//===========================================
//  Lumina-DE source code
//  Copyright (c) 2015, Ken Moore
//  Available under the 3-clause BSD license
//  See the LICENSE file for full details
//===========================================
#include "AppLaunchButton.h"
#include "../../LSession.h"

#include <LuminaXDG.h>
#include <LUtils.h>
#include <QInputDialog>

AppLaunchButtonPlugin::AppLaunchButtonPlugin(QWidget *parent, QString id, bool horizontal) : LPPlugin(parent, id, horizontal){
  button = new QToolButton(this);
    button->setAutoRaise(true);
    button->setToolButtonStyle(Qt::ToolButtonIconOnly);
    appfile = id.section("---",0,0).section("::",1,1);
    if(!QFile::exists(appfile) && appfile.endsWith(".desktop")){ 
      //might be a relative path - try to find the file
      appfile = LUtils::AppToAbsolute(appfile.section("/",-1) );
    }
    if(!QFile::exists(appfile)){ appfile.clear(); }
    connect(button, SIGNAL(clicked()), this, SLOT(AppClicked()));
    this->layout()->setContentsMargins(0,0,0,0);
    this->layout()->addWidget(button);

  QTimer::singleShot(0,this, SLOT(OrientationChange())); //Update icons/sizes
}

AppLaunchButtonPlugin::~AppLaunchButtonPlugin(){

}

void AppLaunchButtonPlugin::updateButtonVisuals(){
  QIcon icon;
  QString tooltip = tr("Click to assign an application");
  if(appfile.endsWith(".desktop")){
    XDGDesktop desk(appfile);
    if(desk.isValid()){
      icon = LXDG::findIcon(desk.icon, "unknown");
      tooltip = QString(tr("Launch %1")).arg(desk.name);
    }else{
      icon = LXDG::findIcon("task-attention","");
      appfile.clear();
    }
  }else if(QFile::exists(appfile)){
    icon = LXDG::findMimeIcon(appfile.section("/",-1));
    tooltip = QString(tr("Open %1")).arg(appfile.section("/",-1));
  }else{
   icon =  LXDG::findIcon("task-attention", "");
  }
  button->setIcon( icon );
  button->setToolTip(tooltip);
}

// ========================
//    PRIVATE FUNCTIONS
// ========================
void AppLaunchButtonPlugin::AppClicked(){
  if(appfile.isEmpty()){
    //No App File selected
    QList<XDGDesktop*> apps = LSession::handle()->applicationMenu()->currentAppHash()->value("All");
    QStringList names;
    for(int i=0; i<apps.length(); i++){ names << apps[i]->name; }
    bool ok = false;
    QString app = QInputDialog::getItem(this, tr("Select Application"), tr("Name:"), names, 0, false, &ok);
    if(!ok || names.indexOf(app)<0){ return; } //cancelled
    appfile = apps[ names.indexOf(app) ]->filePath;
    //Still need to find a way to set this value persistently
    // --- perhaps replace the plugin in the desktop settings file with the new path?
    // --- "applauncher::broken---<something>"  -> "applauncher::fixed---<something>" ?
    QTimer::singleShot(0,this, SLOT(updateButtonVisuals()));
  }else{
    LSession::LaunchApplication("lumina-open \""+appfile+"\"");
  }
}