package todo_test

import (
	"reflect"
	"testing"

	"g.fc.run/misc/byre/internal/api"
	"g.fc.run/misc/byre/internal/todo"
)

func TestParse(t *testing.T) {
	src := "# TODO\n\n" +
		"Notes before the list are not items.\n\n" +
		"- Public key pinning\n" +
		"  When libcurl4-openssl-dev >= 7.39.0, add support to the C client via the\n" +
		"  options struct for public key pinning.\n" +
		"\n" +
		"  ```\n" +
		"  - not an item\n" +
		"  ```\n" +
		"- [ ] Client ID rotation\n" +
		"  - JS client\n" +
		"  - C client\n" +
		"- [x] Already done\n" +
		"  with a body\n" +
		"\n" +
		"## Web\n\n" +
		"1. Double-click zoom in\n" +
		"2. Pinch to zoom\n" +
		"\n" +
		"A trailing paragraph.\n"

	want := []api.TodoItem{
		{Title: "Public key pinning", Section: "TODO", Body: "When libcurl4-openssl-dev >= 7.39.0, add support to the C client via the\noptions struct for public key pinning.\n\n```\n- not an item\n```"},
		{Title: "Client ID rotation", Section: "TODO", Body: "- JS client\n- C client"},
		{Title: "Double-click zoom in", Section: "Web"},
		{Title: "Pinch to zoom", Section: "Web"},
	}

	got := todo.Parse(src)
	if !reflect.DeepEqual(got, want) {
		t.Fatalf("parse:\n got %#v\nwant %#v", got, want)
	}

	item, ok := todo.Find(got, "Client ID rotation")
	if !ok {
		t.Fatalf("find: no item")
	}
	if md := todo.Markdown(item); md != "- Client ID rotation\n  - JS client\n  - C client" {
		t.Fatalf("markdown: %q", md)
	}
}

func TestParseEmpty(t *testing.T) {
	if got := todo.Parse(""); len(got) != 0 {
		t.Fatalf("parse empty: %#v", got)
	}
}