import React, { Component } from 'react';
import { Button, Header, Modal, Form, Input, Icon, Responsive, Image } from 'semantic-ui-react';
import SelectIcons from "./SelectIcons";

const NO_IMAGE="https://react.semantic-ui.com/images/wireframe/image.png";

export default class ModalWindow extends Component {

  constructor(props) {
    super(props);

console.table(this.props);

    this.state = {
      id : "",
      selectedIcon: "",
      name: "",
      img: this.props.type === "new" ? null : this.props.idRoom.image,
      openModal: false
    };

    this.fileInputRef = React.createRef();

    this.addRoomModal = this.addRoomModal.bind(this);
    this.updateIcon = this.updateIcon.bind(this);
  }

  addRoomModal = (e) => {
    let data = {
      "icon" : this.state.selectedIcon,
      "name" : this.state.name,
      "image" : this.state.img
    }
    this.props.addRoom(data);
    this.closeModal();
  }

  modifyRoomModal = (e) => {
    let data = {
      "icon" : this.state.selectedIcon === "" ? this.props.idRoom.icon : this.state.selectedIcon ,
      "name" : this.state.name === ""? this.props.idRoom.name : this.state.name,
      "image" : this.state.img
    }
    this.props.updateRoom(data);
    this.closeModal();
  }

  deleteRoom = (e) => {
    this.props.deleteRoom();
    this.closeModal();
  }

  changeSomething = (event) => {

   let nam = event.target.name;
   let val = event.target.value;
   this.setState({[nam]: val});
   }

   closeModal = (e) => {
     this.setState({openModal:false});
     this.updateIcon('home');
   }

   openModal = (e) => {
     this.setState({openModal:true})
   }

  updateIcon(e) {
    this.setState({selectedIcon : e})
  }

  getBase64(file, callback) {
    let reader = new FileReader();
    reader.readAsDataURL(file.target.files[0]);
    reader.onload = () => {
        this.state.img = reader.result;
        this.setState(this.state);
    };
    reader.onerror = console.error;
  }

  render(){

    const spaceDiv = {
      background: '#f4f4f4',
      padding: '10px 10px',
      margin: '10px 0px'
    }


      return (
        <div>
          <Responsive minWidth={768} >
          {this.props.type === "new" ?
            <Button icon labelPosition='left' inverted onClick={this.openModal}>
              <Icon name='plus' size='small'/>
              ADD ROOM
            </Button>
            :
              <Icon name='pencil' size='small' onClick={this.openModal} />
          }
          </Responsive>
          <Responsive maxWidth={768} >
            {
              this.props.type === "new" ?
                <Button icon fluid labelPosition='left' onClick={this.openModal}>
                  <Icon name='plus' size='small'/>
                  ADD ROOM
                </Button>
              :
                <Button icon fluid labelPosition='left' onClick={this.openModal}>
                  <Icon name='pencil' size='small'/>
                  EDIT ROOM
                </Button>
            }
          </Responsive>

        <Modal
        onClose={this.closeModal}
        open={this.state.openModal}>
        <Header>{this.props.type === "new" ? "Add new room" : "Modify room" }</Header>
        <Modal.Content>
          <Form>
          <p>Insert the name of the room:</p>
            <Form.Field>
              <Input label='Room name' placeholder='Room Name' name="name" type='text' onChange={this.changeSomething}
              value={this.props.type === "new" && this.props.idRoom !== -1 ? null : this.props.idRoom.name }/>
            </Form.Field>
            <p>Insert an image of the room:</p>
            <Form.Field>

            <Image src={this.state.img == null ? NO_IMAGE : this.state.img}
            size='small'
            onClick={() => this.fileInputRef.current.click()}/>

            <input ref={this.fileInputRef} hidden label='Room image' type='file' name="img" accept="image/png, image/jpeg"
            onChange={this.getBase64.bind(this)}
            value={this.props.type === "new" && this.props.idRoom !== -1 ? null : this.props.idRoom.images }/>

            </Form.Field>
          </Form>

          <div style={spaceDiv}>
          <p>Select an icon:</p>
          <SelectIcons updateIcon={this.updateIcon} currentIcon={this.props.type === "new" ? "home" : this.props.idRoom.icon }/>
          </div>

          {this.props.type === "modify" ?
          <Button icon labelPosition='left' inverted color='red' onClick={this.deleteRoom}>
            <Icon name='trash alternate' />
            Delete room
          </Button> : null }

        </Modal.Content>
        <Modal.Actions>
          <Button color='red' onClick={this.closeModal}>
            <Icon name='remove' /> {this.props.type === "new" ? "Cancel" : "Discard changes" }
          </Button>


          <Button color='green' onClick={this.props.type === "new" ? this.addRoomModal : this.modifyRoomModal}>
            <Icon name='checkmark' /> {this.props.type === "new" ? "Add room" : "Save changes"}
          </Button>

        </Modal.Actions>
          </Modal>
        </div>
    )
  }
}