//  Label StoreMAX
//
//  Created by Anthony Gordon.
//  Copyright © 2019 WooSignal. All rights reserved.
//

//  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.

import 'package:flutter/material.dart';
import 'package:label_storemax/labelconfig.dart';
import 'package:woosignal/models/response/products.dart';
import 'package:label_storemax/helpers/tools.dart';
import 'package:cached_network_image/cached_network_image.dart';
import 'package:woosignal/models/response/tax_rate.dart';

const appFontFamily = "Overpass";

Widget wsCartIcon(BuildContext context) {
  return IconButton(
    icon: Stack(
      children: <Widget>[
        Positioned.fill(
            child: Align(
              child: Icon(Icons.shopping_cart, size: 20, color: Colors.black87),
              alignment: Alignment.bottomCenter,
            ),
            bottom: 0),
        Positioned.fill(
            child: Align(
              child: FutureBuilder<List<CartLineItem>>(
                future: Cart.getInstance.getCart(),
                builder: (BuildContext context,
                    AsyncSnapshot<List<CartLineItem>> snapshot) {
                  switch (snapshot.connectionState) {
                    case ConnectionState.waiting:
                      return Text("");
                    default:
                      if (snapshot.hasError)
                        return Text("");
                      else
                        return new Text(
                          snapshot.data.length.toString(),
                          style: Theme.of(context).primaryTextTheme.body2,
                          textAlign: TextAlign.center,
                        );
                  }
                },
              ),
              alignment: Alignment.topCenter,
            ),
            top: 0)
      ],
    ),
    onPressed: () {
      Navigator.pushNamed(context, "/cart");
    },
  );
}

Widget wsMenuItem(BuildContext context,
    {String title, Widget leading, void Function() action}) {
  return Flexible(
    child: InkWell(
      child: Card(
        child: Container(
          width: double.infinity,
          padding: EdgeInsets.only(top: 15, bottom: 15),
          child: Column(
            mainAxisAlignment: MainAxisAlignment.center,
            crossAxisAlignment: CrossAxisAlignment.center,
            children: <Widget>[
              leading,
              Text(" " + title,
                  style: Theme.of(context).primaryTextTheme.body1),
            ],
          ),
        ),
        elevation: 1,
        margin: EdgeInsets.only(top: 8, bottom: 8, left: 8, right: 8),
      ),
      onTap: action,
    ),
  );
}

Widget wsPrimaryButton(BuildContext context,
    {String title, void Function() action}) {
  return Container(
    height: 60,
    margin: EdgeInsets.only(top: 10),
    child: RaisedButton(
        padding: EdgeInsets.all(10),
        child: Text(title, style: Theme.of(context).primaryTextTheme.button),
        onPressed: action,
        elevation: 0),
  );
}

Widget wsSecondaryButton(BuildContext context,
    {String title, void Function() action}) {
  return Container(
    height: 60,
    margin: EdgeInsets.only(top: 10),
    child: RaisedButton(
        padding: EdgeInsets.all(10),
        child: Text(title,
            style: Theme.of(context).primaryTextTheme.body2,
            textAlign: TextAlign.center),
        onPressed: action,
        color: HexColor("#f6f6f9"),
        elevation: 0),
  );
}

Widget wsLinkButton(BuildContext context,
    {String title, void Function() action}) {
  return Container(
    height: 60,
    margin: EdgeInsets.only(top: 10),
    child: MaterialButton(
        padding: EdgeInsets.all(10),
        child: Text(title,
            style: Theme.of(context).primaryTextTheme.body2,
            textAlign: TextAlign.left),
        onPressed: action,
        elevation: 0),
  );
}

Widget wsRow2Text(BuildContext context, {String text1, String text2}) {
  return Row(
    crossAxisAlignment: CrossAxisAlignment.start,
    mainAxisAlignment: MainAxisAlignment.spaceBetween,
    children: <Widget>[
      Flexible(
        child: Container(
          child: Text(text1, style: Theme.of(context).textTheme.title),
        ),
        flex: 3,
      ),
      Flexible(
        child: Container(
          child: Text(text2, style: Theme.of(context).primaryTextTheme.body2),
        ),
        flex: 3,
      )
    ],
  );
}

Widget wsNoResults(BuildContext context) {
  return Column(
    children: <Widget>[
      Text(trans(context, "No results"),
          style: Theme.of(context).primaryTextTheme.body1),
    ],
  );
}

