import QtQuick 2.13
import QtQuick.Controls 2.13
import QtQuick.Layouts 1.13
import "../../../../imports"
import "../../../../shared"
import "../../../../shared/status"
import "./"

ModalPopup {
    id: popup
    property bool addMembers: false
    property int currMemberCount: 1
    property int memberCount: 1
    readonly property int maxMembers: 10
    property var pubKeys: []
    property bool isAdmin: false

    function resetSelectedMembers(){
        pubKeys = [];
        memberCount = chatsModel.activeChannel.members.rowCount();
        currMemberCount = memberCount;
        contactList.membersData.clear();

        const contacts = chatView.getContactListObject()

        contacts.forEach(function (contact) {
            if(chatsModel.activeChannel.contains(contact.pubKey) ||
                    !contact.isContact) {
                return;
            }
            contactList.membersData.append(contact)
        })
    }

    onOpened: {
        addMembers = false;
        popup.isAdmin = chatsModel.activeChannel.isAdmin(profileModel.profile.pubKey)
        btnSelectMembers.enabled = false;
        resetSelectedMembers();
    }

    function doAddMembers(){
        if(pubKeys.length === 0) return;
        chatsModel.groups.addMembers(chatsModel.activeChannel.id, JSON.stringify(pubKeys));
        popup.close();
    }

    header: Item {
      height: children[0].height
      width: parent.width


      StatusLetterIdenticon {
          id: letterIdenticon
          width: 36
          height: 36
          anchors.top: parent.top
          color: chatsModel.activeChannel.color
          chatName: chatsModel.activeChannel.name
      }
    
      StyledTextEdit {
          id: groupName
          //% "Add members"
          text: addMembers ? qsTrId("add-members") : chatsModel.activeChannel.name
          anchors.top: parent.top
          anchors.topMargin: 2
          anchors.left: letterIdenticon.right
          anchors.leftMargin: Style.current.smallPadding
          font.bold: true
          font.pixelSize: 14
          readOnly: true
          wrapMode: Text.WordWrap
      }

      StyledText {
          text: {
            let cnt = memberCount;
            if(addMembers){
                //% "%1 / 10 members"
                return qsTrId("%1-/-10-members").arg(cnt)
            } else {
                //% "%1 members"
                if(cnt > 1) return qsTrId("%1-members").arg(cnt);
                //% "1 member"
                return qsTrId("1-member");
            }
          }
          width: 160
          anchors.left: letterIdenticon.right
          anchors.leftMargin: Style.current.smallPadding
          anchors.top: groupName.bottom
          anchors.topMargin: 2
          font.pixelSize: 14
          color: Style.current.darkGrey
      }

      Rectangle {
            id: editGroupNameBtn
            visible: !addMembers && popup.isAdmin
            height: 24
            width: 24
            anchors.verticalCenter: groupName.verticalCenter
            anchors.leftMargin: 4
            anchors.left: groupName.right
            radius: 8

            SVGImage {
                id: editGroupImg
                source: "../../../img/edit-group.svg"
                height: 16
                width: 16
                anchors.horizontalCenter: parent.horizontalCenter
                anchors.verticalCenter: parent.verticalCenter
            }

            MouseArea {
                id: closeModalMouseArea
                cursorShape: Qt.PointingHandCursor
                anchors.fill: parent
                hoverEnabled: true
                onExited: {
                    editGroupNameBtn.color = Style.current.white
                }
                onEntered: {
                    editGroupNameBtn.color = Style.current.grey
                }
                onClicked: renameGroupPopup.open()
            }
        }

        RenameGroupPopup {
            id: renameGroupPopup
        }
    }

    Item {
        id: addMembersItem
        anchors.fill: parent

        SearchBox {
            id: searchBox
            visible: addMembers
            iconWidth: 17
            iconHeight: 17
            customHeight: 44
            fontPixelSize: 15
        }

        NoFriendsRectangle {
            id: noContactsRect
            visible: contactList.membersData.count === 0
            anchors.top: searchBox.bottom
            anchors.topMargin: Style.current.xlPadding
            anchors.horizontalCenter: parent.horizontalCenter
        }

        ContactList {
            id: contactList
            visible: addMembers && contactList.membersData.count > 0
            anchors.fill: parent
            anchors.topMargin: 50
            anchors.top: searchBox.bottom
            selectMode: memberCount < maxMembers
            searchString: searchBox.text.toLowerCase()
            onItemChecked: function(pubKey, itemChecked){
                var idx = pubKeys.indexOf(pubKey)
                if(itemChecked){
                    if(idx === -1){
                        pubKeys.push(pubKey)
                    }
                } else {
                    if(idx > -1){
                        pubKeys.splice(idx, 1);
                    }
                }
                memberCount = chatsModel.activeChannel.members.rowCount() + pubKeys.length;
                btnSelectMembers.enabled = pubKeys.length > 0
            }
        }
    }

