package grid

import (
	"testing"

	"ticktock/internal/store"
)

func TestPaintLoggedLabelAndContinuation(t *testing.T) {
	g := BuildGrid(30, 7*60, 9*60, nil) // FirstMin 420, Rows 4 (07:00..09:00)
	es := []store.Entry{{
		Key: "2026-07-07-01", Start: at(7, 0), End: at(8, 30),
		Project: "ARCHER", Description: "work", Duration: 90 * 60 * 1e9,
	}}
	cells := paintLogged(g, es)
	if cells[0].Kind != CellLabel {
		t.Fatalf("row0 kind=%v, want Label", cells[0].Kind)
	}
	if cells[0].Project != "ARCHER" || cells[1].Project != "ARCHER" {
		t.Errorf("project not carried onto cells: %q / %q", cells[0].Project, cells[1].Project)
	}
	if cells[1].Kind != CellCont || cells[2].Kind != CellCont {
		t.Errorf("rows1-2 should be continuation")
	}
	if cells[3].Kind != CellEmpty {
		t.Errorf("row3 should be empty (session ends 08:30)")
	}
	if cells[0].Key != "2026-07-07-01" || cells[2].Key != "2026-07-07-01" {
		t.Errorf("key not propagated to covered slots")
	}
}

func TestEntryKeyAtRow(t *testing.T) {
	g := BuildGrid(30, 7*60, 9*60, nil)
	es := []store.Entry{{Key: "K", Start: at(7, 30), End: at(8, 0), Description: "x"}}
	cells := paintLogged(g, es)
	if k, ok := entryKeyAtRow(cells, 1); !ok || k != "K" {
		t.Errorf("row1 → %q,%v want K,true", k, ok)
	}
	if _, ok := entryKeyAtRow(cells, 0); ok {
		t.Errorf("row0 empty should be false")
	}
}

func TestLabelForFormatsDurationAndTags(t *testing.T) {
	e := store.Entry{Description: "emails", Tags: []string{"admin"}, Duration: 50 * 60 * 1e9}
	got := labelFor(e)
	if got != "✓ emails [admin] (0:50)" {
		t.Errorf("labelFor=%q", got)
	}
}