Widget wsCheckoutRow(BuildContext context,
    {heading: String,
    Widget leadImage,
    String leadTitle,
    void Function() action,
    bool showBorderBottom}) {
  return Flexible(
    child: InkWell(
      child: Container(
          child: Column(
            crossAxisAlignment: CrossAxisAlignment.start,
            mainAxisAlignment: MainAxisAlignment.center,
            children: <Widget>[
              Padding(
                child: Text(heading,
                    style: Theme.of(context).primaryTextTheme.body1),
                padding: EdgeInsets.only(bottom: 8),
              ),
              Row(
                crossAxisAlignment: CrossAxisAlignment.center,
                mainAxisAlignment: MainAxisAlignment.spaceBetween,
                children: <Widget>[
                  Row(
                    crossAxisAlignment: CrossAxisAlignment.start,
                    mainAxisAlignment: MainAxisAlignment.center,
                    children: <Widget>[
                      leadImage,
                      Container(
                        child: Text(leadTitle,
                            style: Theme.of(context).primaryTextTheme.subhead,
                            maxLines: 2,
                            overflow: TextOverflow.ellipsis,
                            softWrap: false),
                        padding: EdgeInsets.only(left: 15),
                      )
                    ],
                  ),
                  Icon(Icons.arrow_forward_ios)
                ],
              )
            ],
          ),
          padding: EdgeInsets.all(8),
          decoration: showBorderBottom == true
              ? BoxDecoration(
                  border: Border(
                      bottom: BorderSide(color: Colors.black12, width: 1)))
              : BoxDecoration()),
      onTap: action,
      borderRadius: BorderRadius.circular(8),
    ),
    flex: 3,
  );
}

Widget wsTextEditingRow(BuildContext context,
    {heading: String,
    TextEditingController controller,
    bool shouldAutoFocus,
    TextInputType keyboardType}) {
  return Container(
    child: Column(
      crossAxisAlignment: CrossAxisAlignment.start,
      mainAxisAlignment: MainAxisAlignment.center,
      children: <Widget>[
        Padding(
          child: Text(heading, style: Theme.of(context).primaryTextTheme.body2),
          padding: EdgeInsets.only(bottom: 2),
        ),
        TextField(
            controller: controller,
            style: Theme.of(context).primaryTextTheme.subhead,
            keyboardType: keyboardType ?? TextInputType.text,
            autocorrect: false,
            autofocus: shouldAutoFocus ?? false,
            textCapitalization: TextCapitalization.sentences)
      ],
    ),
    padding: EdgeInsets.all(2),
    height: 78,
  );
}

Widget widgetCheckoutMeta(BuildContext context, {String title, String amount}) {
  return Row(
    crossAxisAlignment: CrossAxisAlignment.start,
    mainAxisAlignment: MainAxisAlignment.spaceBetween,
    children: <Widget>[
      Flexible(
        child: Container(
          child: Text(title, style: Theme.of(context).primaryTextTheme.body1),
        ),
        flex: 3,
      ),
      Flexible(
        child: Container(
          child: Text(amount, style: Theme.of(context).primaryTextTheme.body2),
        ),
        flex: 3,
      )
    ],
  );
}

List<BoxShadow> wsBoxShadow({double blurRadius}) {
  return [
    BoxShadow(
      color: HexColor("#e8e8e8"),
      blurRadius: blurRadius ?? 15.0,
      spreadRadius: 0,
      offset: Offset(
        0,
        0,
      ),
    )
  ];
}

Widget wsCardProductItem(BuildContext context, {int index, Product product}) {
  return InkWell(
    child: Container(
        padding: EdgeInsets.all(10),
        margin: EdgeInsets.all(5),
        decoration: BoxDecoration(
            color: Colors.white, borderRadius: BorderRadius.circular(5)),
        child: Column(
          mainAxisAlignment: MainAxisAlignment.spaceAround,
          children: <Widget>[
            Flexible(
              child: CachedNetworkImage(
                  imageUrl: (product.images.length > 0
                      ? product.images.first.src
                      : ""),
                  placeholder: (context, url) =>
                      new CircularProgressIndicator(),
                  errorWidget: (context, url, error) => new Icon(Icons.error),
                  fit: BoxFit.fitWidth),
              flex: 4,
            ),
            Flexible(
              child: Text(
                formatStringCurrency(total: product.price),
                style: Theme.of(context).textTheme.body2,
                textAlign: TextAlign.left,
              ),
              flex: 1,
            ),
            Expanded(
              child: Text(
                product.name,
                style: Theme.of(context).textTheme.body1,
              ),
              flex: 1,
            )
          ],
        )),
    onTap: () {
      Navigator.pushNamed(context, "/product-detail", arguments: product);
    },
  );
}

