cloudsolutions-atoms/lib/views/widgets/images/multi_image_picker.dart

import 'dart:io';

import 'package:file_picker/file_picker.dart';
import 'package:flutter/material.dart';
import 'package:fluttertoast/fluttertoast.dart';
import 'package:image_picker/image_picker.dart';
import 'package:test_sa/extensions/context_extension.dart';
import 'package:test_sa/extensions/int_extensions.dart';
import 'package:test_sa/extensions/text_extensions.dart';
import 'package:test_sa/extensions/widget_extensions.dart';
import 'package:test_sa/models/generic_attachment_model.dart';
import 'package:test_sa/new_views/app_style/app_color.dart';

import '../../../new_views/common_widgets/app_dashed_button.dart';
import 'multi_image_picker_item.dart';

// class MultiFilesPicker extends StatefulWidget {
//   final String label;
//   final bool error;
//   final List<File> files;
//   final List<GenericAttachmentModel> attachment;
//
//   final bool enabled, onlyImages;
//   double? buttonHeight;
//   Widget? buttonIcon;
//   Color? buttonColor;
//   final Function(List<File>)? onChange;
//   final bool showAsGrid;
//
//   MultiFilesPicker(
//       {Key? key,
//       this.files = const <File>[],
//       this.attachment = const <GenericAttachmentModel>[],
//       required this.label,
//       this.error = false,
//       this.buttonHeight,
//       this.buttonIcon,
//       this.enabled = true,
//       this.onlyImages = false,
//       this.onChange,
//       this.showAsGrid = false,
//       this.buttonColor})
//       : super(key: key);
//
//   @override
//   State<MultiFilesPicker> createState() => _MultiFilesPickerState();
// }
//
// class _MultiFilesPickerState extends State<MultiFilesPicker> {
//   @override
//   Widget build(BuildContext context) {
//     return Column(
//       crossAxisAlignment: CrossAxisAlignment.start,
//       children: [
//         if (widget.enabled) ...[
//           AppDashedButton(
//               title: widget.label,
//               height: widget.buttonHeight,
//               buttonColor: widget.buttonColor,
//               icon: widget.buttonIcon,
//               onPressed: (widget.enabled == false)
//                   ? () {}
//                   : widget.showAsGrid
//                       ? showFileSourceSheet
//                       : onFilePicker),
//           16.height,
//         ],
//         if (widget.files.isNotEmpty)
//           Wrap(
//             spacing: 8.toScreenWidth,
//             children: List.generate(
//               widget.files!.length,
//               (index) {
//                 File image = widget.files![index];
//                 return MultiFilesPickerItem(
//                   file: image,
//                   enabled: widget.enabled,
//                   onRemoveTap: (image) {
//                     if (!widget.enabled) {
//                       return;
//                     }
//                     widget.files.remove(image);
//                     if (widget.onChange != null) {
//                       widget.onChange!(widget.files);
//                     }
//                     setState(() {});
//                   },
//                 );
//               },
//             ),
//           ),
//       ],
//     );
//   }
//
//   fromFilePicker() async {
//     FilePickerResult? result = await FilePicker.platform.pickFiles(
//       type: FileType.custom,
//       allowMultiple: true,
//       allowedExtensions: widget.onlyImages ? ['jpg', 'jpeg', 'png'] : ['jpg', 'jpeg', 'png', 'pdf', 'doc', 'docx', 'xlsx', 'pptx'],
//     );
//     if (result != null) {
//       for (var path in result.paths) {
//         widget.files.add(File(path!));
//         if (widget.onChange != null) {
//           widget.onChange!(widget.files);
//         }
//       }
//       setState(() {});
//     }
//   }
//
//   void showFileSourceSheet() async {
//     if (widget.files.length >= 5) {
//       Fluttertoast.showToast(msg: context.translation.maxImagesNumberIs5);
//       return;
//     }
//
//     ImageSource? source = (await showModalBottomSheet(
//       context: context,
//       shape: const RoundedRectangleBorder(
//         borderRadius: BorderRadius.vertical(
//           top: Radius.circular(20),
//         ),
//       ),
//       clipBehavior: Clip.antiAliasWithSaveLayer,
//       builder: (BuildContext context) => Column(
//         mainAxisSize: MainAxisSize.min,
//         crossAxisAlignment: CrossAxisAlignment.start,
//         children: [
//           "Attach File".heading4(context),
//           12.height,
//           GridView(
//             padding: const EdgeInsets.all(0),
//             shrinkWrap: true,
//             physics: const NeverScrollableScrollPhysics(),
//             gridDelegate: const SliverGridDelegateWithFixedCrossAxisCount(crossAxisCount: 3, childAspectRatio: 1, crossAxisSpacing: 12, mainAxisSpacing: 12),
//             children: <Widget>[
//               gridItem(Icons.camera_enhance_rounded, context.translation.pickFromCamera).onPress(() => Navigator.of(context).pop(ImageSource.camera)),
//               gridItem(Icons.image_rounded, context.translation.pickFromGallery).onPress(() => Navigator.of(context).pop(ImageSource.gallery)),
//               gridItem(Icons.file_present_rounded, context.translation.pickFromFiles).onPress(() async {
