import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:flutter_redux/flutter_redux.dart';
import 'package:font_awesome_flutter/font_awesome_flutter.dart';
import 'package:invoiceninja_flutter/constants.dart';
import 'package:invoiceninja_flutter/data/models/client_model.dart';
import 'package:invoiceninja_flutter/data/models/company_model.dart';
import 'package:invoiceninja_flutter/data/models/design_model.dart';
import 'package:invoiceninja_flutter/data/models/entities.dart';
import 'package:invoiceninja_flutter/data/models/invoice_model.dart';
import 'package:invoiceninja_flutter/redux/app/app_actions.dart';
import 'package:invoiceninja_flutter/redux/app/app_state.dart';
import 'package:invoiceninja_flutter/redux/settings/settings_actions.dart';
import 'package:invoiceninja_flutter/ui/app/buttons/elevated_button.dart';
import 'package:invoiceninja_flutter/ui/app/dialogs/multiselect_dialog.dart';
import 'package:invoiceninja_flutter/ui/app/form_card.dart';
import 'package:invoiceninja_flutter/ui/app/forms/app_dropdown_button.dart';
import 'package:invoiceninja_flutter/ui/app/forms/app_form.dart';
import 'package:invoiceninja_flutter/ui/app/forms/bool_dropdown_button.dart';
import 'package:invoiceninja_flutter/ui/app/forms/design_picker.dart';
import 'package:invoiceninja_flutter/ui/settings/invoice_design_vm.dart';
import 'package:invoiceninja_flutter/ui/app/edit_scaffold.dart';
import 'package:invoiceninja_flutter/utils/localization.dart';

class InvoiceDesign extends StatefulWidget {
  const InvoiceDesign({
    Key key,
    @required this.viewModel,
  }) : super(key: key);

  final InvoiceDesignVM viewModel;

  @override
  _InvoiceDesignState createState() => _InvoiceDesignState();
}

class _InvoiceDesignState extends State<InvoiceDesign>
    with SingleTickerProviderStateMixin {
  static final GlobalKey<FormState> _formKey =
      GlobalKey<FormState>(debugLabel: '_invoiceDesign');

  TabController _controller;
  FocusScopeNode _focusNode;

  @override
  void initState() {
    super.initState();
    _focusNode = FocusScopeNode();
    _controller = TabController(vsync: this, length: 7);
  }

  @override
  void dispose() {
    _controller.dispose();
    _focusNode.dispose();
    super.dispose();
  }

  @override
  Widget build(BuildContext context) {
    final store = StoreProvider.of<AppState>(context);
    final localization = AppLocalization.of(context);
    final viewModel = widget.viewModel;
    final state = viewModel.state;
    final settings = viewModel.settings;
    final company = viewModel.company;

