package main

import "testing"

func TestAppArgsPlaybackConfig(t *testing.T) {
	tests := []struct {
		name              string
		args              appArgs
		wantVideoDomain   string
		wantAudioDomain   string
		wantVideoActive   bool
		wantAudioActive   bool
		wantSyncRequested bool
		wantMaxAttempts   int
	}{
		{
			name: "shared domain applies to both feeds",
			args: appArgs{
				Domain:      "/dev/shm/mxl",
				VideoFlowId: "video-uuid",
				AudioFlowId: "audio-uuid",
			},
			wantVideoDomain: "/dev/shm/mxl",
			wantAudioDomain: "/dev/shm/mxl",
			wantVideoActive: true,
			wantAudioActive: true,
		},
		{
			name: "video domain overrides shared domain",
			args: appArgs{
				Domain:      "/dev/shm/default",
				VideoDomain: "/dev/shm/video",
				VideoFlowId: "video-uuid",
				AudioFlowId: "audio-uuid",
			},
			wantVideoDomain: "/dev/shm/video",
			wantAudioDomain: "/dev/shm/default",
			wantVideoActive: true,
			wantAudioActive: true,
		},
		{
			name: "audio domain overrides shared domain",
			args: appArgs{
				Domain:      "/dev/shm/default",
				AudioDomain: "/dev/shm/audio",
				VideoFlowId: "video-uuid",
				AudioFlowId: "audio-uuid",
			},
			wantVideoDomain: "/dev/shm/default",
			wantAudioDomain: "/dev/shm/audio",
			wantVideoActive: true,
			wantAudioActive: true,
		},
		{
			name: "audio and video use different domain overrides",
			args: appArgs{
				Domain:        "/dev/shm/default",
				VideoDomain:   "/dev/shm/video",
				AudioDomain:   "/dev/shm/audio",
				VideoFlowId:   "video-uuid",
				AudioFlowId:   "audio-uuid",
				SyncRequested: true,
				MaxAttempts:   5,
			},
			wantVideoDomain:   "/dev/shm/video",
			wantAudioDomain:   "/dev/shm/audio",
			wantVideoActive:   true,
			wantAudioActive:   true,
			wantSyncRequested: true,
			wantMaxAttempts:   5,
		},
		{
			name: "no UUIDs produce inactive slots",
			args: appArgs{
				Domain: "/dev/shm/mxl",
			},
			wantVideoDomain: "/dev/shm/mxl",
			wantAudioDomain: "/dev/shm/mxl",
		},
		{
			name: "video UUID activates only video",
			args: appArgs{
				Domain:      "/dev/shm/mxl",
				VideoFlowId: "video-uuid",
			},
			wantVideoDomain: "/dev/shm/mxl",
			wantAudioDomain: "/dev/shm/mxl",
			wantVideoActive: true,
		},
		{
			name: "audio UUID activates only audio",
			args: appArgs{
				Domain:      "/dev/shm/mxl",
				AudioFlowId: "audio-uuid",
			},
			wantVideoDomain: "/dev/shm/mxl",
			wantAudioDomain: "/dev/shm/mxl",
			wantAudioActive: true,
		},
		{
			name: "unlimited attempts and disabled sync are preserved",
			args: appArgs{
				Domain:        "/dev/shm/mxl",
				VideoFlowId:   "video-uuid",
				SyncRequested: false,
				MaxAttempts:   0,
			},
			wantVideoDomain: "/dev/shm/mxl",
			wantAudioDomain: "/dev/shm/mxl",
			wantVideoActive: true,
		},
	}

	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			got := tt.args.playbackConfig()

			if got.Video.Domain != tt.wantVideoDomain {
				t.Errorf("video domain = %q, want %q", got.Video.Domain, tt.wantVideoDomain)
			}
			if got.Audio.Domain != tt.wantAudioDomain {
				t.Errorf("audio domain = %q, want %q", got.Audio.Domain, tt.wantAudioDomain)
			}
			if got.Video.Active != tt.wantVideoActive {
				t.Errorf("video active = %t, want %t", got.Video.Active, tt.wantVideoActive)
			}
			if got.Audio.Active != tt.wantAudioActive {
				t.Errorf("audio active = %t, want %t", got.Audio.Active, tt.wantAudioActive)
			}
			if got.SyncRequested != tt.wantSyncRequested {
				t.Errorf("sync requested = %t, want %t", got.SyncRequested, tt.wantSyncRequested)
			}
			if got.Retry.MaxAttempts != tt.wantMaxAttempts {
				t.Errorf("max attempts = %d, want %d", got.Retry.MaxAttempts, tt.wantMaxAttempts)
			}
			if err := got.Validate(); err != nil {
				t.Fatalf("playbackConfig().Validate() returned error: %v", err)
			}
		})
	}
}