// Copyright 2022 The Casdoor Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

import React from "react";
import {Button, Card, Col, Input, InputNumber, Row, Select} from 'antd';
import * as ProductBackend from "./backend/ProductBackend";
import * as Setting from "./Setting";
import i18next from "i18next";
import {LinkOutlined} from "@ant-design/icons";
import * as ProviderBackend from "./backend/ProviderBackend";
import ProductBuyPage from "./ProductBuyPage";

const { Option } = Select;

class ProductEditPage extends React.Component {
  constructor(props) {
    super(props);
    this.state = {
      classes: props,
      organizationName: props.organizationName !== undefined ? props.organizationName : props.match.params.organizationName,
      productName: props.match.params.productName,
      product: null,
      providers: [],
      mode: props.location.mode !== undefined ? props.location.mode : "edit",
    };
  }

  UNSAFE_componentWillMount() {
    this.getProduct();
    this.getPaymentProviders();
  }

  getProduct() {
    ProductBackend.getProduct("admin", this.state.productName)
      .then((product) => {
        this.setState({
          product: product,
        });
      });
  }

  getPaymentProviders() {
    ProviderBackend.getProviders("admin")
      .then((res) => {
        this.setState({
          providers: res.filter(provider => provider.category === "Payment"),
        });
      });
  }

  parseProductField(key, value) {
    if ([""].includes(key)) {
      value = Setting.myParseInt(value);
    }
    return value;
  }

  updateProductField(key, value) {
    value = this.parseProductField(key, value);

    let product = this.state.product;
    product[key] = value;
    this.setState({
      product: product,
    });
  }

