//  This file is part of Friendiqa
//  https://git.friendi.ca/lubuwest/Friendiqa
//  Copyright (C) 2020 Marco R. <thomasschmidt45@gmx.net>
//
//  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.
//
//  In addition, as a special exception, the copyright holders give
//  permission to link the code of portions of this program with the
//  OpenSSL library under certain conditions as described in each
//  individual source file, and distribute linked combinations including
//  the two.
//
//  You must obey the GNU General Public License in all respects for all
//  of the code used other than OpenSSL. If you modify file(s) with this
//  exception, you may extend this exception to your version of the
//  file(s), but you are not obligated to do so. If you do not wish to do
//  so, delete this exception statement from your version. If you delete
//  this exception statement from all source files in the program, then
//  also delete it here.
//
//  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 2.0
import QtQuick.Controls 2.12
import "qrc:/js/helper.js" as Helperjs
import "qrc:/js/news.js" as Newsjs
import "qrc:/js/service.js" as Service
import "qrc:/qml/genericqml"


Page {
    id:contactList
    property var contact:({})
    property string profileimagesource:contact.profile_image

    //function backRequested(){pageStack.pop()}

    function getDateDiffString (seconds){
        var timestring="";
        if (seconds<60) {timestring= Math.round(seconds) +  " " +qsTr("seconds");}
        else if (seconds<90){timestring= Math.round(seconds/60) +  " " +qsTr("minute") ;}
        else if (seconds<3600){timestring= Math.round(seconds/60) +  " " +qsTr("minutes");}
        else if (seconds<5400){timestring= Math.round(seconds/3600) +  " " +qsTr("hour");}
        else if (seconds<86400){timestring= Math.round(seconds/3600) +  " " +qsTr("hours");}
        else if (seconds<129600){timestring= Math.round(seconds/86400) +  " " +qsTr("day");}
        else if (seconds<3888000){timestring= Math.round(seconds/86400) +  " " +qsTr("days");}
        else if (seconds<5832000){timestring= Math.round(seconds/3888000) +  " " +qsTr("month");}
        else if (seconds<69984000){timestring= Math.round(seconds/3888000) +  " " +qsTr("months");}
        else {timestring= Math.round(seconds/46656000) +  " " + qsTr("years");}

        return timestring;
    }

    function getActivitiesView(newsitemobject){
        var likeText="";var dislikeText="";var attendyesText="";var attendnoText="";var attendmaybeText="";  var self={};
        try{if (newsitemobject.messagetype==0&&newsitemobject.hasOwnProperty('friendica_activities')){
                if (newsitemobject.friendica_activities.like.length>0){
                    if (newsitemobject.friendica_activities.like.length==1){likeText= newsitemobject.friendica_activities.like[0].name+" "+ qsTr("likes this.")}
                    else {likeText= newsitemobject.friendica_activities.like.length+" "+ qsTr("like this.")}
                }
                if (newsitemobject.friendica_activities.dislike.length>0){
                    if (newsitemobject.friendica_activities.dislike.length==1){dislikeText= newsitemobject.friendica_activities.dislike[0].name+" "+ qsTr("doesn't like this.")}
                    else {dislikeText= newsitemobject.friendica_activities.dislike.length+" "+ qsTr("don't like this.")}
                }
                if (newsitemobject.friendica_activities.attendyes.length>0){
                    if (newsitemobject.friendica_activities.attendyes.length==1){attendyesText=newsitemobject.friendica_activities.attendyes[0].name+" "+ qsTr("will attend.")}
                    else {attendyesText= newsitemobject.friendica_activities.attendyes.length+" "+ qsTr("persons will attend.")}
                }
                if (newsitemobject.friendica_activities.attendno.length>0){
                    if (newsitemobject.friendica_activities.attendno.length==1){attendnoText= newsitemobject.friendica_activities.attendno[0].name+" "+ qsTr("will not attend.")}
                    else {attendnoText= newsitemobject.friendica_activities.attendno.length+" "+ qsTr("persons will not attend.")}
                }
                if (newsitemobject.friendica_activities.attendmaybe.length>0){
                    if (newsitemobject.friendica_activities.attendmaybe.length==1){attendmaybeText= newsitemobject.friendica_activities.attendmaybe[0].name+" "+ qsTr("may attend.")}
                    else {attendmaybeText= newsitemobject.friendica_activities.attendmaybe.length+" "+ qsTr("persons may attend.")}
                }
                //var friendica_activities_self=JSON.parse(newsitemobject.friendica_activities_self);
            }} catch(e){print("Activities "+e+ " "+JSON.stringify(newsitemobject.friendica_activities))}
        return {likeText:likeText,dislikeText:dislikeText,attendyesText:attendyesText,attendnoText:attendnoText,attendmaybeText:attendmaybeText}
    }

