package xfusion

import (
	"testing"

	"git.mchus.pro/mchus/logpile/internal/parser"
)

// loadTestArchive extracts the given archive path for use in tests.
// Skips the test if the file is not found (CI environments without testdata).
func loadTestArchive(t *testing.T, path string) []parser.ExtractedFile {
	t.Helper()
	files, err := parser.ExtractArchive(path)
	if err != nil {
		t.Skipf("cannot load test archive %s: %v", path, err)
	}
	return files
}

func TestDetect_G5500V7(t *testing.T) {
	files := loadTestArchive(t, "../../../../example/G5500V7_210619KUGGXGS2000015_20260318-1128.tar.gz")
	p := &Parser{}
	score := p.Detect(files)
	if score < 80 {
		t.Fatalf("expected Detect score >= 80, got %d", score)
	}
}

func TestParse_G5500V7_BoardInfo(t *testing.T) {
	files := loadTestArchive(t, "../../../../example/G5500V7_210619KUGGXGS2000015_20260318-1128.tar.gz")
	p := &Parser{}
	result, err := p.Parse(files)
	if err != nil {
		t.Fatalf("Parse: %v", err)
	}
	if result.Hardware == nil {
		t.Fatal("Hardware is nil")
	}
	board := result.Hardware.BoardInfo
	if board.SerialNumber != "210619KUGGXGS2000015" {
		t.Errorf("BoardInfo.SerialNumber = %q, want 210619KUGGXGS2000015", board.SerialNumber)
	}
	if board.ProductName != "G5500 V7" {
		t.Errorf("BoardInfo.ProductName = %q, want G5500 V7", board.ProductName)
	}
}

func TestParse_G5500V7_CPUs(t *testing.T) {
	files := loadTestArchive(t, "../../../../example/G5500V7_210619KUGGXGS2000015_20260318-1128.tar.gz")
	p := &Parser{}
	result, err := p.Parse(files)
	if err != nil {
		t.Fatalf("Parse: %v", err)
	}
	if len(result.Hardware.CPUs) != 2 {
		t.Fatalf("expected 2 CPUs, got %d", len(result.Hardware.CPUs))
	}
	cpu1 := result.Hardware.CPUs[0]
	if cpu1.Cores != 32 {
		t.Errorf("CPU1 cores = %d, want 32", cpu1.Cores)
	}
	if cpu1.Threads != 64 {
		t.Errorf("CPU1 threads = %d, want 64", cpu1.Threads)
	}
	if cpu1.SerialNumber == "" {
		t.Error("CPU1 SerialNumber is empty")
	}
}

func TestParse_G5500V7_Memory(t *testing.T) {
	files := loadTestArchive(t, "../../../../example/G5500V7_210619KUGGXGS2000015_20260318-1128.tar.gz")
	p := &Parser{}
	result, err := p.Parse(files)
	if err != nil {
		t.Fatalf("Parse: %v", err)
	}
	// Only 2 DIMMs are populated (rest are "NO DIMM")
	if len(result.Hardware.Memory) != 2 {
		t.Fatalf("expected 2 populated DIMMs, got %d", len(result.Hardware.Memory))
	}
	dimm := result.Hardware.Memory[0]
	if dimm.SizeMB != 65536 {
		t.Errorf("DIMM0 SizeMB = %d, want 65536", dimm.SizeMB)
	}
	if dimm.Type != "DDR5" {
		t.Errorf("DIMM0 Type = %q, want DDR5", dimm.Type)
	}
}

func TestParse_G5500V7_GPUs(t *testing.T) {
	files := loadTestArchive(t, "../../../../example/G5500V7_210619KUGGXGS2000015_20260318-1128.tar.gz")
	p := &Parser{}
	result, err := p.Parse(files)
	if err != nil {
		t.Fatalf("Parse: %v", err)
	}
	if len(result.Hardware.GPUs) != 8 {
		t.Fatalf("expected 8 GPUs, got %d", len(result.Hardware.GPUs))
	}
	for _, gpu := range result.Hardware.GPUs {
		if gpu.SerialNumber == "" {
			t.Errorf("GPU slot %s has empty SerialNumber", gpu.Slot)
		}
		if gpu.Model == "" {
			t.Errorf("GPU slot %s has empty Model", gpu.Slot)
		}
		if gpu.Firmware == "" {
			t.Errorf("GPU slot %s has empty Firmware", gpu.Slot)
		}
	}
}

