package browser

import (
	"testing"
	"time"

	"pad/internal/io/pool"
	"pad/internal/io/pool/mock"
)

// TestTapDirectory verifies that tapping a directory entry updates the
// BrowserState.CurrentPath.
func TestTapDirectory(t *testing.T) {
	state := NewBrowserState()
	fs := mock.NewFileSystem()
	wp := pool.NewWorkerPool(1)
	bm, _ := NewBrowserManager(state, wp, fs)
	state.CurrentPath = "/root"

	// Mock entries: a subdirectory "sub" and a file
	entries := []Entry{
		NewEntry("/root/sub", "sub", 0, time.Time{}, true),
		NewEntry("/root/file.txt", "file.txt", 100, time.Time{}, false),
	}
	// Inject entries into the state
	state.Pages[0] = NewPage(0, entries)
	state.TotalEntries = 2

	// Simulate tapping the directory at index 0
	HandleBrowserTap(bm, state, 0)

	if state.CurrentPath != "/root/sub" {
		t.Errorf("expected CurrentPath='/root/sub', got %s", state.CurrentPath)
	}
}

// TestTapUp verifies that tapping a ".." entry updates the
// BrowserState.CurrentPath to the parent directory.
func TestTapUp(t *testing.T) {
	state := NewBrowserState()
	fs := mock.NewFileSystem()
	wp := pool.NewWorkerPool(1)
	bm, _ := NewBrowserManager(state, wp, fs)
	state.CurrentPath = "/root/sub"

	// Mock entries: ".." and a file
	entries := []Entry{
		NewEntry("/root", "..", 0, time.Time{}, true),
		NewEntry("/root/sub/file.txt", "file.txt", 100, time.Time{}, false),
	}
	state.Pages[0] = NewPage(0, entries)
	state.TotalEntries = 2

	// Simulate tapping the ".." entry at index 0
	HandleBrowserTap(bm, state, 0)

	if state.CurrentPath != "/root" {
		t.Errorf("expected CurrentPath='/root', got %s", state.CurrentPath)
	}
}