/*Copyright (C) 2019 Centro de Computacao Cientifica e Software Livre
Departamento de Informatica - Universidade Federal do Parana

This file is part of Plataforma Integrada MEC.

Plataforma Integrada MEC is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

Plataforma Integrada MEC 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 Affero General Public License for more details.

You should have received a copy of the GNU Affero General Public License
along with Plataforma Integrada MEC.  If not, see <http://www.gnu.org/licenses/>.*/

import React, {useContext, useState} from 'react';
import { Button } from '@material-ui/core';
import Modal from '@material-ui/core/Modal';
import Backdrop from '@material-ui/core/Backdrop';
import Fade from '@material-ui/core/Fade';
import styled from 'styled-components'
import {Store} from '../Store.js'
import axios from 'axios'
import {apiUrl, apiDomain} from '../env';
import CloseIcon from '@material-ui/icons/Close';
import PublicIcon from '@material-ui/icons/Public';
import LockIcon from '@material-ui/icons/Lock';
import LoadingSpinner from './LoadingSpinner.js'
import CriarColecaoForm from './CriarColecaoForm.js'
import SnackbarComponent from './SnackbarComponent'

function CloseModalButton (props) {
    return (
        <StyledCloseModalButton onClick={props.handleClose}>
            <CloseIcon/>
        </StyledCloseModalButton>
    )
}

function getConfig () {
    let config = {
        headers : {
            'Accept': 'application/json',
            'Content-Type': 'application/json',
            'Access-Token': sessionStorage.getItem('@portalmec/accessToken'),
            'Client': sessionStorage.getItem('@portalmec/clientToken'),
            'Uid': sessionStorage.getItem('@portalmec/uid')
        }
    }
    return config
}

export default function ReportModal (props) {
    const {state} = useContext(Store)
    const [collsArr, setcolls] = useState([])
    const [loading, toggleLoading] = useState(true)
    const [creatingCol, setCreating] = useState(false)

    const getCols = () => {
        if (collsArr.length === 0) {
            const id = state.currentUser.id
            const config = getConfig()

            axios.get( (`${apiUrl}/users/` + id + '/collections'), config
            ).then( (response) => {
                if ( response.headers['access-token'] ) {
                    sessionStorage.setItem('@portalmec/accessToken', response.headers['access-token'])
                }
                console.log(response)
                setcolls(response.data)
                toggleLoading(false)
            }, (error) => {console.log('error')})
        }
    }

    const postToCol = (colId) => {
        const config = getConfig()
        const payload = {
            "collection" : {
                "items" : [ {"id":props.recursoId, "type":"LearningObject"} ]
            }
        }

        axios.post( (`${apiUrl}/collections/` + colId + '/items'), payload, config
        ).then( (response) => {
            if ( response.headers['access-token'] ) {
                sessionStorage.setItem('@portalmec/accessToken', response.headers['access-token'])
            }
            console.log(response)
            toggleSnackbar(true)
            setCreating(false)
            props.handleClose()
        }, (error) => {console.log(error)})
    }

    const [snackbarOpen, toggleSnackbar] = useState(false)

    return (
    <React.Fragment>
        <SnackbarComponent snackbarOpen={snackbarOpen} severity={"info"} handleClose={() => {toggleSnackbar(false)}} text={"O Recurso foi guardado na coleção!"}
            />
        <StyledModal
            aria-labelledby="transition-modal-title"
            aria-describedby="transition-modal-description"
            open={props.open}

            centered="true"
            onClose={props.handleClose}
            closeAfterTransition
            BackdropComponent={Backdrop}
            BackdropProps={{
                timeout: 500,
            }}
            onRendered={() => {getCols()}}
        >
            <Fade in={props.open}>
                <Container>
                    <Header>
                        <span style={{width:"32px"}}/>
                        <h2>Guardar recurso</h2>
                        <CloseModalButton handleClose={props.handleClose}/>
                    </Header>
                    <Content style={{paddingTop : "0"}}>
                        <ResourceInfo>
                            <img src={apiDomain + props.thumb} alt="thumbnail recurso"/>
                            <div className="text">
                                <h3>{props.title}</h3>
                            </div>
                        </ResourceInfo>
                        {
                            loading ?
                            (
                                <LoadingSpinner text="Carregando coleções"/>
                            )
                            :
                            (
                                <ChooseColContainer>
                                    {
                                        creatingCol ?
                                        (
                                            <CriarColecaoForm
                                                handleClose={() => setCreating(false)}
                                                finalize = {postToCol}
                                                />
                                        )
                                        :
                                        (
                                                state.currentUser.collections_count === 0 ?
                                                (
                                                    <>
                                                        <div classname="no-cols">
                                                            <h2>Você não possui coleções ainda.</h2>
                                                        </div>
                                                    </>
                                                )
                                                :
                                                (
                                                    <>
                                                        <ChooseCol>
                                                            <h2>Escolha uma Coleção: </h2>
                                                            <div className="cols-list">
                                                            {
                                                                collsArr.map(collection =>
                                                                    <div className="row" key={collection.id}>
                                                                        <div style={{display : "flex", flexDirection : "row", justifyContent : "space-between", alignItems : "center"}}>
                                                                            {
                                                                                collection.privacy === "public" ?
                                                                                <PublicIcon className="icon"/>
                                                                                : <LockIcon className="icon"/>
                                                                            }
                                                                            <h5>{collection.name}</h5>
                                                                        </div>
                                                                        <GuardarBotao onClick={() => {postToCol(collection.id)}}>GUARDAR</GuardarBotao>
                                                                    </div>
                                                                )
                                                            }
                                                            </div>
                                                        </ChooseCol>
                                                        <div style={{display : "flex", justifyContent : "center"}}>
                                                            <CriarColButton onClick={() => {setCreating(true)}}>CRIAR COLEÇÃO</CriarColButton>
                                                        </div>
                                                    </>
                                                )

