import QtQuick 2.3
import QtQuick.Controls 2.10
import QtQuick.Window 2.2
import QtQuick.Layouts 1.10

import im.nheko 1.0

ApplicationWindow {
	title: stack.currentItem.title
	id: dialog

	flags: Qt.Dialog

	palette: colors

	height: stack.implicitHeight
	width: stack.implicitWidth
	StackView {
		id: stack
		initialItem: flow.sender == true?newVerificationRequest:acceptNewVerificationRequest
		implicitWidth: currentItem.implicitWidth
		implicitHeight: currentItem.implicitHeight
	}

	property var flow
	Connections {
		target: flow
		onVerificationCanceled: stack.replace(partnerAborted)
		onTimedout: stack.replace(timedout)
		onDeviceVerified: stack.replace(verificationSuccess)

		onVerificationRequestAccepted: switch(method) {
			case DeviceVerificationFlow.Decimal: stack.replace(digitVerification); break;
			case DeviceVerificationFlow.Emoji: stack.replace(emojiVerification); break;
		}
	}

	Component {
		id: newVerificationRequest
		Pane {
			property string title: qsTr("Sending Device Verification Request")
			ColumnLayout {
				spacing: 16
				Label {
					Layout.maximumWidth: 400
					Layout.fillHeight: true
					Layout.fillWidth: true
					wrapMode: Text.Wrap
					text: qsTr("A new device was added.")
					color:colors.text
					verticalAlignment: Text.AlignVCenter
				}

				Label {
					Layout.maximumWidth: 400
					Layout.fillHeight: true
					Layout.fillWidth: true
					wrapMode: Text.Wrap
					text: qsTr("The device may have been added by you signing in from another client or physical device. To ensure that no malicious user can eavesdrop on your encrypted communications, you should verify the new device.")
					color:colors.text
					verticalAlignment: Text.AlignVCenter
				}

				RowLayout {
					Button {
						Layout.alignment: Qt.AlignLeft
						text: qsTr("Cancel")
						palette {
                            button: "white"
                        }
						contentItem: Text {
                            text: parent.text
                            color: "black"
                            horizontalAlignment: Text.AlignHCenter
                            verticalAlignment: Text.AlignVCenter
                        }
						onClicked: { 
							dialog.close(); 
							delete flow; 
						}
					}
					Item {
						Layout.fillWidth: true
					}
					Button {
						Layout.alignment: Qt.AlignRight
						text: qsTr("Start verification")
						palette {
                            button: "white"
                        }
						contentItem: Text {
                            text: parent.text
                            color: "black"
                            horizontalAlignment: Text.AlignHCenter
                            verticalAlignment: Text.AlignVCenter
                        }
						onClicked: { stack.replace(awaitingVerificationRequestAccept); flow.startVerificationRequest(); }
					}
				}
			}
		}
	}

	Component {
		id: acceptNewVerificationRequest
		Pane {
			property string title: qsTr("Recieving Device Verification Request")
			ColumnLayout {
				spacing: 16

				Label {
					Layout.maximumWidth: 400
					Layout.fillHeight: true
					Layout.fillWidth: true
					wrapMode: Text.Wrap
					text: qsTr("The device was requested to be verified")
					color:colors.text
					verticalAlignment: Text.AlignVCenter
				}
				RowLayout {
					Button {
						Layout.alignment: Qt.AlignLeft
						text: qsTr("Deny")
						palette {
                            button: "white"
                        }
						contentItem: Text {
                            text: parent.text
                            color: "black"
                            horizontalAlignment: Text.AlignHCenter
                            verticalAlignment: Text.AlignVCenter
                        }
						onClicked: { 
							dialog.close();
							flow.cancelVerification(DeviceVerificationFlow.User);
							deviceVerificationList.remove(flow.tranId);
						}
					}
					Item {
						Layout.fillWidth: true
					}
					Button {
						Layout.alignment: Qt.AlignRight
						text: qsTr("Accept")
						palette {
                            button: "white"
                        }
						contentItem: Text {
                            text: parent.text
                            color: "black"
                            horizontalAlignment: Text.AlignHCenter
                            verticalAlignment: Text.AlignVCenter
                        }
						onClicked: { stack.replace(awaitingVerificationRequestAccept); flow.acceptVerificationRequest(); }
					}
				}
			}
		}
	}

