moment/harmonyqml/components/chat/MessageDelegate.qml

80 lines
2.2 KiB
QML

import QtQuick 2.7
import QtQuick.Controls 2.0
import QtQuick.Layouts 1.4
import "../base" as Base
import "utils.js" as ChatJS
Column {
id: "messageDelegate"
function mins_between(date1, date2) {
return Math.round((((date2 - date1) % 86400000) % 3600000) / 60000)
}
function is_message(type_) { return type_.startsWith("RoomMessage") }
function get_previous_item() {
return index < messageListView.model.count - 1 ?
messageListView.model.get(index + 1) : null
}
property var previousItem: get_previous_item()
signal reloadPreviousItem()
onReloadPreviousItem: previousItem = get_previous_item()
readonly property bool isMessage: is_message(type)
readonly property bool isUndecryptableEvent:
type === "OlmEvent" || type === "MegolmEvent"
readonly property var displayName:
Backend.getUserDisplayName(dict.sender)
readonly property bool isOwn:
chatPage.user_id === dict.sender
readonly property bool isFirstEvent: type == "RoomCreateEvent"
readonly property bool combine:
previousItem &&
! talkBreak &&
! dayBreak &&
is_message(previousItem.type) === isMessage &&
previousItem.dict.sender === dict.sender &&
mins_between(previousItem.date_time, date_time) <= 5
readonly property bool dayBreak:
isFirstEvent ||
previousItem &&
date_time.getDay() != previousItem.date_time.getDay()
readonly property bool talkBreak:
previousItem &&
! dayBreak &&
mins_between(previousItem.date_time, date_time) >= 20
property int standardSpacing: 16
property int horizontalPadding: 7
property int verticalPadding: 5
ListView.onAdd: {
var next_delegate = messageListView.contentItem.children[index]
if (next_delegate) { next_delegate.reloadPreviousItem() }
}
width: parent.width
topPadding:
isFirstEvent ? 0 :
talkBreak ? standardSpacing * 3 :
combine ? standardSpacing / 4 :
standardSpacing
Daybreak { visible: dayBreak }
MessageContent { visible: isMessage }
EventContent { visible: ! isMessage }
}