    return EditScaffold(
      title: localization.invoiceDesign,
      onSavePressed: viewModel.onSavePressed,
      appBarBottom: TabBar(
        key: ValueKey(state.settingsUIState.updatedAt),
        controller: _controller,
        isScrollable: true,
        tabs: [
          Tab(
            text: localization.generalSettings,
          ),
          Tab(
            text: localization.invoiceOptions,
          ),
          Tab(
            text: localization.clientDetails,
          ),
          Tab(
            text: localization.companyDetails,
          ),
          Tab(
            text: localization.companyAddress,
          ),
          Tab(
            text: localization.invoiceDetails,
          ),
          /*
          Tab(
            text: localization.quoteDetails,
          ),
          Tab(
            text: localization.creditDetails,
          ),
           */
          Tab(text: localization.productColumns),
          /*
          Tab(text: localization.taskColumns),
           */
        ],
      ),
      body: AppTabForm(
        tabController: _controller,
        formKey: _formKey,
        focusNode: _focusNode,
        children: <Widget>[
          ListView(
            children: <Widget>[
              Padding(
                padding: const EdgeInsets.only(
                    top: 20, right: 16, bottom: 10, left: 16),
                child: AppButton(
                  label: localization.customizeAndPreview.toUpperCase(),
                  iconData: Icons.settings,
                  onPressed: () => state.designState.customDesigns.isEmpty
                      ? createEntity(
                          context: context,
                          entity: DesignEntity(
                              design: state.designState.cleanDesign.design),
                        )
                      : store.dispatch(ViewSettings(
                          navigator: Navigator.of(context),
                          section: kSettingsCustomDesigns,
                        )),
                  //onPressed: () => handleDesignAction(context, [group], EntityAction.settings),
                ),
              ),
              FormCard(
                children: <Widget>[
                  DesignPicker(
                    label: localization.invoiceDesign,
                    initialValue: settings.defaultInvoiceDesignId,
                    onSelected: (value) => viewModel.onSettingsChanged(settings
                        .rebuild((b) => b..defaultInvoiceDesignId = value.id)),
                  ),
                  if (company.isModuleEnabled(EntityType.quote))
                    DesignPicker(
                      label: localization.quoteDesign,
                      initialValue: settings.defaultQuoteDesignId,
                      onSelected: (value) => viewModel.onSettingsChanged(
                          settings.rebuild(
                              (b) => b..defaultQuoteDesignId = value.id)),
                    ),
                  if (company.isModuleEnabled(EntityType.credit))
                    DesignPicker(
                      label: localization.creditDesign,
                      initialValue: settings.defaultCreditDesignId,
                      onSelected: (value) => viewModel.onSettingsChanged(
                          settings.rebuild(
                              (b) => b..defaultCreditDesignId = value.id)),
                    ),
                  /*
                AppDropdownButton(
                  labelText: localization.pageSize,
                  value: settings.pageSize,
                  onChanged: (dynamic value) => viewModel.onSettingsChanged(
                      settings.rebuild((b) => b..pageSize = value)),
                  items: kPageSizes
                      .map((pageSize) => DropdownMenuItem<String>(
                            value: pageSize,
                            child: Text(pageSize),
                          ))
                      .toList(),
                ),
                */
                  AppDropdownButton(
                    showUseDefault: true,
                    labelText: localization.fontSize,
                    value:
                        settings.fontSize == null ? '' : '${settings.fontSize}',
                    onChanged: (dynamic value) => viewModel.onSettingsChanged(
                        settings
                            .rebuild((b) => b..fontSize = int.parse(value))),
                    items: [5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16]
                        .map((fontSize) => DropdownMenuItem<String>(
                              value: '$fontSize',
                              child: fontSize == 0
                                  ? SizedBox()
                                  : Text('$fontSize'),
                            ))
                        .toList(),
                  ),
                ],
              ),
              /*
            FormCard(
              crossAxisAlignment: CrossAxisAlignment.start,
              children: <Widget>[
                LearnMore(
                  url: 'https://fonts.google.com',
                  child: EntityDropdown(
                    key: ValueKey('__primary_font_${settings.primaryFont}__'),
                    entityType: EntityType.font,
                    labelText: localization.primaryFont,
                    entityId: settings.primaryFont,
                    entityMap: memoizedFontMap(kGoogleFonts),
                    onSelected: (font) => viewModel.onSettingsChanged(
                        settings.rebuild((b) => b..primaryFont = font?.id)),
                    allowClearing: state.settingsUIState.isFiltered,
                  ),
                ),
                EntityDropdown(
                  key: ValueKey('__secondary_font_${settings.secondaryFont}__'),
                  entityType: EntityType.font,
                  labelText: localization.secondaryFont,
                  entityId: settings.secondaryFont,
                  entityMap: memoizedFontMap(kGoogleFonts),
                  onSelected: (font) => viewModel.onSettingsChanged(
                      settings.rebuild((b) => b..secondaryFont = font?.id)),
                  allowClearing: state.settingsUIState.isFiltered,
                ),
                FormColorPicker(
                  labelText: localization.primaryColor,
                  onSelected: (value) => viewModel.onSettingsChanged(
                      settings.rebuild((b) => b..primaryColor = value)),
                  initialValue: settings.primaryColor,
                ),
                FormColorPicker(
                  labelText: localization.secondaryColor,
                  onSelected: (value) => viewModel.onSettingsChanged(
                      settings.rebuild((b) => b..secondaryColor = value)),
                  initialValue: settings.secondaryColor,
                ),
              ],
            ),            
             */
            ],
          ),
          ListView(
            padding: const EdgeInsets.all(10),
            children: <Widget>[
              FormCard(
                children: <Widget>[
                  BoolDropdownButton(
                    label: localization.allPagesHeader,
                    value: settings.allPagesHeader,
                    iconData: FontAwesomeIcons.fileInvoice,
                    onChanged: (value) => viewModel.onSettingsChanged(
                        settings.rebuild((b) => b..allPagesHeader = value)),
                    enabledLabel: localization.allPages,
                    disabledLabel: localization.firstPage,
                  ),
                  BoolDropdownButton(
                    label: localization.allPagesFooter,
                    value: settings.allPagesFooter,
                    iconData: FontAwesomeIcons.fileInvoice,
                    onChanged: (value) => viewModel.onSettingsChanged(
                        settings.rebuild((b) => b..allPagesFooter = value)),
                    enabledLabel: localization.allPages,
                    disabledLabel: localization.lastPage,
                  ),
                ],
              ),
              /*
              FormCard(
                children: <Widget>[
                  BoolDropdownButton(
                    label: localization.hidePaidToDate,
