import React, { Component, useMemo } from "react";
import Router from "next/router";
import { getPelanggaranPublic } from "@/actions/pelanggaran";
import { createPelaporan } from "@/actions/pelaporan";
import Select from "react-select";
import { Row, Col, FormGroup, Input, Button } from "reactstrap";
import { connect } from "react-redux";
import { ToastContainer, toast } from "react-toastify";
import moment from "moment";
import "react-toastify/dist/ReactToastify.css";
import { Formik, Form, Field, ErrorMessage } from "formik";
import * as Yup from "yup";

let Dropzone = null;
class DropzoneWrapper extends Component {
	state = {
		isClient: false,
	};
	componentDidMount = () => {
		Dropzone = require("react-dropzone").default;
		this.setState({ isClient: true });
	};
	render() {
		return Dropzone ? <Dropzone {...this.props}>{this.props.children}</Dropzone> : null;
	}
}

const checkIfFilesAreTooBig = (files) => {
	let valid = true;
	if (files) {
		files.map((file) => {
			if (file.size > 15 * 1024 * 1024) {
				valid = false;
			}
		});
	}
	return valid;
};

const checkIfFilesAreCorrectType = (files) => {
	let valid = true;
	if (files) {
		files.map((file) => {
			if (!["image/jpeg", "image/png"].includes(file.type)) {
				valid = false;
			}
		});
	}
	return valid;
};

const selectInstanceId = 1;
const laporanSchema = Yup.object().shape({
	no_laporan: Yup.string().required(""),
	keterangan: Yup.string().min(3, "Minimal 3 Huruf").max(200).required(""),
	pelanggaran: Yup.array().min(1, " ").required(),
	dokumen: Yup.array().min(1, " ").required().test("filesize", "Maksimal ukuran dokumen 15mb", checkIfFilesAreTooBig),
});
export class InputData extends Component {
	constructor(props) {
		super(props);
		this.state = {
			dropdownOpen: false,
			splitButtonOpen: false,
			selectedOptionMulti: [],
			stat: "Waiting to add files..",
			pelaporanNumber: moment(new Date()).format("DDMM") + "" + Math.floor(Math.random() * 1000000),
			keteranganLaporan: "",
			files: [],
			pelanggaran: [],
		};
	}

	componentDidMount = async () => {
		const pelanggaran = await getPelanggaranPublic();
		this.setState({ pelanggaran });
	};

	optionsJenisPelanggaran = (pelanggaran) => {
		return pelanggaran.data.map((e) => ({ value: e._id, label: e.pelanggaran, className: "State-ACT" }));
	};

	setKeteranganPelaporan = (e) => {
		this.setState({ keteranganLaporan: e.target.value });
	};

	toggleDropDown = () => {
		this.setState({
			dropdownOpen: !this.state.dropdownOpen,
		});
	};

	toggleSplit = () => {
		this.setState({
			splitButtonOpen: !this.state.splitButtonOpen,
		});
	};

	handleChangeSelectMulti = (selectedOptionMulti) => {
		this.setState({ selectedOptionMulti });
	};

	onDrop = (files) => {
		this.setState({
			files: files.map((file) =>
				Object.assign(file, {
					preview: URL.createObjectURL(file),
				})
			),
			stat: "Added " + files.length + " file(s)",
		});
	};

	uploadFiles = (e) => {
		e.preventDefault();
		e.stopPropagation();
		this.setState({
			stat: this.state.files.length ? "Dropzone ready to upload " + this.state.files.length + " file(s)" : "No files added.",
		});
	};

	clearFiles = (e) => {
		e.preventDefault();
		e.stopPropagation();
		this.setState({
			stat: this.state.files.length ? this.state.files.length + " file(s) cleared." : "No files to clear.",
		});
		this.setState({
			files: [],
		});
	};

	onSubmit = async (data) => {
		const { token, query } = this.props;
		const formdata = new FormData();
		formdata.append("no_laporan", data.no_laporan);
		formdata.append("pt_id", query.ptId);
		formdata.append("keterangan", data.keterangan);
		formdata.append("pelanggaran_id", data.pelanggaran.join());
		if (data.dokumen.length > 0) {
			data.dokumen.forEach((e) => {
				formdata.append("dokumen", e);
			});
		}

		const create = createPelaporan(token, formdata);
		await toast.promise(create, {
			pending: "Loading...",
			success: "Berhasil buat laporan",
			error: "Gagal buat laporan",
		});