	Component {
		id: awaitingVerificationRequestAccept
		Pane {
			property string title: qsTr("Waiting for other party")
			ColumnLayout {
				spacing: 16
				Label {
					Layout.maximumWidth: 400
					Layout.fillHeight: true
					Layout.fillWidth: true
					wrapMode: Text.Wrap
					id: content
					text: qsTr("Waiting for other side to accept the verification request.")
					color:colors.text
					verticalAlignment: Text.AlignVCenter
				}

				BusyIndicator {
					Layout.alignment: Qt.AlignHCenter
				}
				RowLayout {
					Button {
						Layout.alignment: Qt.AlignLeft
						text: qsTr("Cancel")
						palette {
                            button: "white"
                        }
						contentItem: Text {
                            text: parent.text
                            color: "black"
                            horizontalAlignment: Text.AlignHCenter
                            verticalAlignment: Text.AlignVCenter
                        }
						onClicked: { 
							dialog.close(); 
							flow.cancelVerification(DeviceVerificationFlow.User);
							deviceVerificationList.remove(flow.tranId);
						}
					}
					Item {
						Layout.fillWidth: true
					}
				}
			}
		}
	}

	Component {
		id: digitVerification
		Pane {
			property string title: qsTr("Verification Code")
			ColumnLayout {
				spacing: 16
				Label {
					Layout.maximumWidth: 400
					Layout.fillHeight: true
					Layout.fillWidth: true
					wrapMode: Text.Wrap
					text: qsTr("Please verify the following digits. You should see the same numbers on both sides. If they differ, please press 'They do not match!' to abort verification!")
					color:colors.text
					verticalAlignment: Text.AlignVCenter
				}

				RowLayout {
					Layout.alignment: Qt.AlignHCenter
					Label {
						font.pixelSize: Qt.application.font.pixelSize * 2
						text: flow.sasList[0]
						color:colors.text
					}
					Label {
						font.pixelSize: Qt.application.font.pixelSize * 2
						text: flow.sasList[1]
						color:colors.text
					}
					Label {
						font.pixelSize: Qt.application.font.pixelSize * 2
						text: flow.sasList[2]
						color:colors.text
					}
				}

				RowLayout {
					Button {
						Layout.alignment: Qt.AlignLeft
						text: qsTr("They do not match!")
						palette {
                            button: "white"
                        }
						contentItem: Text {
                            text: parent.text
                            color: "black"
                            horizontalAlignment: Text.AlignHCenter
                            verticalAlignment: Text.AlignVCenter
                        }
						onClicked: { 
							dialog.close(); 
							flow.cancelVerification(DeviceVerificationFlow.MismatchedSAS);
							deviceVerificationList.remove(flow.tranId);
						}
					}
					Item {
						Layout.fillWidth: true
					}
					Button {
						Layout.alignment: Qt.AlignRight
						text: qsTr("They match!")
						palette {
                            button: "white"
                        }
						contentItem: Text {
                            text: parent.text
                            color: "black"
                            horizontalAlignment: Text.AlignHCenter
                            verticalAlignment: Text.AlignVCenter
                        }
						onClicked: { stack.replace(awaitingVerificationConfirmation); flow.sendVerificationMac(); }
					}
				}
			}
		}
	}

	Component {
		id: emojiVerification
		Pane {
			property string title: qsTr("Verification Code")
			ColumnLayout {
				spacing: 16
				Label {
					Layout.maximumWidth: 400
					Layout.fillHeight: true
					Layout.fillWidth: true
					wrapMode: Text.Wrap
					text: qsTr("Please verify the following emoji. You should see the same emoji on both sides. If they differ, please press 'They do not match!' to abort verification!")
					color:colors.text
					verticalAlignment: Text.AlignVCenter
				}

