import QtQuick 2.13
import QtQuick.Controls 2.13
import QtQuick.Layouts 1.13
import QtQuick.Controls.Universal 2.12

import utils 1.0
import shared 1.0
import shared.views 1.0
import shared.status 1.0
import shared.views.chat 1.0

import StatusQ.Core 0.1
import StatusQ.Core.Theme 0.1
import StatusQ.Controls 0.1 as StatusQ

import "../popups"
import "../stores"

SettingsContentBase {
    id: appearanceView

    property AppearanceStore appearanceStore

    property var systemPalette

    function updateTheme(theme) {
        localAppSettings.theme = theme
        Style.changeTheme(theme, systemPalette.isCurrentSystemThemeDark())
    }

    function updateFontSize(fontSize) {
        Style.changeFontSize(fontSize)
        Theme.updateFontSize(fontSize)
    }

    Component.onCompleted: {
        appearanceView.updateFontSize(localAccountSensitiveSettings.fontSize)
    }

    Item {
        id: appearanceContainer
        anchors.left: parent.left
        anchors.leftMargin: Style.current.padding
        width: appearanceView.contentWidth - 2 * Style.current.padding
        height: childrenRect.height

        ButtonGroup {
            id: chatModeSetting
        }

        ButtonGroup {
            id: appearanceSetting
        }

        Rectangle {
            id: preview
            anchors.top: parent.top
            anchors.left: parent.left
            anchors.right: parent.right
            height: placeholderMessage.implicitHeight +
                    placeholderMessage.anchors.leftMargin +
                    placeholderMessage.anchors.rightMargin
            radius: Style.current.radius
            border.color: Style.current.border
            color: Style.current.transparent

            MessageView {
                id: placeholderMessage
                anchors.top: parent.top
                anchors.left: parent.left
                anchors.right: parent.right
                anchors.margins: Style.current.smallPadding
                isMessage: true
                shouldRepeatHeader: true
                messageTimestamp: Date.now()
                senderDisplayName: "@vitalik"
                senderIcon: "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAyCAYAAAAeP4ixAAAAb0lEQVR4Ae3UQQqAIBRF0Wj9ba9Bq6l5JBQqfn/ngDMH3YS3AAB/tO3H+XRG3b9bR/+gVoREI2RapVXpfd5+X5oXERKNkHS+rk3tOpWkeREh0QiZVu91ql2zNC8iJBoh0yqtSqt1slpCghICANDPBc0ESPh0bHkHAAAAAElFTkSuQmCC"
                messageText: qsTr("Blockchains will drop search costs, causing a kind of decomposition that allows you to have markets of entities that are horizontally segregated and vertically segregated.")
                messageContentType: Constants.messageContentType.messageType
                placeholderMessage: true
            }
        }

        StatusSectionHeadline {
            id: sectionHeadlineFontSize
            text: qsTr("Text size")
            anchors.top: preview.bottom
            anchors.topMargin: Style.current.bigPadding*2
            anchors.left: parent.left
            anchors.right: parent.right
        }

        StatusQ.StatusLabeledSlider {
            id: fontSizeSlider
            anchors.top: sectionHeadlineFontSize.bottom
            anchors.topMargin: Style.current.padding
            width: parent.width

            textRole: "name"
            valueRole: "value"
            model: ListModel {
                ListElement { name: qsTr("XS"); value: Theme.FontSizeXS }
                ListElement { name: qsTr("S"); value: Theme.FontSizeS }
                ListElement { name: qsTr("M"); value: Theme.FontSizeM }
                ListElement { name: qsTr("L"); value: Theme.FontSizeL }
                ListElement { name: qsTr("XL"); value: Theme.FontSizeXL }
                ListElement { name: qsTr("XXL"); value: Theme.FontSizeXXL }
            }

            value: localAccountSensitiveSettings.fontSize

            onCurrentValueChanged: {
                const fontSize = currentValue
                if (localAccountSensitiveSettings.fontSize !== fontSize) {
                    localAccountSensitiveSettings.fontSize = fontSize
                    appearanceView.updateFontSize(fontSize)
                }
            }
        }

        StatusSectionHeadline {
            id: labelZoom
            anchors.top: fontSizeSlider.bottom
            anchors.topMargin: Style.current.bigPadding*2
            anchors.left: parent.left
            anchors.right: parent.right
            text: qsTr("Zoom (requires restart)")
        }

        StatusQ.StatusLabeledSlider {
            id: zoomSlider
            readonly property int initialValue: {
                let scaleFactorStr = appearanceView.appearanceStore.readTextFile(uiScaleFilePath)
                if (scaleFactorStr === "") {
                    return 100
                }
                let scaleFactor = parseFloat(scaleFactorStr)
                if (isNaN(scaleFactor)) {
                    return 100
                }
                return scaleFactor * 100
            }
            anchors.top: labelZoom.bottom
            anchors.topMargin: Style.current.padding
            width: parent.width
            from: 50
            to: 200
            stepSize: 50
            model: [ qsTr("50%"), qsTr("100%"), qsTr("150%"), qsTr("200%") ]
            value: initialValue
            onValueChanged: {
                if (value !== initialValue) {
                    appearanceView.appearanceStore.writeTextFile(uiScaleFilePath, value / 100.0)
                }
            }
            onPressedChanged: {
                if (!pressed && value !== initialValue) {
                    confirmAppRestartModal.open()
                }
            }

            ConfirmAppRestartModal {
                id: confirmAppRestartModal
                onClosed: {
                    zoomSlider.value = zoomSlider.initialValue
                }
            }
        }

        Rectangle {
            id: modeSeparator
            anchors.top: zoomSlider.bottom
            anchors.topMargin: Style.current.padding*3
            anchors.left: parent.left
            anchors.right: parent.right
            height: 1
            color: Style.current.separator
        }

        StatusSectionHeadline {
            id: sectionHeadlineAppearance
            text: qsTr("Mode")
            anchors.top: modeSeparator.bottom
            anchors.topMargin: Style.current.padding*3
            anchors.left: parent.left
            anchors.right: parent.right
        }

        RowLayout {
            id: appearanceSection
            anchors.top: sectionHeadlineAppearance.bottom
            anchors.topMargin: Style.current.padding
            anchors.left: parent.left
            anchors.right: parent.right
            spacing: Style.current.halfPadding

            StatusImageRadioButton {
                Layout.preferredWidth: parent.width/3 - parent.spacing
                Layout.preferredHeight: implicitHeight
                image.source: Style.png("appearance-light")
                control.text: qsTr("Light")
                control.checked: localAppSettings.theme === Universal.Light
                onRadioCheckedChanged: {
                    if (checked) {
                        appearanceView.updateTheme(Universal.Light)
                    }
                }
            }

            StatusImageRadioButton {
                Layout.preferredWidth: parent.width/3 - parent.spacing
                image.source: Style.png("appearance-dark")
                control.text: qsTr("Dark")
                control.checked: localAppSettings.theme === Universal.Dark
                onRadioCheckedChanged: {
                    if (checked) {
                        appearanceView.updateTheme(Universal.Dark)
                    }
                }
            }

            StatusImageRadioButton {
                Layout.preferredWidth: parent.width/3 - parent.spacing
                image.source: Style.png("appearance-system")
                control.text: qsTr("System")
                control.checked: localAppSettings.theme === Universal.System
                onRadioCheckedChanged: {
                    if (checked) {
                        appearanceView.updateTheme(Universal.System)
                    }
                }
            }
        }
    }
}