package api

import (
	"os"
	"path/filepath"
	"testing"

	"github.com/stretchr/testify/assert"
	"github.com/stretchr/testify/require"
)

func writeParked(t *testing.T, brainDir, name, content string) {
	t.Helper()
	dir := filepath.Join(brainDir, "raw", "needs-review")
	require.NoError(t, os.MkdirAll(dir, 0o755))
	require.NoError(t, os.WriteFile(filepath.Join(dir, name), []byte(content), 0o644))
}

func TestListPending_ShowsParkedNotesWithTheirProposal(t *testing.T) {
	dir := t.TempDir()
	writeRaw(t, dir, "fresh.md", "---\ncreated_at: 2026-10-20T08:00:00Z\n---\nA note not yet processed.\n")
	writeParked(t, dir, "unsure.md", "---\nproposed_wing: radar\nproposal_confidence: 0.55\nproposal_reason: \"below threshold\"\ncreated_at: 2026-10-19T08:00:00Z\n---\nBody of the unsure note.\n")

	got, err := ListPending(dir)
	require.NoError(t, err)
	require.Len(t, got, 2)

	assert.Equal(t, "unsure.md", got[0].Filename, "oldest first across both queues")
	assert.Equal(t, "needs-review", got[0].Queue)
	assert.Equal(t, "radar", got[0].ProposedWing)
	assert.Equal(t, "below threshold", got[0].ProposalReason)
	assert.InDelta(t, 0.55, got[0].ProposalConfidence, 1e-9)
	assert.Contains(t, got[0].Excerpt, "Body of the unsure note")
	assert.NotContains(t, got[0].Excerpt, "proposed_wing", "excerpt is body, not frontmatter")

	assert.Equal(t, "fresh.md", got[1].Filename)
	assert.Equal(t, QueueInbox, got[1].Queue)
	assert.Empty(t, got[1].ProposedWing)
}

func TestListPending_ParkedSymlinkIsNotListed(t *testing.T) {
	dir := t.TempDir()
	outside := filepath.Join(t.TempDir(), "secret.md")
	require.NoError(t, os.WriteFile(outside, []byte("outside"), 0o644))
	require.NoError(t, os.MkdirAll(filepath.Join(dir, "raw", "needs-review"), 0o755))
	require.NoError(t, os.Symlink(outside, filepath.Join(dir, "raw", "needs-review", "link.md")))

	got, err := ListPending(dir)
	require.NoError(t, err)
	assert.Empty(t, got, "same symlink rule as the top level (#153)")
}