				RowLayout {
					Layout.alignment: Qt.AlignHCenter

					id: emojis

					property var mapping: [
						{"number": 0, "emoji": "🐶", "description": "Dog", "unicode": "U+1F436"},
						{"number": 1, "emoji": "🐱", "description": "Cat", "unicode": "U+1F431"},
						{"number": 2, "emoji": "🦁", "description": "Lion", "unicode": "U+1F981"},
						{"number": 3, "emoji": "🐎", "description": "Horse", "unicode": "U+1F40E"},
						{"number": 4, "emoji": "🦄", "description": "Unicorn", "unicode": "U+1F984"},
						{"number": 5, "emoji": "🐷", "description": "Pig", "unicode": "U+1F437"},
						{"number": 6, "emoji": "🐘", "description": "Elephant", "unicode": "U+1F418"},
						{"number": 7, "emoji": "🐰", "description": "Rabbit", "unicode": "U+1F430"},
						{"number": 8, "emoji": "🐼", "description": "Panda", "unicode": "U+1F43C"},
						{"number": 9, "emoji": "🐓", "description": "Rooster", "unicode": "U+1F413"},
						{"number": 10, "emoji": "🐧", "description": "Penguin", "unicode": "U+1F427"},
						{"number": 11, "emoji": "🐢", "description": "Turtle", "unicode": "U+1F422"},
						{"number": 12, "emoji": "🐟", "description": "Fish", "unicode": "U+1F41F"},
						{"number": 13, "emoji": "🐙", "description": "Octopus", "unicode": "U+1F419"},
						{"number": 14, "emoji": "🦋", "description": "Butterfly", "unicode": "U+1F98B"},
						{"number": 15, "emoji": "🌷", "description": "Flower", "unicode": "U+1F337"},
						{"number": 16, "emoji": "🌳", "description": "Tree", "unicode": "U+1F333"},
						{"number": 17, "emoji": "🌵", "description": "Cactus", "unicode": "U+1F335"},
						{"number": 18, "emoji": "🍄", "description": "Mushroom", "unicode": "U+1F344"},
						{"number": 19, "emoji": "🌏", "description": "Globe", "unicode": "U+1F30F"},
						{"number": 20, "emoji": "🌙", "description": "Moon", "unicode": "U+1F319"},
						{"number": 21, "emoji": "☁️", "description": "Cloud", "unicode": "U+2601U+FE0F"},
						{"number": 22, "emoji": "🔥", "description": "Fire", "unicode": "U+1F525"},
						{"number": 23, "emoji": "🍌", "description": "Banana", "unicode": "U+1F34C"},
						{"number": 24, "emoji": "🍎", "description": "Apple", "unicode": "U+1F34E"},
						{"number": 25, "emoji": "🍓", "description": "Strawberry", "unicode": "U+1F353"},
						{"number": 26, "emoji": "🌽", "description": "Corn", "unicode": "U+1F33D"},
						{"number": 27, "emoji": "🍕", "description": "Pizza", "unicode": "U+1F355"},
						{"number": 28, "emoji": "🎂", "description": "Cake", "unicode": "U+1F382"},
						{"number": 29, "emoji": "❤️", "description": "Heart", "unicode": "U+2764U+FE0F"},
						{"number": 30, "emoji": "😀", "description": "Smiley", "unicode": "U+1F600"},
						{"number": 31, "emoji": "🤖", "description": "Robot", "unicode": "U+1F916"},
						{"number": 32, "emoji": "🎩", "description": "Hat", "unicode": "U+1F3A9"},
						{"number": 33, "emoji": "👓", "description": "Glasses", "unicode": "U+1F453"},
						{"number": 34, "emoji": "🔧", "description": "Spanner", "unicode": "U+1F527"},
						{"number": 35, "emoji": "🎅", "description": "Santa", "unicode": "U+1F385"},
						{"number": 36, "emoji": "👍", "description": "Thumbs Up", "unicode": "U+1F44D"},
						{"number": 37, "emoji": "☂️", "description": "Umbrella", "unicode": "U+2602U+FE0F"},
						{"number": 38, "emoji": "⌛", "description": "Hourglass", "unicode": "U+231B"},
						{"number": 39, "emoji": "⏰", "description": "Clock", "unicode": "U+23F0"},
						{"number": 40, "emoji": "🎁", "description": "Gift", "unicode": "U+1F381"},
						{"number": 41, "emoji": "💡", "description": "Light Bulb", "unicode": "U+1F4A1"},
						{"number": 42, "emoji": "📕", "description": "Book", "unicode": "U+1F4D5"},
						{"number": 43, "emoji": "✏️", "description": "Pencil", "unicode": "U+270FU+FE0F"},
						{"number": 44, "emoji": "📎", "description": "Paperclip", "unicode": "U+1F4CE"},
						{"number": 45, "emoji": "✂️", "description": "Scissors", "unicode": "U+2702U+FE0F"},
						{"number": 46, "emoji": "🔒", "description": "Lock", "unicode": "U+1F512"},
						{"number": 47, "emoji": "🔑", "description": "Key", "unicode": "U+1F511"},
						{"number": 48, "emoji": "🔨", "description": "Hammer", "unicode": "U+1F528"},
						{"number": 49, "emoji": "☎️", "description": "Telephone", "unicode": "U+260EU+FE0F"},
						{"number": 50, "emoji": "🏁", "description": "Flag", "unicode": "U+1F3C1"},
						{"number": 51, "emoji": "🚂", "description": "Train", "unicode": "U+1F682"},
						{"number": 52, "emoji": "🚲", "description": "Bicycle", "unicode": "U+1F6B2"},
						{"number": 53, "emoji": "✈️", "description": "Aeroplane", "unicode": "U+2708U+FE0F"},
						{"number": 54, "emoji": "🚀", "description": "Rocket", "unicode": "U+1F680"},
						{"number": 55, "emoji": "🏆", "description": "Trophy", "unicode": "U+1F3C6"},
						{"number": 56, "emoji": "⚽", "description": "Ball", "unicode": "U+26BD"},
						{"number": 57, "emoji": "🎸", "description": "Guitar", "unicode": "U+1F3B8"},
						{"number": 58, "emoji": "🎺", "description": "Trumpet", "unicode": "U+1F3BA"},
						{"number": 59, "emoji": "🔔", "description": "Bell", "unicode": "U+1F514"},
						{"number": 60, "emoji": "⚓", "description": "Anchor", "unicode": "U+2693"},
						{"number": 61, "emoji": "🎧", "description": "Headphones", "unicode": "U+1F3A7"},
						{"number": 62, "emoji": "📁", "description": "Folder", "unicode": "U+1F4C1"},
						{"number": 63, "emoji": "📌", "description": "Pin", "unicode": "U+1F4CC"}
					]

