import QtQuick 2.7
import QtQuick.Layouts 1.3

import Linphone
import UtilsCpp 1.0

ListView {
	id: mainItem
	Layout.preferredHeight: contentHeight
	height: contentHeight
	visible: count > 0
	clip: true

	property string searchBarText

	property bool hoverEnabled: true
	property bool contactMenuVisible: true
	property bool initialHeadersVisible: true
	property bool displayNameCapitalization: true
	
	property int delegateLeftMargin: 0
	currentIndex: -1

	property var delegateButtons

	property FriendGui selectedContact: model.getAt(currentIndex) || null

	onCurrentIndexChanged: selectedContact = model.getAt(currentIndex) || null
	onCountChanged: {
		selectedContact = model.getAt(currentIndex) || null
	}

	signal contactSelected(var contact)
	signal contactStarredChanged()
	signal contactDeletionRequested(FriendGui contact)

	onContactStarredChanged: model.forceUpdate()

	model: MagicSearchProxy {
		searchText: searchBarText.length === 0 ? "*" : searchBarText
	}

	delegate: Item {
		id: itemDelegate
		height: 56 * DefaultStyle.dp
		width: mainItem.width
		property var previousItem : mainItem.model.count > 0 && index > 0 ? mainItem.model.getAt(index-1) : null
		property var previousDisplayName: previousItem ? previousItem.core.displayName : ""
		property var displayName: modelData.core.displayName
		Connections {
			target: modelData.core
			onStarredChanged: mainItem.contactStarredChanged()
		}
		Text {
			id: initial
			anchors.left: parent.left
			visible: mainItem.initialHeadersVisible && mainItem.model.sourceFlags != LinphoneEnums.MagicSearchSource.All
			anchors.verticalCenter: parent.verticalCenter
			verticalAlignment: Text.AlignVCenter
			width: 20 * DefaultStyle.dp
			opacity: (!previousItem || !previousDisplayName.startsWith(displayName[0])) ? 1 : 0
			text: displayName[0]
			color: DefaultStyle.main2_400
			font {
				pixelSize: 20 * DefaultStyle.dp
				weight: 500 * DefaultStyle.dp
				capitalization: Font.AllUppercase
			}
		}
		RowLayout {
			id: contactDelegate
			anchors.left: initial.visible ? initial.right : parent.left
			anchors.leftMargin: 10 * DefaultStyle.dp + mainItem.delegateLeftMargin
			anchors.right: parent.right
			anchors.verticalCenter: parent.verticalCenter
			spacing: 10 * DefaultStyle.dp
			z: 1
			Avatar {
				Layout.preferredWidth: 45 * DefaultStyle.dp
				Layout.preferredHeight: 45 * DefaultStyle.dp
				contact: modelData
			}
			Text {
				text: itemDelegate.displayName
				font.pixelSize: 14 * DefaultStyle.dp
				font.capitalization: mainItem.displayNameCapitalization ? Font.Capitalize : Font.MixedCase
				maximumLineCount: 1
				Layout.fillWidth: true
			}
			RowLayout {
				id: buttonsLayout
				z: 1
				height: parent.height
				children: mainItem.delegateButtons || []
			}

			PopupButton {
				id: friendPopup
				z: 1
				hoverEnabled: mainItem.hoverEnabled
				visible: mainItem.contactMenuVisible && (contactArea.containsMouse || hovered || popup.opened) && (!delegateButtons || delegateButtons.children.length === 0)
				popup.x: 0
				popup.padding: 10 * DefaultStyle.dp
				Layout.rightMargin: 5 * DefaultStyle.dp
				popup.contentItem: ColumnLayout {
					Button {
						background: Item{}
						contentItem: RowLayout {
							Image {
								source: modelData.core.starred ? AppIcons.heartFill : AppIcons.heart
								fillMode: Image.PreserveAspectFit
								width: 24 * DefaultStyle.dp
								height: 24 * DefaultStyle.dp
								Layout.preferredWidth: 24 * DefaultStyle.dp
								Layout.preferredHeight: 24 * DefaultStyle.dp
							}
							Text {
								text: modelData.core.starred ? qsTr("Enlever des favoris") : qsTr("Mettre en favori")
								color: DefaultStyle.main2_500main
								font {
									pixelSize: 14 * DefaultStyle.dp
									weight: 400 * DefaultStyle.dp
								}
							}
						}
						onClicked: {
							modelData.core.lSetStarred(!modelData.core.starred)
							friendPopup.close()
						}
					}
					Button {
						background: Item{}
						contentItem: RowLayout {
							EffectImage {
								source: AppIcons.trashCan
								width: 24 * DefaultStyle.dp
								height: 24 * DefaultStyle.dp
								Layout.preferredWidth: 24 * DefaultStyle.dp
								Layout.preferredHeight: 24 * DefaultStyle.dp
								fillMode: Image.PreserveAspectFit
								colorizationColor: DefaultStyle.danger_500main
							}
							Text {
								text: qsTr("Supprimer")
								color: DefaultStyle.danger_500main
								font {
									pixelSize: 14 * DefaultStyle.dp
									weight: 400 * DefaultStyle.dp
								}
							}
						}
						onClicked: {
							mainItem.contactDeletionRequested(modelData)
							friendPopup.close()
						}
					}
				}
			}
		}
		
		MouseArea {
			id: contactArea
			hoverEnabled: mainItem.hoverEnabled
			anchors.fill: contactDelegate
			height: mainItem.height
			Rectangle {
				anchors.fill: contactArea
				opacity: 0.7
				color: DefaultStyle.main2_100
				visible: contactArea.containsMouse || friendPopup.hovered || mainItem.currentIndex === index
			}
			onClicked: {
				mainItem.currentIndex = index
				mainItem.contactSelected(modelData)
			}
		}
	}
}