109 lines
3.2 KiB
QML
109 lines
3.2 KiB
QML
import QtQuick 2.12
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import "../../Base"
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import "../../utils.js" as Utils
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HRectangle {
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property alias listView: eventList
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color: theme.chat.eventList.background
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HListView {
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id: eventList
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clip: true
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Component.onCompleted: shortcuts.flickTarget = eventList
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function canCombine(item, itemAfter) {
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if (! item || ! itemAfter) { return false }
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return Boolean(
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! canTalkBreak(item, itemAfter) &&
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! canDayBreak(item, itemAfter) &&
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item.sender_id === itemAfter.sender_id &&
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Utils.minutesBetween(item.date, itemAfter.date) <= 5
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)
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}
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function canTalkBreak(item, itemAfter) {
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if (! item || ! itemAfter) { return false }
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return Boolean(
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! canDayBreak(item, itemAfter) &&
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Utils.minutesBetween(item.date, itemAfter.date) >= 20
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)
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}
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function canDayBreak(item, itemAfter) {
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if (! item || ! itemAfter || ! item.date || ! itemAfter.date) {
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return false
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}
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return Boolean(
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itemAfter.event_type == "RoomCreateEvent" ||
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item.date.getDate() != itemAfter.date.getDate()
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)
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}
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model: HListModel {
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keyField: "client_id"
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source:
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modelSources[["Event", chatPage.userId, chatPage.roomId]] || []
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}
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property bool ownEventsOnRight:
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width < theme.chat.eventList.ownEventsOnRightUnderWidth
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delegate: EventDelegate {}
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anchors.fill: parent
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anchors.leftMargin: theme.spacing
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anchors.rightMargin: theme.spacing
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topMargin: theme.spacing
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bottomMargin: theme.spacing
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verticalLayoutDirection: ListView.BottomToTop
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// Keep x scroll pages cached, to limit images having to be
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// reloaded from network.
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cacheBuffer: height * 4
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// Declaring this as "alias" provides the on... signal
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property real yPos: visibleArea.yPosition
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property bool canLoad: true
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onYPosChanged: if (canLoad && yPos < 0.1) Qt.callLater(loadPastEvents)
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function loadPastEvents() {
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// try/catch blocks to hide pyotherside error when the
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// component is destroyed but func is still running
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try {
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eventList.canLoad = false
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py.callClientCoro(
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chatPage.userId, "load_past_events", [chatPage.roomId],
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moreToLoad => {
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try {
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eventList.canLoad = moreToLoad
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} catch (err) {
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return
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}
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}
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)
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} catch (err) {
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return
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}
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}
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property string inviter: chatPage.roomInfo.inviter || ""
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// When an invited room becomes joined, we should now be able to fetch
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// past events.
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onInviterChanged: canLoad = true
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}
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HNoticePage {
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text: qsTr("No messages visible yet.")
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visible: eventList.model.count < 1
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anchors.fill: parent
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}
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}
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