(), redisCfg, client))
}

func TestPingRedisReturnsErrorWhenClosed(t *testing.T) {
	t.Parallel()

	server := miniredis.RunT(t)

	redisCfg := newTestRedisCfg(server.Addr())
	client := newRedisClient(redisCfg)
	require.NoError(t, client.Close())

	require.Error(t, pingRedis(context.Background(), redisCfg, client))
}

func TestNewDockerClientHonoursHostOverride(t *testing.T) {
	t.Parallel()

	docker, err := newDockerClient(config.DockerConfig{
		Host:       "unix:///var/run/docker.sock",
		APIVersion: "1.43",
		Network:    "galaxy-net",
		LogDriver:  "json-file",
		PullPolicy: config.ImagePullPolicyIfMissing,
	})
	require.NoError(t, err)
	require.NotNil(t, docker)
	require.NoError(t, docker.Close())
}

func TestPingDockerRejectsNilClient(t *testing.T) {
	t.Parallel()

	require.Error(t, pingDocker(context.Background(), nil, time.Second))
}

func TestPingDockerRejectsNonPositiveTimeout(t *testing.T) {
	t.Parallel()

	docker, err := newDockerClient(config.DockerConfig{
		Host:      "unix:///var/run/docker.sock",
		Network:   "galaxy-net",
		LogDriver: "json-file",
	})
	require.NoError(t, err)
	t.Cleanup(func() { _ = docker.Close() })

	require.Error(t, pingDocker(context.Background(), docker, 0))
}