  renderProduct() {
    return (
      <Card size="small" title={
        <div>
          {this.state.mode === "add" ? i18next.t("product:New Product") : i18next.t("product:Edit Product")}&nbsp;&nbsp;&nbsp;&nbsp;
          <Button onClick={() => this.submitProductEdit(false)}>{i18next.t("general:Save")}</Button>
          <Button style={{marginLeft: '20px'}} type="primary" onClick={() => this.submitProductEdit(true)}>{i18next.t("general:Save & Exit")}</Button>
          {this.state.mode === "add" ? <Button style={{marginLeft: '20px'}} onClick={() => this.deleteProduct()}>{i18next.t("general:Cancel")}</Button> : null}
        </div>
      } style={(Setting.isMobile())? {margin: '5px'}:{}} type="inner">
        <Row style={{marginTop: '20px'}} >
          <Col style={{marginTop: '5px'}} span={(Setting.isMobile()) ? 22 : 2}>
            {Setting.getLabel(i18next.t("general:Name"), i18next.t("general:Name - Tooltip"))} :
          </Col>
          <Col span={22} >
            <Input value={this.state.product.name} onChange={e => {
              this.updateProductField('name', e.target.value);
            }} />
          </Col>
        </Row>
        <Row style={{marginTop: '20px'}} >
          <Col style={{marginTop: '5px'}} span={(Setting.isMobile()) ? 22 : 2}>
            {Setting.getLabel(i18next.t("general:Display name"), i18next.t("general:Display name - Tooltip"))} :
          </Col>
          <Col span={22} >
            <Input value={this.state.product.displayName} onChange={e => {
              this.updateProductField('displayName', e.target.value);
            }} />
          </Col>
        </Row>
        <Row style={{marginTop: '20px'}} >
          <Col style={{marginTop: '5px'}} span={(Setting.isMobile()) ? 22 : 2}>
            {Setting.getLabel(i18next.t("product:Image"), i18next.t("product:Image - Tooltip"))} :
          </Col>
          <Col span={22} style={(Setting.isMobile()) ? {maxWidth:'100%'} :{}}>
            <Row style={{marginTop: '20px'}} >
              <Col style={{marginTop: '5px'}} span={(Setting.isMobile()) ? 22 : 1}>
                {Setting.getLabel(i18next.t("general:URL"), i18next.t("general:URL - Tooltip"))} :
              </Col>
              <Col span={23} >
                <Input prefix={<LinkOutlined/>} value={this.state.product.image} onChange={e => {
                  this.updateProductField('image', e.target.value);
                }} />
              </Col>
            </Row>
            <Row style={{marginTop: '20px'}} >
              <Col style={{marginTop: '5px'}} span={(Setting.isMobile()) ? 22 : 1}>
                {i18next.t("general:Preview")}:
              </Col>
              <Col span={23} >
                <a target="_blank" rel="noreferrer" href={this.state.product.image}>
                  <img src={this.state.product.image} alt={this.state.product.image} height={90} style={{marginBottom: '20px'}}/>
                </a>
              </Col>
            </Row>
          </Col>
        </Row>
        <Row style={{marginTop: '20px'}} >
          <Col style={{marginTop: '5px'}} span={(Setting.isMobile()) ? 22 : 2}>
            {Setting.getLabel(i18next.t("product:Tag"), i18next.t("product:Tag - Tooltip"))} :
          </Col>
          <Col span={22} >
            <Input value={this.state.product.tag} onChange={e => {
              this.updateProductField('tag', e.target.value);
            }} />
          </Col>
        </Row>
        <Row style={{marginTop: '20px'}} >
          <Col style={{marginTop: '5px'}} span={(Setting.isMobile()) ? 22 : 2}>
            {Setting.getLabel(i18next.t("product:Detail"), i18next.t("product:Detail - Tooltip"))} :
          </Col>
          <Col span={22} >
            <Input value={this.state.product.detail} onChange={e => {
              this.updateProductField('detail', e.target.value);
            }} />
          </Col>
        </Row>
        <Row style={{marginTop: '20px'}} >
          <Col style={{marginTop: '5px'}} span={(Setting.isMobile()) ? 22 : 2}>
            {Setting.getLabel(i18next.t("product:Currency"), i18next.t("product:Currency - Tooltip"))} :
          </Col>
          <Col span={22} >
            <Select virtual={false} style={{width: '100%'}} value={this.state.product.currency} onChange={(value => {
              this.updateProductField('currency', value);
            })}>
              {
                [
                  {id: 'USD', name: 'USD'},
                  {id: 'CNY', name: 'CNY'},
                ].map((item, index) => <Option key={index} value={item.id}>{item.name}</Option>)
              }
            </Select>
          </Col>
        </Row>
        <Row style={{marginTop: '20px'}} >
          <Col style={{marginTop: '5px'}} span={(Setting.isMobile()) ? 22 : 2}>
            {Setting.getLabel(i18next.t("product:Price"), i18next.t("product:Price - Tooltip"))} :
          </Col>
          <Col span={22} >
            <InputNumber value={this.state.product.price} onChange={value => {
              this.updateProductField('price', value);
            }} />
          </Col>
        </Row>
        <Row style={{marginTop: '20px'}} >
          <Col style={{marginTop: '5px'}} span={(Setting.isMobile()) ? 22 : 2}>
            {Setting.getLabel(i18next.t("product:Quantity"), i18next.t("product:Quantity - Tooltip"))} :
          </Col>
          <Col span={22} >
            <InputNumber value={this.state.product.quantity} onChange={value => {
              this.updateProductField('quantity', value);
            }} />
          </Col>
        </Row>
        <Row style={{marginTop: '20px'}} >
          <Col style={{marginTop: '5px'}} span={(Setting.isMobile()) ? 22 : 2}>
            {Setting.getLabel(i18next.t("product:Sold"), i18next.t("product:Sold - Tooltip"))} :
          </Col>
          <Col span={22} >
            <InputNumber value={this.state.product.sold} onChange={value => {
              this.updateProductField('sold', value);
            }} />
          </Col>
        </Row>
        <Row style={{marginTop: '20px'}} >
          <Col style={{marginTop: '5px'}} span={(Setting.isMobile()) ? 22 : 2}>
            {Setting.getLabel(i18next.t("product:Payment providers"), i18next.t("product:Payment providers - Tooltip"))} :
          </Col>
          <Col span={22} >
            <Select virtual={false} mode="tags" style={{width: '100%'}} value={this.state.product.providers} onChange={(value => {this.updateProductField('providers', value);})}>
              {
                this.state.providers.map((provider, index) => <Option key={index} value={provider.name}>{provider.name}</Option>)
              }
            </Select>
          </Col>
        </Row>
        <Row style={{marginTop: '20px'}} >
          <Col style={{marginTop: '5px'}} span={(Setting.isMobile()) ? 22 : 2}>
            {Setting.getLabel(i18next.t("product:Return URL"), i18next.t("product:Return URL - Tooltip"))} :
          </Col>
          <Col span={22} >
            <Input prefix={<LinkOutlined/>} value={this.state.product.returnUrl} onChange={e => {
              this.updateProductField('returnUrl', e.target.value);
            }} />
          </Col>
        </Row>
        <Row style={{marginTop: '20px'}} >
          <Col style={{marginTop: '5px'}} span={(Setting.isMobile()) ? 22 : 2}>
            {Setting.getLabel(i18next.t("general:State"), i18next.t("general:State - Tooltip"))} :
          </Col>
          <Col span={22} >
            <Select virtual={false} style={{width: '100%'}} value={this.state.product.state} onChange={(value => {
              this.updateProductField('state', value);
            })}>
              {
                [
                  {id: 'Published', name: 'Published'},
                  {id: 'Draft', name: 'Draft'},
                ].map((item, index) => <Option key={index} value={item.id}>{item.name}</Option>)
              }
            </Select>
          </Col>
        </Row>
        <Row style={{marginTop: '20px'}} >
          <Col style={{marginTop: '5px'}} span={(Setting.isMobile()) ? 22 : 2}>
            {Setting.getLabel(i18next.t("general:Preview"), i18next.t("general:Preview - Tooltip"))} :
          </Col>
          {
            this.renderPreview()
          }
        </Row>
      </Card>
    )
  }