void wsModalBottom(BuildContext context,
    {String title, Widget bodyWidget, Widget extraWidget}) {
  showModalBottomSheet(
      context: context,
      backgroundColor: Colors.transparent,
      builder: (builder) {
        return SafeArea(
          child: Container(
            height: double.infinity,
            width: double.infinity - 10,
            color: Colors.transparent,
            child: new Container(
                padding: EdgeInsets.only(top: 25, left: 18, right: 18),
                decoration: new BoxDecoration(
                    color: Colors.white,
                    borderRadius: new BorderRadius.only(
                        topLeft: const Radius.circular(10.0),
                        topRight: const Radius.circular(10.0))),
                child: Column(
                  children: <Widget>[
                    Text(title,
                        style: Theme.of(context).primaryTextTheme.display1,
                        textAlign: TextAlign.left),
                    bodyWidget,
                    extraWidget ?? Container()
                  ],
                )),
          ),
        );
      });
}

FutureBuilder getTotalWidget() {
  return FutureBuilder<String>(
    future: Cart.getInstance.getTotal(withFormat: true),
    builder: (BuildContext context, AsyncSnapshot<String> snapshot) {
      switch (snapshot.connectionState) {
        case ConnectionState.waiting:
          return showAppLoader();
        default:
          if (snapshot.hasError)
            return Text("");
          else
            return new Padding(
              child: wsRow2Text(context,
                  text1: trans(context, "Total"), text2: snapshot.data),
              padding: EdgeInsets.only(bottom: 15, top: 15),
            );
      }
    },
  );
}

FutureBuilder wsCheckoutTotalWidgetFB({String title, TaxRate taxRate}) {
  return FutureBuilder<String>(
    future:
        CheckoutSession.getInstance.total(withFormat: true, taxRate: taxRate),
    builder: (BuildContext context, AsyncSnapshot<String> snapshot) {
      switch (snapshot.connectionState) {
        case ConnectionState.waiting:
          return showAppLoader();
        default:
          if (snapshot.hasError)
            return Text("");
          else
            return new Padding(
              child: widgetCheckoutMeta(context,
                  title: title, amount: snapshot.data),
              padding: EdgeInsets.only(bottom: 0, top: 15),
            );
      }
    },
  );
}

FutureBuilder wsCheckoutTaxAmountWidgetFB({TaxRate taxRate}) {
  return FutureBuilder<String>(
    future: Cart.getInstance.taxAmount(taxRate),
    builder: (BuildContext context, AsyncSnapshot<String> snapshot) {
      switch (snapshot.connectionState) {
        case ConnectionState.waiting:
          return showAppLoader();
        default:
          if (snapshot.hasError)
            return Text("");
          else
            return (snapshot.data == "0"
                ? Container()
                : Padding(
                    child: widgetCheckoutMeta(
                      context,
                      title: trans(context, "Tax"),
                      amount: formatStringCurrency(total: snapshot.data),
                    ),
                    padding: EdgeInsets.only(bottom: 0, top: 0),
                  ));
      }
    },
  );
}

FutureBuilder wsCheckoutSubtotalWidgetFB({String title}) {
  return FutureBuilder<String>(
    future: Cart.getInstance.getSubtotal(withFormat: true),
    builder: (BuildContext context, AsyncSnapshot<String> snapshot) {
      switch (snapshot.connectionState) {
        case ConnectionState.waiting:
          return showAppLoader();
        default:
          if (snapshot.hasError)
            return Text("");
          else
            return new Padding(
              child: widgetCheckoutMeta(context,
                  title: title, amount: snapshot.data),
              padding: EdgeInsets.only(bottom: 0, top: 0),
            );
      }
    },
  );
}

FutureBuilder wsWidgetCartItemsFB(
    {void Function() actionIncrementQuantity,
    void Function() actionDecrementQuantity,
    void Function() actionRemoveItem}) {
  return FutureBuilder<List<CartLineItem>>(
    future: Cart.getInstance.getCart(),
    builder:
        (BuildContext context, AsyncSnapshot<List<CartLineItem>> snapshot) {
      switch (snapshot.connectionState) {
        case ConnectionState.waiting:
          return showAppLoader();
        default:
          if (snapshot.hasError)
            return Text("");
          else
            return ListView.builder(
                padding: const EdgeInsets.all(8),
                itemCount: snapshot.data.length,
                itemBuilder: (BuildContext context, int index) {
                  CartLineItem cartLineItem = snapshot.data[index];
                  return wsCardCartItem(context,
                      cartLineItem: cartLineItem,
                      actionIncrementQuantity: actionIncrementQuantity,
                      actionDecrementQuantity: actionDecrementQuantity,
                      actionRemoveItem: actionRemoveItem);
                });
      }
    },
  );
}

