#include "dialog_logmanager.h"
#include "ui_dialog_logmanager.h"
#include "base/HGUtility.h"
#include "base/HGInfo.h"
#include <QDir>
#include <QFile>
#include <QFileInfo>
#include <QFileDialog>
#include <QMessageBox>
#include <QDesktopServices>

Dialog_LogManager::Dialog_LogManager(QWidget *parent) :
    QDialog(parent),
    ui(new Ui::Dialog_LogManager)
{
    ui->setupUi(this);

    HGChar logFilePath[512];
    HGBase_GetLogFilePath(logFilePath, 512);
    m_directory = logFilePath;

    ui->lineEdit_directory->setText(m_directory);
    m_suffix = "log";
    ui->cbox_fileType->setItemText(6, m_suffix + "(*." + m_suffix + ")");
    ui->cbox_fileType->setCurrentIndex(6);
    ui->listWidget->setSelectionMode(QListWidget::ExtendedSelection);

    ui->btn_directory->setEnabled(false);
    ui->cbox_fileType->setEnabled(false);

    //Get the list of m_suffix files in the m_directory folder
    QDir dir(m_directory);
    QStringList filter;
    filter << "*." + m_suffix;
    QFileInfoList log_list;
    log_list = dir.entryInfoList(filter, QDir::Files);
    QStringList filename_list;
    foreach(QFileInfo info, log_list)
        filename_list.append(info.fileName());
    ui->listWidget->addItems(filename_list);
    if(ui->listWidget->count() == 0)
        ui->btn_export->setEnabled(false);
}

Dialog_LogManager::~Dialog_LogManager()
{
    delete ui;
}

void Dialog_LogManager::on_btn_export_clicked()
{
    if(ui->listWidget->selectedItems().isEmpty())
    {
        QMessageBox::warning(this, tr("Warning"), tr("Please select file in the list."));
        return;
    }
    QString directory = QFileDialog::getExistingDirectory(nullptr, tr("Choose saving path"), "", QFileDialog::ShowDirsOnly);
    if (!directory.isEmpty())
    {
        QList<QListWidgetItem*> files = ui->listWidget->selectedItems();
        for(int i = 0; i < files.size(); i++)
        {
            QFile::copy(m_directory + "/" + files.at(i)->text(), directory + "/" + files.at(i)->text());
        }
        QMessageBox::information(this, tr("Information"), tr("Log files export finished."));
    }
}

void Dialog_LogManager::on_btn_cancel_clicked()
{
    close();
}

void Dialog_LogManager::on_btn_clear_clicked()
{
    int ret = QMessageBox::question(this, tr("Question"), tr("All log files will be cleared.\nContinue to clear?"));
    if (ret == QMessageBox::Yes)
    {
        //获取LOG_PATH文件夹下的Log文件列表
        QDir dir(m_directory);
        QStringList filter;
        filter << "*." + m_suffix;
        QFileInfoList log_list;
        log_list = dir.entryInfoList(filter, QDir::Files);

        HGBase_DisableInfo();
        foreach(QFileInfo info, log_list)
        {
            QFile file(info.absoluteFilePath());
            file.remove();
        }
        HGBase_EnableInfo();

        //清空列表显示
        ui->listWidget->clear();
        ui->btn_export->setEnabled(false);
        QMessageBox::information(this, tr("Information"), tr("All log files cleared."));
    }
}

void Dialog_LogManager::on_listWidget_itemDoubleClicked(QListWidgetItem *item)
{
    QString filename = m_directory + "/" + item->text();
    QDesktopServices::openUrl(QUrl::fromLocalFile(filename));
}