//                 await fromFilePicker();
//                 Navigator.pop(context);
//               }),
//             ],
//           ),
//           12.height,
//         ],
//       ).paddingAll(21),
//     )) as ImageSource?;
//     if (source == null) return;
//     final pickedFile = await ImagePicker().pickImage(source: source, imageQuality: 70, maxWidth: 800, maxHeight: 800);
//
//     if (pickedFile != null) {
//       File fileImage = File(pickedFile.path);
//       widget.files.add(fileImage);
//       if (widget.onChange != null) {
//         widget.onChange!(widget.files);
//       }
//       setState(() {});
//     }
//   }
//
//   Widget gridItem(IconData iconData, String title) {
//     return Container(
//       padding: const EdgeInsets.all(12),
//       decoration: BoxDecoration(
//         color: Colors.white,
//         borderRadius: BorderRadius.circular(12),
//         border: Border.all(color: const Color(0xffF1F1F1), width: 1),
//       ),
//       child: Column(
//         crossAxisAlignment: CrossAxisAlignment.start,
//         mainAxisAlignment: MainAxisAlignment.spaceBetween,
//         children: [
//           Icon(iconData, color: const Color(0xff7D859A), size: 36),
//           Text(
//             title,
//             style: const TextStyle(fontSize: 12, fontWeight: FontWeight.w500),
//           ),
//         ],
//       ),
//     );
//   }
//
//   onFilePicker() async {
//     if (widget.files.length >= 5) {
//       Fluttertoast.showToast(msg: context.translation.maxImagesNumberIs5);
//       return;
//     }
//     ImageSource? source = await showModalBottomSheet<ImageSource>(
//       context: context,
//       builder: (BuildContext context) {
//         Widget listCard({required String icon, required String label, required VoidCallback onTap}) {
//           return GestureDetector(
//             onTap: onTap,
//             child: Container(
//               constraints: BoxConstraints(minWidth: 111.toScreenWidth, minHeight: 111.toScreenHeight),
//               padding: EdgeInsets.symmetric(horizontal: 12.toScreenWidth, vertical: 12.toScreenHeight),
//               decoration: BoxDecoration(borderRadius: BorderRadius.circular(12), border: Border.all(width: 1, color: AppColor.white70)),
//               child: Column(
//                 mainAxisSize: MainAxisSize.min,
//                 crossAxisAlignment: CrossAxisAlignment.start,
//                 children: [
//                   icon.toSvgAsset(),
//                   24.height,
//                   label.bodyText2(context).custom(color: AppColor.black20),
//                 ],
//               ),
//             ),
//           );
//         }
//
//         return Container(
//           padding: const EdgeInsets.all(16.0),
//           child: Row(
//             mainAxisAlignment: MainAxisAlignment.spaceBetween,
//             children: <Widget>[
//               listCard(
//                 icon: 'camera_icon',
//                 label: '${context.translation.open}\n${context.translation.camera}',
//                 onTap: () {
//                   Navigator.of(context).pop(ImageSource.camera);
//                 },
//               ),
//               listCard(
//                 icon: 'gallery_icon',
//                 label: '${context.translation.open}\n${context.translation.gallery}',
//                 onTap: () {
//                   Navigator.of(context).pop(ImageSource.gallery);
//                 },
//               ),
//               listCard(
//                 icon: 'file_icon',
//                 label: '${context.translation.open}\n${context.translation.files}',
//                 onTap: () async {
//                   await fromFilePicker();
//                   Navigator.pop(context);
//                 },
//               ),
//             ],
//           ),
//         );
//       },
//     );
//     // ImageSource source = await showDialog(
//     //   context: context,
//     //   builder: (dialogContext) => CupertinoAlertDialog(
//     //     actions: <Widget>[
//     //       TextButton(
//     //         child: Text(context.translation.pickFromCamera),
//     //         onPressed: () {
//     //           Navigator.of(dialogContext).pop(ImageSource.camera);
//     //         },
//     //       ),
//     //       TextButton(
//     //         child: Text(context.translation.pickFromGallery),
//     //         onPressed: () {
//     //           Navigator.of(dialogContext).pop(ImageSource.gallery);
//     //         },
//     //       ),
//     //       TextButton(
//     //         child: Text(context.translation.pickFromFiles),
//     //         onPressed: () async {
//     //           await fromFilePicker();
//     //           Navigator.pop(context);
//     //         },
//     //       ),
//     //     ],
//     //   ),
//     // );
//     if (source == null) return;
//
//     final pickedFile = await ImagePicker().pickImage(source: source, imageQuality: 70, maxWidth: 800, maxHeight: 800);
//
//     if (pickedFile != null) {
//       File fileImage = File(pickedFile.path);
//       if (fileImage != null) {
//         widget.files.add(fileImage);
//         if (widget.onChange != null) {
//           widget.onChange!(widget.files);
//         }
//         setState(() {});
//       }
//     }
//
//     setState(() {});
//   }
// }