                                        )
                                    }
                                </ChooseColContainer>
                            )
                        }
                    </Content>
                </Container>
            </Fade>
        </StyledModal>
    </React.Fragment>
    )
}

const GuardarBotao = styled(Button)`
    &:hover {
        background-color : #503096 !important;
    }
    max-height : 36px !important;
    background-color : #673ab7 !important;
    color : #fff !important;
    box-shadow : 0 2px 5px 0 rgba(0,0,0,.26) !important;
    padding-left : 32px !important;
    padding-right : 32px !important;
`

const ChooseCol = styled.div`
    display : flex;
    flex-direction : column;
    h2 {
        margin-top : 20px;
        margin-bottom : 10px;
        font-size : 24px;
        font-weight : 500;
    }

    .icon {
        vertical-align : middle !important;
        font-weight : normal !important;
        font-style : normal !important;
        font-size : 24px !important;
        line-height : 1 !important;
        letter-spacing : normal !important;
        text-transform : none !important;
        display : inline-block !important;
        white-space : nowrap !important;
        word-wrap : normal !important;
        direction : ltr !important;
        padding-right : 2px;
    }

    .cols-list {
        overflow-x : hidden;
        overflow-y : auto;

        .row {
            display : flex;
            flex-direction : row;
            padding : 10px;
            border-radius : 5px;
            max-height : 60px;
            align-items : center;
            align-content : center;
            max-width : 100%;
            justify-content : space-between;

            h5 {
                padding : 0 20px;
                margin : 0;
                font-size : 14px;
                font-weight : 600;
            }
        }
    }
`

const CriarColButton = styled(Button)`
    width : 200px !important;
    margin-top : 16px !important;
    background-color : #673ab7 !important;
    margin-left : auto !important;
    margin-right : auto !important;
    color : #fff !important;
    font-weight : 600 !important;
    box-shadow : !important;
    padding-left : 0 2px 5px 0 rgba(0,0,0,.26) 16px !important;
    padding-right : 16px !important;
`

const ChooseColContainer = styled.div`
    display : flex;
    flex-direction : column;
    color : #666;

    .no-cols {
        align-self : center;
        margin-top : 20px;
        margin-bottom : 30px;
        font-size : 24px;
        font-weight : 500;
    }
`

const ResourceInfo = styled.div`
    margin-top : 0;
    background-color : #f4f4f4;
    overflow : hidden;
    border-radius : 5px;
    display : flex;
    flex-direction : row;
    align-items : center;
    align-content : center;
    max-wdith : 100%;
    justify-content : space-between;

    .text {
        max-height : 100%;
        max-width : 66.66%;
        display : flex;
        flex-direction : column;
        text-align : center;

        h3 {
            font-size : 20px;
            font-weight : 500;
            padding : 10px;
        }
    }

    img {
        object-fit : cover;
        height : 115px;
        max-width : 165px;
        background-color : #e5e5e5;
        float : left;
        padding : 0;

        @media screen and (min-width : 600px) {
            margin-right : 20px;
            margin-bottom : 0;
        }
        @media screen and (max-width : 768px) {
            width : 100%;
        }
    }

`

const Content = styled.div`
    padding : 20px 30px;
    overflow-y : scroll;

`

const Header = styled.div`
    display : flex;
    flex-direction : row;
    padding : 10px 26px 0 26px;
    align-items : center;
    justify-content : space-between;
    height : 64px;

    h2 {
        font-size : 26px;
        font-weight : lighter;
        color : #666
    }
`

const StyledCloseModalButton = styled(Button)`
    display : inline-block;
    position : relative;
    float : right !important;
    margin-right : -8px !important;
    background : transparent !important;
    min-width: 0 !important;
    width : 40px;
`

const StyledModal = styled(Modal)`
    .djXaxP{
        margin : 0 !important;
    }
    display : flex;
    align-items: center;
    justify-content : center;
    text-align : center;
    padding : 10px !important;
    max-width : none;
    max-height : none;
`

const Container = styled.div`
    box-sizing : border-box;
    box-shadow : 0 7px 8px -4px rgba(0,0,0,.2),0 13px 19px 2px rgba(0,0,0,.14),0 5px 24px 4px rgba(0,0,0,.12);
    background-color : white;
    align : center;
    display : flex;
    flex-direction : column;
    min-width : 240px;
    max-height : none;
    position : relative;
    padding : 10px;
    border-radius : 4px;

    @media screen and (min-width : 700px) {
        max-width : 600px;
        max-height : 600px;
    }

    @media screen and (max-width : 699px) {
        width : 100%;
        height : 100%;
    }
`