    function showConversation(conversationIndex,newsitemobject){
        if(newsitemobject.messagetype==0 || newsitemobject.messagetype==3){
            xhr.clearParams();
            xhr.setLogin(login.username+":"+Qt.atob(login.password));
            xhr.setUrl(login.server);
            xhr.setApi("/api/conversation/show");
            xhr.setParam("id",newsitemobject.id)
            xhr.get();
        }
        else{
            xhr.clearParams();
            xhr.setLogin(login.username+":"+Qt.atob(login.password));
            xhr.setUrl(login.server);
            xhr.setApi("/api/direct_messages/conversation");
            xhr.setParam("uri",newsitemobject.statusnet_conversation_id)
            xhr.get();
        }
    }

    Timer {id:contacttimer; interval: 50; running: false; repeat: false
        onTriggered: {
            root.newContacts=Newsjs.findNewContacts(root.news,root.contactlist);
            root.onNewContactsChanged(root.newContacts);
            Newsjs.storeNews(login,db,root.news,root)
        }
    }

    ListView {
        id: contactView
        x:mm
        y:4*root.fontFactor*osSettings.bigFontSize
        width: contactList.width-2*mm
        height:contactList.height-7*root.fontFactor*osSettings.bigFontSize
        clip: true
        spacing: 0
        property string viewtype: "conversation"
        header: contactHeader
        model: contactModel
        delegate: Newsitem{}
    }

    BusyIndicator{
        id: contactBusy
        anchors.centerIn:parent
        width:10*mm
        height: 10*mm
        running: true
    }

    Component {  id: contactHeader
        Rectangle{
            border.color: "#EEEEEE"
            border.width: 1
            color:"white"
            width:contactView.width
            height: contactView.width<35*root.fontFactor*osSettings.systemFontSize?(profileImage.height+namelabel.height+detailtext.height+7*mm):Math.max(profileImage.height,(buttonflow.height+namelabel.height+detailtext.height))+7*mm
            //height: wrapper.height
            property var createdAtDate: new Date(contact.created_at)
            property string connectUrl: (contact.network!=="dfrn")||(contact.isFriend!=0)?"":( "<a href='"+contact.url.replace("profile","dfrn_request") +"'>"+qsTr("Connect")+"</a><br>")

            Image {
                id: profileImage
                x:mm
                y:mm
                width: Math.min(15*root.fontFactor*osSettings.bigFontSize,contactView.width/2) //contactView.width/2
                height:width
                source:(contact.profile_image!="")? "file://"+contact.profile_image : contact.profile_image_url
                onStatusChanged: if (profileImage.status == Image.Error) {source="qrc:/images/defaultcontact.jpg"}
                Connections{
                    target:contactList
                    onProfileimagesourceChanged:profileImage.source=profileimagesource
                }
            }
            Flow{id:buttonflow
                anchors.right: parent.right
                anchors.rightMargin: mm
                width: contactView.width - (profileImage.width+3*mm)
                height: (contact.hasOwnProperty("acct"))?21*mm:15*mm//profileImage.height
                y: mm
                spacing:4

                BlueButton{
                    id:photobutton
                    height: 6*mm
                    width: 8*mm
                    text: "\uf03e" // "Photos"
                    visible:(contact.network=="dfrn")
                    onClicked:{
                        rootstack.currentIndex=2;
                        bar.currentIndex=2;
                        fotostab.phototabstatus="Contact";

