/*
 * This file is part of the Flowee project
 * Copyright (C) 2022-2023 Tom Zander <tom@flowee.org>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
import QtQuick
import QtQuick.Controls as QQC2
import QtQuick.Layouts
import "../Flowee" as Flowee

Page {
    headerText: qsTr("Display Settings")
    id: root

    ColumnLayout {
        width: parent.width
        spacing: 10

        PageTitledBox {
            title: qsTr("Font sizing")
            Row {
                width: parent.width
                id: fontSizing
                property double buttonWidth: width / 6
                Repeater {
                    model: 6
                    delegate: Item {
                        width: fontSizing.buttonWidth
                        height: 30
                        property int target: index * 25 + 75

                        Rectangle {
                            width: parent.width - 5
                            x: 2.5
                            height: 3
                            color: Pay.fontScaling === target ? palette.highlight : palette.button
                        }

                        Flowee.Label {
                            font.pixelSize: 15
                            text: "" + target
                            anchors.bottom: parent.bottom
                            anchors.horizontalCenter: parent.horizontalCenter
                        }
                        MouseArea {
                            anchors.fill: parent
                            anchors.topMargin: -30
                            onClicked: Pay.fontScaling = target
                        }
                    }
                }
            }
        }

        PageTitledBox {
            title: qsTr("Unit")

            Flowee.ComboBox {
                id: unitSelector
                model: {
                    var answer = [];
                    for (let i = 0; i < 5; ++i) {
                        answer[i] = Pay.nameOfUnit(i);
                    }
                    return answer;
                }
                currentIndex: Pay.unit
                onCurrentIndexChanged: Pay.unit = currentIndex
            }

            Rectangle {
                anchors.horizontalCenter: parent.horizontalCenter
                color: "#00000000"
                radius: 6
                border.color: palette.button
                border.width: 0.8

                implicitHeight: units.height + 10
                implicitWidth: units.width + 10

                GridLayout {
                    id: units
                    columns: 3
                    x: 5; y: 5
                    rowSpacing: 0
                    Flowee.Label {
                        text: {
                            var answer = "1";
                            for (let i = Pay.unitAllowedDecimals; i < 8; ++i) {
                                answer += "0";
                            }
                            return answer + " " + Pay.unitName;
                        }
                        Layout.alignment: Qt.AlignRight
                    }
                    Flowee.Label { text: "=" }
                    Flowee.Label { text: "1 Bitcoin Cash" }

                    Flowee.Label { text: "1 " + Pay.unitName; Layout.alignment: Qt.AlignRight; visible: Pay.isMainChain}
                    Flowee.Label { text: "="; visible: Pay.isMainChain}
                    Flowee.Label {
                        text: {
                            var amount = 1;
                            for (let i = 0; i < Pay.unitAllowedDecimals; ++i) {
                                amount = amount * 10;
                            }
                            return Fiat.formattedPrice(amount, Fiat.price);
                        }
                        visible: Pay.isMainChain
                    }
                }
            }
        }

        TextButton {
            text: qsTr("Change Currency (%1)").arg(Fiat.currencyName)
            showPageIcon: true
            onClicked: thePile.push("./CurrencySelector.qml")
        }

        PageTitledBox {
            title: qsTr("Main View")
            visible: Pay.isMainChain // because we only have one option right now

            Flowee.CheckBox {
                text: qsTr("Show Bitcoin Cash value")
                checked: Pay.activityShowsBch
                onCheckedChanged: Pay.activityShowsBch = checked
                visible: Pay.isMainChain // only mainchain has fiat value
            }
        }
    }
}