import QtQuick 1.1
import com.nokia.meego 1.0

Page {
    id: mainPage
    tools: toolsBar

    Image {
        id: passwdGenIcon
        source: 'qrc:/images/KhtPasswdGenLock.svg'
        anchors.top: parent.top
        anchors.topMargin: 10
        anchors.horizontalCenter: parent.horizontalCenter
        height: 80
        width: 80
    }

    Label {
        id: masterPasswordLabel
        text: qsTr("Master Password")
        anchors.top: passwdGenIcon.bottom
        anchors.left: parent.left
        anchors.right: parent.right
        anchors.rightMargin: 10
        anchors.leftMargin: 10
        anchors.topMargin: 10
    }

    TextField {
        id: masterPasswordField
        placeholderText: qsTr("Master Password")
        anchors.top: masterPasswordLabel.bottom
        anchors.left: masterPasswordLabel.left
        anchors.right: parent.right
        anchors.rightMargin: 10
        anchors.topMargin: 10
        echoMode: TextInput.Password
        onTextChanged:{generate()}
    }

    Label {
        id: domainLabel
        text: qsTr("Domain Name or Text")
        anchors.top: masterPasswordField.bottom
        anchors.left: parent.left
        anchors.leftMargin: 10
        anchors.right: parent.right
        anchors.rightMargin: 10
        anchors.topMargin: 10
    }

    TextField {
        id: domainField
        anchors.top: domainLabel.bottom
        placeholderText: qsTr("Ex : google.com")
        anchors.left: domainLabel.left
        anchors.right: parent.right
        anchors.rightMargin: 10
        anchors.topMargin: 10
        onTextChanged:{generate()}

    }

    Label {
        id: passwordLabel
        text: qsTr("Generated Password")
        anchors.topMargin: 40
        anchors.top: domainField.bottom
        anchors.left: parent.left
        anchors.leftMargin: 10
        anchors.right: parent.right
        anchors.rightMargin: 10
    }


    TextField  {
        id: passwordField
        //color: "red"
        text: ""
        placeholderText: qsTr("Result")
        anchors.top: passwordLabel.bottom
        anchors.topMargin: 10
        anchors.left: passwordLabel.left
        anchors.right: parent.right
        anchors.rightMargin: 10
        visible: true
        readOnly: true
    }


    Button  {
        id: copyButton
        text: qsTr("Copy to Clipboard")
        anchors.top: passwordField.bottom
        anchors.topMargin: 30
        anchors.horizontalCenter: parent.horizontalCenter
        visible: true
        onClicked: {passwordField.selectAll();passwordField.copy();}
    }


    /*states: [
        State {
            name: "portraitLayout"
            when: mainPage.inPortrait
            AnchorChanges {
                target: masterPasswordField
                anchors.top: passwordLabel.bottom
                anchors.left: passwordLabel.left
                anchors.right: parent.right
            }
            AnchorChanges {
                target: domainField
                anchors.top: domainLabel.bottom
                anchors.left: domainLabel.left
                anchors.right: parent.right
            }


        },

        State {
            name: "landscapeLayout"
            when: !mainPage.inPortrait
            AnchorChanges {
                target: masterPasswordField
                anchors.top: passwordLabel.top
                anchors.left: parent.left
                anchors.right: parent.right
            }
            AnchorChanges {
                target: domainField
                anchors.top: domainLabel.bottom
                anchors.left: domainLabel.left
                anchors.right: parent.right

            }


        }
    ]*/

    transitions: Transition {
        // smoothly reanchor between layouts
        AnchorAnimation { duration: 1000; easing.type: Easing.OutBounce }
    }

    ToolBarLayout {
        id: toolsBar
        visible: true

        ToolIcon { platformIconId: "toolbar-view-menu";
            anchors.right: parent===undefined ? undefined : parent.right;
            onClicked: (mainMenu.status == DialogStatus.Closed) ? mainMenu.open() : mainMenu.close();
        }
    }



    function generate() {
        var base16Key = "0123456789abcdef";
        var base64Key = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789$#";

        if ((masterPasswordField.text == '') || (domainField.text == '')) {
            passwordField.text = '';
            return;
        }

        var md5Pass = Qt.md5(masterPasswordField.text+':'+domainField.text);
        var shortenedPass = "";

        for (var index=0;index<=31;index=index+4){
            shortenedPass = shortenedPass + base64Key.charAt(
                        ((base16Key.indexOf(md5Pass.charAt(index))+1)
                         + (base16Key.indexOf(md5Pass.charAt(index+1))+1)
                         + (base16Key.indexOf(md5Pass.charAt(index+2))+1)
                         + (base16Key.indexOf(md5Pass.charAt(index+3))+1)-1))
        }


        //Force for always having a number
        if (!(/\d/.test(shortenedPass))) {
            if (/e/.test(shortenedPass)) {
                shortenedPass = shortenedPass.replace('e','3');
            } else if (/o/.test(shortenedPass)) {
                shortenedPass = shortenedPass.replace('o','0');
            } else if (/t/.test(shortenedPass)) {
                shortenedPass = shortenedPass.replace('t','4');
            } else if (/i/.test(shortenedPass)) {
                shortenedPass = shortenedPass.replace('i','1');
            } else if (/z/.test(shortenedPass)) {
                shortenedPass = shortenedPass.replace('z','2');
            } else {
                shortenedPass = shortenedPass.substr(0, 7) +  base64Key.indexOf(shortenedPass.charAt(7)).toString()[0];

            }
        }

        passwordField.text = shortenedPass;

    }
}