                    helpLabel: localization.hidePaidToDateHelp,
                    value: settings.hidePaidToDate,
                    iconData: FontAwesomeIcons.fileInvoiceDollar,
                    onChanged: (value) => viewModel.onSettingsChanged(
                        settings.rebuild((b) => b..hidePaidToDate = value)),
                  ),
                  BoolDropdownButton(
                    label: localization.invoiceEmbedDocuments,
                    helpLabel: localization.invoiceEmbedDocumentsHelp,
                    value: settings.embedDocuments,
                    iconData: FontAwesomeIcons.image,
                    onChanged: (value) => viewModel.onSettingsChanged(
                        settings.rebuild((b) => b..embedDocuments = value)),
                  ),
                ],
              ),
               */
            ],
          ),
          FormCard(
            child: MultiSelectList(
              options: [
                ...[
                  ClientFields.name,
                  ClientFields.idNumber,
                  ClientFields.vatNumber,
                  ClientFields.website,
                  ClientFields.phone,
                  ClientFields.address1,
                  ClientFields.address2,
                  ClientFields.cityStatePostal,
                  ClientFields.postalCityState,
                  ClientFields.country,
                  ClientFields.custom1,
                  ClientFields.custom2,
                  ClientFields.custom3,
                  ClientFields.custom4,
                ].map((field) => '\$client.$field'),
                ...[
                  ContactFields.fullName,
                  ContactFields.email,
                  ContactFields.phone,
                  ContactFields.custom1,
                  ContactFields.custom2,
                  ContactFields.custom3,
                  ContactFields.custom4,
                ].map((field) => '\$contact.$field'),
              ],
              defaultSelected: [
                ...[
                  ClientFields.name,
                  ClientFields.idNumber,
                  ClientFields.vatNumber,
                  ClientFields.address1,
                  ClientFields.address2,
                  ClientFields.cityStatePostal,
                  ClientFields.country,
                ].map((field) => '\$client.$field'),
                ...[
                  ContactFields.email,
                ].map((field) => '\$contact.$field'),
              ],
              selected: settings.getFieldsForSection(kPdfFieldsClientDetails),
              onSelected: (values) {
                viewModel.onSettingsChanged(settings.setFieldsForSection(
                    kPdfFieldsClientDetails, values));
              },
              addTitle: localization.addField,
              liveChanges: true,
              prefix: 'client',
            ),
          ),
          FormCard(
            child: MultiSelectList(
              options: [
                CompanyFields.name,
                CompanyFields.idNumber,
                CompanyFields.vatNumber,
                CompanyFields.website,
                CompanyFields.email,
                CompanyFields.phone,
                CompanyFields.address1,
                CompanyFields.address2,
                CompanyFields.cityStatePostal,
                CompanyFields.postalCityState,
                CompanyFields.country,
                CompanyFields.custom1,
                CompanyFields.custom2,
                CompanyFields.custom3,
                CompanyFields.custom4,
              ].map((field) => '\$company.$field').toList(),
              defaultSelected: [
                CompanyFields.name,
                CompanyFields.idNumber,
                CompanyFields.vatNumber,
                CompanyFields.website,
                CompanyFields.email,
                CompanyFields.phone,
              ].map((field) => '\$company.$field').toList(),
              selected: settings.getFieldsForSection(kPdfFieldsCompanyDetails),
              onSelected: (values) {
                viewModel.onSettingsChanged(settings.setFieldsForSection(
                    kPdfFieldsCompanyDetails, values));
              },
              addTitle: localization.addField,
              liveChanges: true,
              prefix: 'company',
            ),
          ),
          FormCard(
            child: MultiSelectList(
              options: [
                CompanyFields.name,
                CompanyFields.idNumber,
                CompanyFields.vatNumber,
                CompanyFields.website,
                CompanyFields.email,
                CompanyFields.phone,
                CompanyFields.address1,
                CompanyFields.address2,
                CompanyFields.cityStatePostal,
                CompanyFields.postalCityState,
                CompanyFields.country,
                CompanyFields.custom1,
                CompanyFields.custom2,
                CompanyFields.custom3,
                CompanyFields.custom4,
              ].map((field) => '\$company.$field').toList(),
              defaultSelected: [
                CompanyFields.address1,
                CompanyFields.address2,
                CompanyFields.cityStatePostal,
                CompanyFields.country,
              ].map((field) => '\$company.$field').toList(),
              selected: settings.getFieldsForSection(kPdfFieldsCompanyAddress),
              onSelected: (values) {
                viewModel.onSettingsChanged(settings.setFieldsForSection(
                    kPdfFieldsCompanyAddress, values));
              },
              addTitle: localization.addField,
              liveChanges: true,
              prefix: 'company',
            ),
          ),
          FormCard(
            child: MultiSelectList(
              options: [
                ...[
                  InvoiceFields.invoiceNumber,
                  InvoiceFields.poNumber,
                  InvoiceFields.invoiceDate,
                  InvoiceFields.dueDate,
                  InvoiceFields.amount,
                  InvoiceFields.balance,
                  InvoiceFields.customValue1,
                  InvoiceFields.customValue2,
                  InvoiceFields.customValue3,
                  InvoiceFields.customValue4,
                ].map((field) => '\$invoice.$field'),
                ...[
                  ClientFields.balance,
                ].map((field) => '\$client.$field')
              ],
              defaultSelected: [
                InvoiceFields.invoiceNumber,
                InvoiceFields.poNumber,
                InvoiceFields.invoiceDate,
                InvoiceFields.dueDate,
                InvoiceFields.balance,
              ],
              selected: settings.getFieldsForSection(kPdfFieldsInvoiceDetails),
              onSelected: (values) {
                viewModel.onSettingsChanged(settings.setFieldsForSection(
                    kPdfFieldsInvoiceDetails, values));
              },
              addTitle: localization.addField,
              liveChanges: true,
              prefix: 'invoice',
            ),
          ),
          /*
          FormCard(
            child: MultiSelectList(
              options: [
                ...[
                  QuoteFields.number,
                  QuoteFields.poNumber,
                  QuoteFields.date,
                  QuoteFields.validUntil,
                  QuoteFields.amount,
                  QuoteFields.customValue1,
                  QuoteFields.customValue2,
                  QuoteFields.customValue3,
                  QuoteFields.customValue4,
                ].map((field) => '\$quote.$field'),
                ...[
                  ClientFields.balance,
                ].map((field) => '\$client.$field')
              ],
              defaultSelected: [
                QuoteFields.number,
                QuoteFields.poNumber,
                QuoteFields.date,
                QuoteFields.validUntil,
                QuoteFields.amount,
              ],
              selected: settings.getFieldsForSection(kPdfFieldsQuoteDetails),
              onSelected: (values) {
                viewModel.onSettingsChanged(settings.setFieldsForSection(
                    kPdfFieldsQuoteDetails, values));