class AttachmentModel {
  int id = 0;
  File? file;

  AttachmentModel(this.id, this.file);

  factory AttachmentModel.fromJson(Map<String, dynamic> json) {
    return AttachmentModel(
      json['id'] ?? 0,
      json['file'] != null ? File(json['file']) : null,
    );
  }

  Map<String, dynamic> toJson() {
    return {
      'id': id,
      'file': file?.path,
    };
  }
}

class AttachmentPicker extends StatefulWidget {
  final String label;
  final bool error;
  final List<GenericAttachmentModel> attachment;

  final bool enabled, onlyImages;
  double? buttonHeight;
  Widget? buttonIcon;
  Color? buttonColor;
  final Function(List<GenericAttachmentModel>)? onChange;
  final bool showAsGrid;

  AttachmentPicker(
      {Key? key,
      this.attachment = const <GenericAttachmentModel>[],
      required this.label,
      this.error = false,
      this.buttonHeight,
      this.buttonIcon,
      this.enabled = true,
      this.onlyImages = false,
      this.onChange,
      this.showAsGrid = false,
      this.buttonColor})
      : super(key: key);

  @override
  State<AttachmentPicker> createState() => _AttachmentPickerState();
}

class _AttachmentPickerState extends State<AttachmentPicker> {
  @override
  Widget build(BuildContext context) {
    return Column(
      crossAxisAlignment: CrossAxisAlignment.start,
      children: [
        AppDashedButton(
            title: widget.label,
            height: widget.buttonHeight,
            buttonColor: widget.buttonColor,
            icon: widget.buttonIcon,
            onPressed: (widget.enabled == false)
                ? () {}
                : widget.showAsGrid
                    ? showFileSourceSheet
                    : onFilePicker),
        16.height,
        if (widget.attachment.isNotEmpty)
          Wrap(
            spacing: 8.toScreenWidth,
            children: List.generate(
              widget.attachment.length,
              (index) {
                File image = File(widget.attachment[index].name!);
                return MultiFilesPickerItem(
                  file: image,
                  enabled: widget.enabled,
                  onRemoveTap: (image) {
                    if (!widget.enabled) {
                      return;
                    }
                    widget.attachment.removeAt(index);
                    if (widget.onChange != null) {
                      widget.onChange!(widget.attachment);
                    }
                    setState(() {});
                  },
                );
              },
            ),
          ),
      ],
    );
  }