func TestParse_G5500V7_NICs(t *testing.T) {
	files := loadTestArchive(t, "../../../../example/G5500V7_210619KUGGXGS2000015_20260318-1128.tar.gz")
	p := &Parser{}
	result, err := p.Parse(files)
	if err != nil {
		t.Fatalf("Parse: %v", err)
	}
	if len(result.Hardware.NetworkCards) < 1 {
		t.Fatal("expected at least 1 NIC (OCP CX6), got 0")
	}
	nic := result.Hardware.NetworkCards[0]
	if nic.SerialNumber == "" {
		t.Errorf("NIC SerialNumber is empty")
	}
}

func TestParse_G5500V7_PSUs(t *testing.T) {
	files := loadTestArchive(t, "../../../../example/G5500V7_210619KUGGXGS2000015_20260318-1128.tar.gz")
	p := &Parser{}
	result, err := p.Parse(files)
	if err != nil {
		t.Fatalf("Parse: %v", err)
	}
	if len(result.Hardware.PowerSupply) != 4 {
		t.Fatalf("expected 4 PSUs, got %d", len(result.Hardware.PowerSupply))
	}
	for _, psu := range result.Hardware.PowerSupply {
		if psu.WattageW != 3000 {
			t.Errorf("PSU slot %s wattage = %d, want 3000", psu.Slot, psu.WattageW)
		}
		if psu.SerialNumber == "" {
			t.Errorf("PSU slot %s has empty SerialNumber", psu.Slot)
		}
	}
}

func TestParse_G5500V7_Storage(t *testing.T) {
	files := loadTestArchive(t, "../../../../example/G5500V7_210619KUGGXGS2000015_20260318-1128.tar.gz")
	p := &Parser{}
	result, err := p.Parse(files)
	if err != nil {
		t.Fatalf("Parse: %v", err)
	}
	if len(result.Hardware.Storage) != 2 {
		t.Fatalf("expected 2 storage devices, got %d", len(result.Hardware.Storage))
	}
	for _, disk := range result.Hardware.Storage {
		if disk.SerialNumber == "" {
			t.Errorf("disk slot %s has empty SerialNumber", disk.Slot)
		}
		if disk.Model == "" {
			t.Errorf("disk slot %s has empty Model", disk.Slot)
		}
	}
}

func TestParse_G5500V7_Sensors(t *testing.T) {
	files := loadTestArchive(t, "../../../../example/G5500V7_210619KUGGXGS2000015_20260318-1128.tar.gz")
	p := &Parser{}
	result, err := p.Parse(files)
	if err != nil {
		t.Fatalf("Parse: %v", err)
	}
	if len(result.Sensors) < 20 {
		t.Fatalf("expected at least 20 sensors, got %d", len(result.Sensors))
	}
}

func TestParse_G5500V7_Events(t *testing.T) {
	files := loadTestArchive(t, "../../../../example/G5500V7_210619KUGGXGS2000015_20260318-1128.tar.gz")
	p := &Parser{}
	result, err := p.Parse(files)
	if err != nil {
		t.Fatalf("Parse: %v", err)
	}
	if len(result.Events) < 5 {
		t.Fatalf("expected at least 5 events, got %d", len(result.Events))
	}
	// All events should have real timestamps (not epoch 0)
	for _, ev := range result.Events {
		if ev.Timestamp.Year() <= 1970 {
			t.Errorf("event has epoch timestamp: %v %s", ev.Timestamp, ev.Description)
		}
	}
}

func TestParse_G5500V7_FRU(t *testing.T) {
	files := loadTestArchive(t, "../../../../example/G5500V7_210619KUGGXGS2000015_20260318-1128.tar.gz")
	p := &Parser{}
	result, err := p.Parse(files)
	if err != nil {
		t.Fatalf("Parse: %v", err)
	}
	if len(result.FRU) < 3 {
		t.Fatalf("expected at least 3 FRU entries, got %d", len(result.FRU))
	}
	// Check mainboard FRU serial
	found := false
	for _, f := range result.FRU {
		if f.SerialNumber == "210619KUGGXGS2000015" {
			found = true
		}
	}
	if !found {
		t.Error("mainboard serial 210619KUGGXGS2000015 not found in FRU")
	}
}