					Repeater {
						id: repeater
						model: 7
						delegate: Rectangle {
							color: "transparent"
							implicitHeight: Qt.application.font.pixelSize * 8
							implicitWidth: col.width
							ColumnLayout {
								id: col
								Layout.fillWidth: true
								anchors.bottom: parent.bottom
								property var emoji: emojis.mapping[flow.sasList[index]]
								Label {
									//height: font.pixelSize * 2
									Layout.alignment: Qt.AlignHCenter
									text: col.emoji.emoji
									font.pixelSize: Qt.application.font.pixelSize * 2
									font.family: Settings.emojiFont
									color:colors.text
								}
								Label {
									Layout.alignment: Qt.AlignHCenter | Qt.AlignBottom
									text: col.emoji.description
									color:colors.text
								}
							}
						}
					}
				}

				RowLayout {
					Button {
						Layout.alignment: Qt.AlignLeft
						text: qsTr("They do not match!")
						palette {
                            button: "white"
                        }
						contentItem: Text {
                            text: parent.text
                            color: "black"
                            horizontalAlignment: Text.AlignHCenter
                            verticalAlignment: Text.AlignVCenter
                        }
						onClicked: { 
							dialog.close(); 
							flow.cancelVerification(DeviceVerificationFlow.MismatchedSAS);
							deviceVerificationList.remove(flow.tranId);
						}
					}
					Item {
						Layout.fillWidth: true
					}
					Button {
						Layout.alignment: Qt.AlignRight
						text: qsTr("They match!")
						palette {
                            button: "white"
                        }
						contentItem: Text {
                            text: parent.text
                            color: "black"
                            horizontalAlignment: Text.AlignHCenter
                            verticalAlignment: Text.AlignVCenter
                        }
						onClicked: { stack.replace(awaitingVerificationConfirmation); flow.sendVerificationMac(); }
					}
				}
			}
		}
	}

