package dashboard

import (
	"errors"
	"strings"
	"testing"

	"github.com/MDietermann/ArduinoArchSetup/internal/engine"
	"github.com/MDietermann/ArduinoArchSetup/internal/tui"
)

func TestProgressUpdatesRow(t *testing.T) {
	m := NewModel([]string{"a"}, map[string]string{"a": "Alpha"})
	m.Update(tui.ProgressMsg{ModuleID: "a", Current: 3, Total: 10, Message: "doing"})
	if r := m.rowIndex["a"]; r.Current != 3 || r.Total != 10 || r.LastMsg != "doing" {
		t.Fatalf("row state wrong: %+v", r)
	}
}

func TestLogAppendedBounded(t *testing.T) {
	m := NewModel([]string{"a"}, nil)
	for i := 0; i < 300; i++ {
		m.Update(tui.LogMsg{ModuleID: "a", Line: "x"})
	}
	if got := len(m.rowIndex["a"].LogTail); got != 200 {
		t.Fatalf("log tail = %d, want 200", got)
	}
}

func TestDoneMsgFlipsIcons(t *testing.T) {
	m := NewModel([]string{"ok", "bad", "skip"}, nil)
	m.Update(DoneMsg{Summary: engine.Summary{Results: []engine.ModuleResult{
		{ID: "ok", Status: engine.StatusSucceeded},
		{ID: "bad", Status: engine.StatusFailed, Err: errors.New("boom")},
		{ID: "skip", Status: engine.StatusSkipped},
	}}})
	if m.rowIndex["ok"].StatusIcon != "✓" {
		t.Errorf("ok icon = %q", m.rowIndex["ok"].StatusIcon)
	}
	if m.rowIndex["bad"].StatusIcon != "✗" {
		t.Errorf("bad icon = %q", m.rowIndex["bad"].StatusIcon)
	}
	if m.rowIndex["skip"].StatusIcon != "⊘" {
		t.Errorf("skip icon = %q", m.rowIndex["skip"].StatusIcon)
	}
}

func TestProgressAfterDoneDoesNotRevertIcon(t *testing.T) {
	m := NewModel([]string{"a"}, nil)
	m.Update(DoneMsg{Summary: engine.Summary{Results: []engine.ModuleResult{
		{ID: "a", Status: engine.StatusSucceeded},
	}}})
	if got := m.rowIndex["a"].StatusIcon; got != "✓" {
		t.Fatalf("after Done icon = %q, want ✓", got)
	}
	// Late Progress event — tea.Program.Send has no ordering guarantee across goroutines.
	m.Update(tui.ProgressMsg{ModuleID: "a", Current: 9, Total: 10, Message: "late"})
	if got := m.rowIndex["a"].StatusIcon; got != "✓" {
		t.Fatalf("late Progress reverted icon to %q", got)
	}
	// Late Log event must also be dropped — it would otherwise pollute the
	// log tail of a completed row.
	before := len(m.rowIndex["a"].LogTail)
	m.Update(tui.LogMsg{ModuleID: "a", Line: "late log"})
	if after := len(m.rowIndex["a"].LogTail); after != before {
		t.Fatalf("late Log appended to tail: before=%d after=%d", before, after)
	}
}

func TestViewMentionsModules(t *testing.T) {
	m := NewModel([]string{"alpha", "bravo"}, nil)
	out := m.View()
	for _, want := range []string{"alpha", "bravo", "archduino install"} {
		if !strings.Contains(out, want) {
			t.Errorf("view missing %q:\n%s", want, out)
		}
	}
}