                        //fotostab.active=true;
                        fotoSignal(root.login,contact) ;
                        rootstackView.pop();
                    }
                }

                BlueButton{
                    id:dmbutton
                    height: 6*mm
                    width: 8*mm
                    visible: (contact.following=="true")
                    text: "\uf040" //"DM"
                    onClicked:{
                        rootstack.currentIndex=0;
                        newsSwipeview.currentIndex=2;
                        directmessageSignal(contact)
                    }
                }

                BlueButton{
                    id:eventbutton
                    visible:(contact.network=="dfrn")
                    height: 6*mm
                    width: 8*mm
                    text:"\uf073"
                    onClicked:{
                        rootstack.currentIndex=3;
                        bar.currentIndex=3;
                        calendartab.calendartabstatus="Friend"
                        eventSignal(contact);
                        rootstackView.pop()
                    }
                }
                BlueButton{
                    id:approvebutton
                    visible:(contact.hasOwnProperty("acct"))
                    height: 6*mm
                    //width: implicitContentWidth+2*mm//8*mm
                    text:qsTr("Approve")
                    onClicked:{

                        Helperjs.friendicaPostRequest(login,"/api/v1/follow_requests/" + contact.id + "/authorize",'',"POST",root,function(returnvalue){
                            Helperjs.deleteData(db,"friendshiprequests",login.username,function(){},"id", contact.id)
                        })
                        root.friendsSignal();
                        rootstackView.pop()
                    }
                }
                BlueButton{
                    id:rejectbutton
                    visible:(contact.hasOwnProperty("acct"))
                    height: 6*mm
                    //width: implicitContentWidth+2*mm//8*mm
                    text:qsTr("Reject")
                    onClicked:{
                        Helperjs.friendicaPostRequest(login,"/api/v1/follow_requests/" + contact.id + "/reject",'',"POST",root,function(returnvalue){
                            Helperjs.deleteData(db,"friendshiprequests",login.username,function(){},"id", contact.id)
                        })
                        root.friendsSignal();
                        rootstackView.pop()
                    }
                }
                BlueButton{
                    id:ignorebutton
                    visible:(contact.hasOwnProperty("acct"))
                    height: 6*mm
                    //width: implicitContentWidth+2*mm//8*mm
                    text:qsTr("Ignore")
                    onClicked:{
                        Helperjs.friendicaPostRequest(login,"/api/v1/follow_requests/" + contact.id + "/ignore",'',"POST",root,function(returnvalue){
                            Helperjs.deleteData(db,"friendshiprequests",login.username,function(){},"id", contact.id)
                        });
                        root.friendsSignal();
                        rootstackView.pop()
                    }
                }
                BlueButton{
                    id:followbutton
                    visible:(contact.isFriend==0)
                    height: 6*mm
                    //width: implicitContentWidth+2*mm//8*mm
                    text:qsTr("Follow")
                    onClicked:{
                        contactBusy.running=true;
                        Helperjs.friendicaPostRequest(login,"/api/v1/accounts/" + contact.id + "/follow",'',"POST",root,function(returnvalue){
                            Helperjs.updateData(db,"contacts",login.username,"isFriend",1,function(){},"id",contact.id)
                            root.friendsSignal(login.username);
                            rootstackView.pop()
//                            var username=login.username
                            //
                        });

                    }
                }

                BlueButton{
                    id:unfollowbutton
                    visible:(contact.isFriend==1)
                    height: 6*mm
                    //width: implicitContentWidth+2*mm//8*mm
                    text:qsTr("Unfollow")
                    onClicked:{
                        Helperjs.friendicaPostRequest(login,"/api/v1/accounts/" + contact.id + "/unfollow",'',"POST",root,function(returnvalue){
                            contactBusy.running=true;
                            Helperjs.updateData(db,"contacts",login.username,"isFriend",0,function(){},"id",contact.id)
                            root.friendsSignal(login.username);
                            rootstackView.pop()
                        });
                    }
                }