Widget wsCardCartItem(BuildContext context,
    {CartLineItem cartLineItem,
    void Function() actionIncrementQuantity,
    void Function() actionDecrementQuantity,
    void Function() actionRemoveItem}) {
  return Container(
      decoration: BoxDecoration(
          border: Border(
              bottom: BorderSide(
        color: Colors.black12,
        width: 1,
      ))),
      padding: EdgeInsets.all(8),
      child: Column(
        children: <Widget>[
          Row(
            crossAxisAlignment: CrossAxisAlignment.center,
            mainAxisAlignment: MainAxisAlignment.spaceBetween,
            children: <Widget>[
              Flexible(
                child: CachedNetworkImage(
                  imageUrl: cartLineItem.imageSrc,
                  width: 100,
                  height: 100,
                  fit: BoxFit.contain,
                ),
                flex: 2,
              ),
              Flexible(
                child: Padding(
                  child: Column(
                    crossAxisAlignment: CrossAxisAlignment.start,
                    mainAxisAlignment: MainAxisAlignment.spaceBetween,
                    children: <Widget>[
                      Text(cartLineItem.name,
                          style: Theme.of(context).primaryTextTheme.subhead),
                      (cartLineItem.variationOptions != null
                          ? Text(cartLineItem.variationOptions,
                              style: Theme.of(context).primaryTextTheme.body2)
                          : Container()),
                      Row(
                        crossAxisAlignment: CrossAxisAlignment.center,
                        mainAxisAlignment: MainAxisAlignment.spaceBetween,
                        children: <Widget>[
                          Text(
                              (cartLineItem.stockStatus == "outofstock"
                                  ? trans(context, "Out of stock")
                                  : trans(context, "In Stock")),
                              style: (cartLineItem.stockStatus == "outofstock"
                                  ? Theme.of(context).textTheme.caption
                                  : Theme.of(context).primaryTextTheme.body1)),
                          Text(
                              formatDoubleCurrency(
                                  total: double.parse(cartLineItem.total)),
                              style: Theme.of(context).primaryTextTheme.subhead,
                              textAlign: TextAlign.center)
                        ],
                      ),
                    ],
                  ),
                  padding: EdgeInsets.only(left: 8),
                ),
                flex: 5,
              )
            ],
          ),
          Row(
            crossAxisAlignment: CrossAxisAlignment.center,
            mainAxisAlignment: MainAxisAlignment.spaceBetween,
            children: <Widget>[
              Row(
                crossAxisAlignment: CrossAxisAlignment.center,
                mainAxisAlignment: MainAxisAlignment.spaceBetween,
                children: <Widget>[
                  IconButton(
                    icon: Icon(Icons.add_circle_outline),
                    onPressed: actionIncrementQuantity,
                    highlightColor: Colors.transparent,
                  ),
                  Text(cartLineItem.quantity.toString(),
                      style: Theme.of(context).primaryTextTheme.title),
                  IconButton(
                    icon: Icon(Icons.remove_circle_outline),
                    onPressed: actionDecrementQuantity,
                    highlightColor: Colors.transparent,
                  ),
                ],
              ),
              IconButton(
                alignment: Alignment.centerRight,
                icon: Icon(Icons.delete_outline,
                    color: Colors.deepOrangeAccent, size: 20),
                onPressed: actionRemoveItem,
                highlightColor: Colors.transparent,
              ),
            ],
          )
        ],
      ));
}

Widget storeLogo({double height}) {
  return cachedImage(app_logo_url,
      height: height, placeholder: Container(height: height, width: height));
}

Widget cachedImage(image, {double height, Widget placeholder, BoxFit fit}) {
  return CachedNetworkImage(
      imageUrl: image,
      placeholder: (context, url) =>
          placeholder ?? new CircularProgressIndicator(),
      errorWidget: (context, url, error) => new Icon(Icons.error),
      height: height ?? null,
      width: null,
      alignment: Alignment.center,
      fit: fit);
}