// Copyright 2026 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT

package print

import (
	"bytes"
	"encoding/json"
	"testing"

	"gitea.dev/tea/modules/stack"

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

func TestPullStacksListJSON(t *testing.T) {
	stacks := []*stack.Stack{
		{
			ID: 1, Title: "feat: base", BaseBranch: "main", State: "open", AutoRestack: true,
			Entries: []stack.Entry{{PullID: 10}, {PullID: 11}},
		},
	}

	buf := &bytes.Buffer{}
	tbl := tableFromItems(
		PullStackFields,
		[]printable{&printablePullStack{stacks[0]}},
		true,
	)
	require.NoError(t, tbl.fprint(buf, "json"))

	var result []map[string]string
	require.NoError(t, json.Unmarshal(buf.Bytes(), &result))
	require.Len(t, result, 1)
	assert.Equal(t, "1", result[0]["id"])
	assert.Equal(t, "feat: base", result[0]["title"])
	assert.Equal(t, "main", result[0]["base"])
	assert.Equal(t, "open", result[0]["state"])
	assert.Equal(t, "true", result[0]["auto-restack"])
	assert.Equal(t, "2", result[0]["entries"])
}

func TestPullStackDetailShowsEntries(t *testing.T) {
	s := &stack.Stack{
		ID: 3, Title: "feat: base", BaseBranch: "main", State: "open", AutoRestack: true,
		Entries: []stack.Entry{
			{PullID: 10, Position: 0, State: "merged"},
			{PullID: 11, ParentPullID: 10, Position: 1, State: "open"},
		},
	}

	out := captureStdout(t, func() {
		PullStackDetail(s)
	})

	assert.Contains(t, out, "feat: base")
	assert.Contains(t, out, "main")
	assert.Contains(t, out, "#10")
	assert.Contains(t, out, "#11")
}