		Router.push({
			pathname: "/app/pelaporan",
		});
	};

	render() {
		const { selectedOptionMulti, files, pelanggaran } = this.state;

		const thumbs = files.map((file, index) => (
			<div md={3} key={index}>
				{/* <img className="img-fluid mb-2" src={file.preview} alt="Item" /> */}
				<span className="text-left">{index + 1}.{file.name}</span>
			</div>
		));
		return (
			<Formik
				initialValues={{
					no_laporan: this.state.pelaporanNumber,
					keterangan: "",
					pelanggaran: [],
					dokumen: [],
				}}
				validationSchema={laporanSchema}
				onSubmit={this.onSubmit}
			>
				{({ isSubmitting }) => (
					<Form>
						<FormGroup row>
							<label className="col-md-2 col-form-label">Nomor Pelaporan</label>
							<div className="col-md-10">
								<Input type="text" name="no_laporan" disabled value={this.state.pelaporanNumber} />
								<span className="form-text">Nomor pelaporan akan digenerate otomatis dari sistem</span>
							</div>
						</FormGroup>

						<FormGroup row>
							<label className="col-md-2 col-form-label">Jenis Pelanggaran</label>
							<div className="col-md-10">
								<Field name="pelanggaran">
									{({ field, form, meta }) => (
										<Select
											instanceId={selectInstanceId + 1}
											name="pelanggaran"
											isMulti
											value={selectedOptionMulti}
											onChange={(e) => {
												this.handleChangeSelectMulti(e);
												form.setFieldValue(
													field.name,
													e.map((e) => e.value)
												);
											}}
											options={pelanggaran.data ? this.optionsJenisPelanggaran(pelanggaran) : []}
											required
										/>
									)}
								</Field>
								<ErrorMessage name="pelanggaran" component="div" className="form-text text-danger" />
							</div>
						</FormGroup>

						<FormGroup row>
							<label className="col-md-2 col-form-label">Keterangan Laporan</label>
							<div className="col-md-10">
								<Field name="keterangan">{({ field }) => <Input type="textarea" placeholder="Keterangan Laporan" {...field} />}</Field>
								<ErrorMessage name="keterangan" component="div" className="form-text text-danger" />
							</div>
						</FormGroup>

						<FormGroup row>
							<label className="col-md-2 col-form-label">Upload File Pendukung</label>
							<div className="col-md-10">
								<Field name="dokumen">
									{({ field, form, meta }) => (
										<DropzoneWrapper
											className=""
											onDrop={(e) => {
												this.onDrop(e);
												form.setFieldValue(field.name, e);
											}}
										>
											{({ getRootProps, getInputProps, isDragActive }) => {
												return (
													<div {...getRootProps()} className={"dropzone card" + (isDragActive ? "dropzone-drag-active" : "")}>
														<input name="dokumen" {...getInputProps()} />
														<div className="dropzone-style-1">
															<div className="center-ver-hor dropzone-previews flex">{this.state.files.length > 0 ? <Row><span className="text-left">{thumbs}</span></Row> :
																<div className="text-center fa-2x icon-cloud-upload mr-2 ">
																	<h5 className="text-center dz-default dz-message">Klik untuk upload dokumen</h5>
																</div>
															}
															</div>
														</div>
														<div className="d-flex align-items-center">
															<small className="ml-auto">
																<button
																	type="button"
																	className="btn btn-link"
																	onClick={(e) => {
																		this.clearFiles(e);
																		form.setFieldValue(field.name, []);
																	}}
																>
																	Reset dokumen
																</button>
															</small>
														</div>
													</div>
												);
											}}
										</DropzoneWrapper>
									)}
								</Field>
								<ErrorMessage name="dokumen" component="div" className="form-text text-danger" />
								<p className="mrgn-top-5">
									Ukuran setiap dokumen maksimal 15mb
								</p>
							</div>
						</FormGroup>
						<FormGroup row>
							<div className="col-xl-10">
								<Button className="btn-login" color type="submit" disabled={isSubmitting}>
									<span className="font-color-white">
										Submit Laporan
									</span>
								</Button>
							</div>
						</FormGroup>
					</Form>
				)}
			</Formik>
		);
	}
}
const mapStateToProps = (state) => ({ user: state.user, token: state.token });
export default connect(mapStateToProps)(InputData);