// SPDX-FileCopyrightText: 2025 - 2026 UnionTech Software Technology Co., Ltd.
//
// SPDX-License-Identifier: GPL-3.0-or-later

#include <gtest/gtest.h>
#include <gmock/gmock.h>

#include "stubext.h"

#include "views/private/renamebar_p.h"
#include "views/renamebar.h"

#include <QUrl>
#include <QRegularExpressionValidator>
#include <QLabel>
#include <QHBoxLayout>
#include <QComboBox>
#include <QStackedWidget>
#include <QLineEdit>
#include <QFrame>
#include <QPushButton>
#include <DSuggestButton>

using namespace dfmplugin_workspace;

class RenameBarPrivateTest : public ::testing::Test
{
protected:
    void SetUp() override
    {
        // Initialize test environment
        renameBar = new RenameBar();
        d = new RenameBarPrivate(renameBar);
    }

    void TearDown() override
    {
        delete d;
        delete renameBar;
        stub.clear();
    }

    RenameBar *renameBar = nullptr;
    RenameBarPrivate *d = nullptr;
    stub_ext::StubExt stub;
};

TEST_F(RenameBarPrivateTest, Constructor_SetsQPointer)
{
    // Test that constructor sets q_ptr correctly
    EXPECT_EQ(d->q_ptr, renameBar);
}

TEST_F(RenameBarPrivateTest, Destructor_DoesNotCrash)
{
    // Test destructor
    auto *testD = new RenameBarPrivate(renameBar);
    EXPECT_NO_THROW(delete testD);
}

TEST_F(RenameBarPrivateTest, MainLayout_InitialValue)
{
    // Test initial value of mainLayout - should be initialized in constructor
    EXPECT_NE(d->mainLayout, nullptr);
}

TEST_F(RenameBarPrivateTest, ComboBox_InitialValue)
{
    // Test initial value of comboBox - should be initialized in constructor
    EXPECT_NE(d->comboBox, nullptr);
}

TEST_F(RenameBarPrivateTest, StackWidget_InitialValue)
{
    // Test initial value of stackWidget - should be initialized in constructor
    EXPECT_NE(d->stackWidget, nullptr);
}

TEST_F(RenameBarPrivateTest, CurrentPattern_InitialValue)
{
    // Test initial value of currentPattern
    EXPECT_EQ(d->currentPattern, RenameBarPrivate::RenamePattern::kReplace);
}

TEST_F(RenameBarPrivateTest, UrlList_InitialValue)
{
    // Test initial value of urlList
    EXPECT_TRUE(d->urlList.isEmpty());
}

TEST_F(RenameBarPrivateTest, Flag_InitialValue)
{
    // Test initial value of flag
    EXPECT_EQ(d->flag, RenameBarPrivate::AddTextFlags::kBefore);
}

TEST_F(RenameBarPrivateTest, Validator_InitialValue)
{
    // Test initial value of validator - should be initialized in constructor
    EXPECT_NE(d->validator, nullptr);
}

TEST_F(RenameBarPrivateTest, RenameBtn_InitialValue)
{
    // Test initial value of renameBtn - should be initialized in constructor
    EXPECT_NE(d->renameBtn, nullptr);
}

TEST_F(RenameBarPrivateTest, ConnectInitOnce_InitialValue)
{
    // Test initial value of connectInitOnce
    EXPECT_FALSE(d->connectInitOnce);
}

TEST_F(RenameBarPrivateTest, SetCurrentPattern_ValidPattern_SetsPattern)
{
    // Test setting currentPattern
    RenameBarPrivate::RenamePattern testPattern = RenameBarPrivate::RenamePattern::kAdd;
    d->currentPattern = testPattern;
    
    EXPECT_EQ(d->currentPattern, testPattern);
}

TEST_F(RenameBarPrivateTest, SetUrlList_ValidList_SetsList)
{
    // Test setting urlList
    QList<QUrl> testList;
    testList.append(QUrl("file:///tmp/test1"));
    testList.append(QUrl("file:///tmp/test2"));
    d->urlList = testList;
    
    EXPECT_EQ(d->urlList, testList);
}

TEST_F(RenameBarPrivateTest, SetFlag_ValidFlag_SetsFlag)
{
    // Test setting flag
    RenameBarPrivate::AddTextFlags testFlag = RenameBarPrivate::AddTextFlags::kAfter;
    d->flag = testFlag;
    
    EXPECT_EQ(d->flag, testFlag);
}

TEST_F(RenameBarPrivateTest, SetConnectInitOnce_ValidValue_SetsValue)
{
    // Test setting connectInitOnce
    bool testValue = true;
    d->connectInitOnce = testValue;
    
    EXPECT_EQ(d->connectInitOnce, testValue);
}

TEST_F(RenameBarPrivateTest, FilteringText_ValidText_ReturnsFilteredText)
{
    // Test filteringText method
    QString testText("test_file_name.txt");
    
    EXPECT_NO_THROW(d->filteringText(testText));
}

TEST_F(RenameBarPrivateTest, UpdateLineEditText_ValidLineEdit_DoesNotCrash)
{
    // Test updateLineEditText method
    QLineEdit *lineEdit = new QLineEdit();
    QString defaultValue("default");
    
    EXPECT_NO_THROW(d->updateLineEditText(lineEdit, defaultValue));
    
    delete lineEdit;
}

TEST_F(RenameBarPrivateTest, InitUI_DoesNotCrash)
{
    // Test initUI method
    EXPECT_NO_THROW(d->initUI());
}

TEST_F(RenameBarPrivateTest, SetUIParameters_DoesNotCrash)
{
    // Test setUIParameters method
    EXPECT_NO_THROW(d->setUIParameters());
}

TEST_F(RenameBarPrivateTest, LayoutItems_DoesNotCrash)
{
    // Test layoutItems method
    EXPECT_NO_THROW(d->layoutItems());
}

TEST_F(RenameBarPrivateTest, SetRenameBtnStatus_ValidValue_DoesNotCrash)
{
    // Test setRenameBtnStatus method
    bool testValue = true;
    
    EXPECT_NO_THROW(d->setRenameBtnStatus(testValue));
}

TEST_F(RenameBarPrivateTest, OnRenamePatternChanged_ValidIndex_DoesNotCrash)
{
    // Test onRenamePatternChanged slot - skip this test since the function is not implemented
    // This is a slot that should be connected to a signal, but the implementation is missing
    SUCCEED() << "Test skipped - onRenamePatternChanged is not implemented";
}