              },
              addTitle: localization.addField,
              liveChanges: true,
              prefix: 'quote',
            ),
          ),
          FormCard(
            child: MultiSelectList(
              options: [
                ...[
                  CreditFields.number,
                  CreditFields.poNumber,
                  CreditFields.date,
                  CreditFields.amount,
                  CreditFields.balance,
                  CreditFields.customValue1,
                  CreditFields.customValue2,
                  CreditFields.customValue3,
                  CreditFields.customValue4,
                ].map((field) => '\$credit.$field'),
                ...[
                  ClientFields.balance,
                ].map((field) => '\$client.$field')
              ],
              defaultSelected: [
                CreditFields.number,
                CreditFields.poNumber,
                CreditFields.date,
                CreditFields.balance,
              ],
              selected: settings.getFieldsForSection(kPdfFieldsCreditDetails),
              onSelected: (values) {
                   viewModel.onSettingsChanged(settings.setFieldsForSection(
                    kPdfFieldsCreditDetails, values));
              },
              addTitle: localization.addField,
              liveChanges: true,
              prefix: 'credit',
            ),
          ),
           */
          FormCard(
            child: MultiSelectList(
              options: [
                ProductItemFields.productKey,
                ProductItemFields.notes,
                ProductItemFields.quantity,
                ProductItemFields.cost,
                ProductItemFields.discount,
                ProductItemFields.lineTotal,
                ProductItemFields.custom1,
                ProductItemFields.custom2,
                ProductItemFields.custom3,
                ProductItemFields.custom4,
              ].map((field) => '\$product.$field').toList(),
              defaultSelected: [
                ProductItemFields.productKey,
                ProductItemFields.notes,
                ProductItemFields.quantity,
                ProductItemFields.cost,
                ProductItemFields.lineTotal,
              ].map((field) => '\$product.$field').toList(),
              selected: settings.getFieldsForSection(kPdfFieldsProductColumns),
              onSelected: (values) {
                viewModel.onSettingsChanged(settings.setFieldsForSection(
                    kPdfFieldsProductColumns, values));
              },
              addTitle: localization.addField,
              liveChanges: true,
              prefix: 'product',
            ),
          ),
          /*
          FormCard(
            child: MultiSelectList(
              options: [],
              defaultSelected: [],
              selected: settings.getFieldsForSection(kPdfFieldsTaskColumns),
              onSelected: (values) {
                    viewModel.onSettingsChanged(settings.setFieldsForSection(
                    kPdfFieldsTaskColumns, values));
              },
              addTitle: localization.addField,
              liveChanges: true,
              prefix: 'task',
            ),
          ),          
           */
        ],
      ),
    );
  }
}