    Item {
        id: groupInfoItem
        anchors.fill: parent

        StyledText {
            id: memberLabel
            //% "Members"
            text: qsTrId("members-title")
            anchors.left: parent.left
            anchors.leftMargin: Style.current.padding
            font.pixelSize: 15
            color: Style.current.darkGrey
        }

        ListView {
            id: memberList
            anchors.fill: parent
            anchors.top: memberLabel.bottom
            anchors.bottom: popup.bottom
            anchors.topMargin: 30
            anchors.bottomMargin: Style.current.padding
            spacing: 4
            Layout.fillWidth: true
            Layout.fillHeight: true
            model: chatsModel.activeChannel.members
            delegate: Item {
                id: contactRow
                width: parent.width
                height: identicon.height

                property string nickname: {
                    // Get contact nickname
                    const contactList = profileModel.contacts.list
                    const contactCount = contactList.rowCount()
                    let nickname = ""
                    for (let i = 0; i < contactCount; i++) {
                        if (contactList.rowData(i, 'pubKey') === model.pubKey) {
                            return contactList.rowData(i, 'localNickname')
                        }
                    }
                    return ""
                }

                StatusImageIdenticon {
                    id: identicon
                    anchors.left: parent.left
                    source: appMain.getProfileImage(model.pubKey)|| model.identicon
                }

                StyledText {
                    text: !model.userName.endsWith(".eth") && !!contactRow.nickname ?
                              contactRow.nickname : Utils.removeStatusEns(model.userName)
                    anchors.left: identicon.right
                    anchors.leftMargin: Style.current.smallPadding
                    anchors.right: adminLabel.left
                    anchors.rightMargin: Style.current.smallPadding
                    anchors.verticalCenter: parent.verticalCenter
                    font.pixelSize: 13
                    MouseArea {
                        anchors.fill: parent
                        cursorShape: Qt.PointingHandCursor
                        onClicked: {
                            const userProfileImage = appMain.getProfileImage(model.pubKey)
                            openProfilePopup(model.userName, model.pubKey, userProfileImage || model.identicon, '', contactRow.nickname)
                        }
                    }
                }

                StyledText {
                    id: adminLabel
                    visible: model.isAdmin
                    //% "Admin"
                    text: qsTrId("group-chat-admin")
                    anchors.right: parent.right
                    anchors.verticalCenter: parent.verticalCenter
                    font.pixelSize: 13
                }

                StyledText {
                    id: moreActionsBtn
                    visible: !model.isAdmin && popup.isAdmin
                    text: "..."
                    anchors.right: parent.right
                    anchors.rightMargin: Style.current.smallPadding
                    anchors.verticalCenter: parent.verticalCenter
                    MouseArea {
                        anchors.fill: parent
                        onClicked: {
                            contextMenu.popup(-contextMenu.width / 2 + moreActionsBtn.width / 2, moreActionsBtn.height + 10)
                        }
                        cursorShape: Qt.PointingHandCursor
                        PopupMenu {
                            id: contextMenu
                            Action {
                                icon.source: "../../../img/make-admin.svg"
                                //% "Make Admin"
                                text: qsTrId("make-admin")
                                onTriggered: chatsModel.groups.makeAdmin(chatsModel.activeChannel.id,  model.pubKey)
                            }
                            Action {
                                icon.source: "../../../img/remove-from-group.svg"
                                icon.color: Style.current.red
                                //% "Remove From Group"
                                text: qsTrId("remove-from-group")
                                onTriggered: chatsModel.groups.kickMember(chatsModel.activeChannel.id,  model.pubKey)
                            }
                        }
                    }
                }
            }
        }
    }

    footer: Item {
        visible: popup.isAdmin
        width: parent.width
        height: children[0].height
        StyledButton {
          visible: !addMembers
          anchors.right: parent.right
          //% "Add members"
          label: qsTrId("add-members")
          anchors.bottom: parent.bottom
          onClicked: {
            addMembers = true;
          }
        }

        Button {
            id: btnBack
            visible: addMembers
            width: 44
            height: 44
            anchors.bottom: parent.bottom
            anchors.left: parent.left
            SVGImage {
                source: "../../../img/arrow-left-btn-active.svg"
                width: 50
                height: 50
            }
            background: Rectangle {
                color: "transparent"
            }
            MouseArea {
                cursorShape: Qt.PointingHandCursor
                anchors.fill: parent
                onClicked : {
                    addMembers = false;
                    resetSelectedMembers();
                }
            }
        }

        StyledButton {
          id: btnSelectMembers
          visible: addMembers
          disabled: memberCount <= currMemberCount
          anchors.right: parent.right
          //% "Add selected"
          label: qsTrId("add-selected")
          anchors.bottom: parent.bottom
          onClicked: doAddMembers()
        }
    }

    content: addMembers ? addMembersItem : groupInfoItem
}