  renderPreview() {
    let buyUrl = `/products/${this.state.product.name}/buy`;
    return (
      <Col span={22} style={{display: "flex", flexDirection: "column"}}>
        <a style={{marginBottom: "10px", display: "flex"}} target="_blank" rel="noreferrer" href={buyUrl}>
          <Button type="primary">{i18next.t("product:Test buy page..")}</Button>
        </a>
        <br/>
        <br/>
        <div style={{width: "90%", border: "1px solid rgb(217,217,217)", boxShadow: "10px 10px 5px #888888", alignItems: "center", overflow: "auto", flexDirection: "column", flex: "auto"}}>
          <ProductBuyPage product={this.state.product} />
        </div>
      </Col>
    )
  }

  submitProductEdit(willExist) {
    let product = Setting.deepCopy(this.state.product);
    ProductBackend.updateProduct(this.state.product.owner, this.state.productName, product)
      .then((res) => {
        if (res.msg === "") {
          Setting.showMessage("success", `Successfully saved`);
          this.setState({
            productName: this.state.product.name,
          });

          if (willExist) {
            this.props.history.push(`/products`);
          } else {
            this.props.history.push(`/products/${this.state.product.name}`);
          }
        } else {
          Setting.showMessage("error", res.msg);
          this.updateProductField('name', this.state.productName);
        }
      })
      .catch(error => {
        Setting.showMessage("error", `Failed to connect to server: ${error}`);
      });
  }

  deleteProduct() {
    ProductBackend.deleteProduct(this.state.product)
      .then(() => {
        this.props.history.push(`/products`);
      })
      .catch(error => {
        Setting.showMessage("error", `Product failed to delete: ${error}`);
      });
  }

  render() {
    return (
      <div>
        {
          this.state.product !== null ? this.renderProduct() : null
        }
        <div style={{marginTop: '20px', marginLeft: '40px'}}>
          <Button size="large" onClick={() => this.submitProductEdit(false)}>{i18next.t("general:Save")}</Button>
          <Button style={{marginLeft: '20px'}} type="primary" size="large" onClick={() => this.submitProductEdit(true)}>{i18next.t("general:Save & Exit")}</Button>
          {this.state.mode === "add" ? <Button style={{marginLeft: '20px'}} size="large" onClick={() => this.deleteProduct()}>{i18next.t("general:Cancel")}</Button> : null}
        </div>
      </div>
    );
  }
}

export default ProductEditPage;