	Component {
		id: awaitingVerificationConfirmation
		Pane {
			property string title: qsTr("Awaiting Confirmation")
			ColumnLayout {
				spacing: 16
				Label {
					Layout.maximumWidth: 400
					Layout.fillHeight: true
					Layout.fillWidth: true
					wrapMode: Text.Wrap
					id: content
					text: qsTr("Waiting for other side to complete verification.")
					color:colors.text
					verticalAlignment: Text.AlignVCenter
				}

				BusyIndicator {
					Layout.alignment: Qt.AlignHCenter
				}
				RowLayout {
					Button {
						Layout.alignment: Qt.AlignLeft
						text: qsTr("Cancel")
						palette {
                            button: "white"
                        }
						contentItem: Text {
                            text: parent.text
                            color: "black"
                            horizontalAlignment: Text.AlignHCenter
                            verticalAlignment: Text.AlignVCenter
                        }
						onClicked: { 
							dialog.close(); 
							flow.cancelVerification(DeviceVerificationFlow.User); 
							deviceVerificationList.remove(flow.tranId);
							delete flow;
						}
					}
					Item {
						Layout.fillWidth: true
					}
				}
			}
		}
	}

	Component {
		id: verificationSuccess
		Pane {
			property string title: qsTr("Successful Verification")
			ColumnLayout {
				spacing: 16
				Label {
					Layout.maximumWidth: 400
					Layout.fillHeight: true
					Layout.fillWidth: true
					wrapMode: Text.Wrap
					id: content
					text: qsTr("Verification successful! Both sides verified their devices!")
					color:colors.text
					verticalAlignment: Text.AlignVCenter
				}

				RowLayout {
					Item {
						Layout.fillWidth: true
					}
					Button {
						Layout.alignment: Qt.AlignRight
						text: qsTr("Close")
						palette {
                            button: "white"
                        }
						contentItem: Text {
                            text: parent.text
                            color: "black"
                            horizontalAlignment: Text.AlignHCenter
                            verticalAlignment: Text.AlignVCenter
                        }
						onClicked: {
							dialog.close()
							deviceVerificationList.remove(flow.tranId);
							delete flow;
						}
					}
				}
			}
		}
	}

	Component {
		id: partnerAborted
		Pane {
			property string title: qsTr("Verification aborted!")
			ColumnLayout {
				spacing: 16
				Label {
					Layout.maximumWidth: 400
					Layout.fillHeight: true
					Layout.fillWidth: true
					wrapMode: Text.Wrap
					id: content
					text: qsTr("Verification canceled by the other party!")
					color:colors.text
					verticalAlignment: Text.AlignVCenter
				}

				RowLayout {
					Item {
						Layout.fillWidth: true
					}
					Button {
						Layout.alignment: Qt.AlignRight
						text: qsTr("Close")
						palette {
                            button: "white"
                        }
						contentItem: Text {
                            text: parent.text
                            color: "black"
                            horizontalAlignment: Text.AlignHCenter
                            verticalAlignment: Text.AlignVCenter
                        }
						onClicked: {
							dialog.close();
							deviceVerificationList.remove(flow.tranId);
							delete flow;
						}
					}
				}
			}
		}
	}

	Component {
		id: timedout
		Pane {
			property string title: qsTr("Verification timed out")
			ColumnLayout {
				spacing: 16
				Text {
					Layout.maximumWidth: 400
					Layout.fillHeight: true
					Layout.fillWidth: true
					wrapMode: Text.Wrap
					id: content
					text: qsTr("Device verification timed out.")
					color:colors.text
					verticalAlignment: Text.AlignVCenter
				}

				RowLayout {
					Item {
						Layout.fillWidth: true
					}
					Button {
						id: timedOutCancel
						Layout.alignment: Qt.AlignRight
						palette {
                            button: "white"
                        }
						contentItem: Text {
                            text: parent.text
                            color: "black"
                            horizontalAlignment: Text.AlignHCenter
                            verticalAlignment: Text.AlignVCenter
                        }
						text: qsTr("Close")
						onClicked: {
							dialog.close()
							deviceVerificationList.remove(flow.tranId);
							delete flow;
						}
					}
				}
			}
		}
	}
}