            }//Flow end
            Label {
                id: namelabel
                //x:mm
                width: contactView.width<35*root.fontFactor*osSettings.systemFontSize?contactView.width-2*mm:contactView.width-17*root.fontFactor*osSettings.bigFontSize
                height: implicitHeight
                text:contact.name+" (@"+contact.screen_name+")"
                wrapMode: Text.Wrap//elide:Text.ElideRight
                color: "#303030"
                font.pointSize: 1.2*osSettings.bigFontSize
                font.family: "Noto Sans"
                anchors.top: contactView.width<35*root.fontFactor*osSettings.systemFontSize?profileImage.bottom:buttonflow.bottom
                anchors.margins: mm
                anchors.left: contactView.width<35*root.fontFactor*osSettings.systemFontSize?contactView.left:profileImage.right
            }
            Text{
                id:detailtext
                anchors.top: namelabel.bottom
                anchors.left: contactView.width<35*root.fontFactor*osSettings.systemFontSize?contactView.left:profileImage.right
                anchors.margins: 2*mm
                //x:mm
                width: contactView.width<35*root.fontFactor*osSettings.systemFontSize?contactView.width-2*mm:contactView.width-17*root.fontFactor*osSettings.bigFontSize
                height: implicitHeight
                font.pointSize: osSettings.systemFontSize
                font.family: "Noto Sans"
                textFormat:Text.RichText
                wrapMode: Text.Wrap
                text:"<b>"+qsTr("Description")+": </b> "+(Qt.atob(contact.description)!=""?contact.description:"")+"<br> <b>"+qsTr("Location")+":</b> "+contact.location+"<br> <b>"+qsTr("Posts")+":</b> "+contact.statuses_count+
                     "<br> <b>"+qsTr("URL")+":</b> <a href='"+ contact.url+"'>"+contact.url+"</a><br>"+
                     connectUrl+ "<b>"+qsTr("Created at")+":</b> "+createdAtDate.toLocaleString(Qt.locale())
                onLinkActivated: {
                    Qt.openUrlExternally(link)}
            }


            //}
        }

    }//Component end

    Connections{
        target:xhr
        function onError(data,url,api,code){
            if (data !="contactlist"){Helperjs.showMessage(qsTr("Network Error"),"API:\n" +login.server+api+"\n Return: \n"+data,root);}
            contactBusy.running=false;
        }
        function onSuccess(data,api){
            Service.processNews(api,data)
            replySignal("")
        }
    }

    Connections{
        target:root
        function onContactpostsChanged(){
            if (root.contactposts.length>0&&root.contactposts[0]!=null){profileimagesource=root.contactposts[0].friendica_author.profile_image_url_large}
            contactBusy.running=false;
            contactModel.clear();
            var currentTime= new Date();
            var msg = {'currentTime': currentTime, 'model': contactModel,'news':root.contactposts, 'options':globaloptions};
            contactWorker.sendMessage(msg)
        }
    }

    ListModel{id: contactModel}

    WorkerScript {
        id: contactWorker
        source: "qrc:/js/newsworker.js"
    }

    MButton {
        id: closeButton
        anchors.top: parent.top
        anchors.topMargin: 0.5*root.fontFactor*osSettings.bigFontSize
        anchors.right: parent.right
        anchors.rightMargin: 1*mm
        width: 2*root.fontFactor*osSettings.bigFontSize;
        text: "\uf057"
        //font.pixelSize: 3*mm
        onClicked: {
            rootstackView.pop()
        }
    }
    Component.onCompleted: {
        xhr.clearParams();
        xhr.setLogin(login.username+":"+Qt.atob(login.password));
        xhr.setUrl(login.server);
        if(contact.isFriend==1 || contact.hasOwnProperty("acct")){
            xhr.setApi("/api/statuses/user_timeline");}
        else{xhr.setApi("/api/users/show");}
        xhr.setParam("user_id",contact.id)
        xhr.get();
    }
}