  fromFilePicker() async {
    FilePickerResult? result = await FilePicker.platform.pickFiles(
      type: FileType.custom,
      allowMultiple: true,
      allowedExtensions: widget.onlyImages ? ['jpg', 'jpeg', 'png'] : ['jpg', 'jpeg', 'png', 'pdf', 'doc', 'docx', 'xlsx', 'pptx'],
    );
    if (result != null) {
      for (var path in result.paths) {
        widget.attachment.add(GenericAttachmentModel(id: 0, name: File(path!).path));
      }
      if (widget.onChange != null) {
        widget.onChange!(widget.attachment);
      }
      setState(() {});
    }
  }

  void showFileSourceSheet() async {
    // if (widget.attachment.length >= 5) {
    //   Fluttertoast.showToast(msg: context.translation.maxImagesNumberIs5);
    //   return;
    // }

    ImageSource source = (await showModalBottomSheet(
      context: context,
      shape: const RoundedRectangleBorder(
        borderRadius: BorderRadius.vertical(
          top: Radius.circular(20),
        ),
      ),
      clipBehavior: Clip.antiAliasWithSaveLayer,
      builder: (BuildContext context) => Column(
        mainAxisSize: MainAxisSize.min,
        crossAxisAlignment: CrossAxisAlignment.start,
        children: [
          "Attach File".heading4(context),
          12.height,
          GridView(
            padding: const EdgeInsets.all(0),
            shrinkWrap: true,
            physics: const NeverScrollableScrollPhysics(),
            gridDelegate: const SliverGridDelegateWithFixedCrossAxisCount(crossAxisCount: 3, childAspectRatio: 1, crossAxisSpacing: 12, mainAxisSpacing: 12),
            children: <Widget>[
              gridItem(Icons.camera_enhance_rounded, context.translation.pickFromCamera).onPress(() => Navigator.of(context).pop(ImageSource.camera)),
              gridItem(Icons.image_rounded, context.translation.pickFromGallery).onPress(() => Navigator.of(context).pop(ImageSource.gallery)),
              gridItem(Icons.file_present_rounded, context.translation.pickFromFiles).onPress(() async {
                await fromFilePicker();
                Navigator.pop(context);
              }),
            ],
          ),
          12.height,
        ],
      ).paddingAll(21),
    )) as ImageSource;

    final pickedFile = await ImagePicker().pickImage(source: source, imageQuality: 70, maxWidth: 800, maxHeight: 800);

    if (pickedFile != null) {
      File fileImage = File(pickedFile.path);
      widget.attachment.add(GenericAttachmentModel(id: 0, name: fileImage.path));
      if (widget.onChange != null) {
        widget.onChange!(widget.attachment);
      }
      setState(() {});
    }
  }

  Widget gridItem(IconData iconData, String title) {
    return Container(
      padding: const EdgeInsets.all(12),
      decoration: BoxDecoration(
        color: Colors.white,
        borderRadius: BorderRadius.circular(12),
        border: Border.all(color: const Color(0xffF1F1F1), width: 1),
      ),
      child: Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        mainAxisAlignment: MainAxisAlignment.spaceBetween,
        children: [
          Icon(iconData, color: const Color(0xff7D859A), size: 36),
          Text(
            title,
            style: const TextStyle(fontSize: 12, fontWeight: FontWeight.w500),
          ),
        ],
      ),
    );
  }

  onFilePicker() async {
    //TODO removed on request by Backend as they don't have anyissue with large number of files
    // if (widget.attachment.length >= 5) {
    //   Fluttertoast.showToast(msg: context.translation.maxImagesNumberIs5);
    //   return;
    // }
    ImageSource? source = await showModalBottomSheet<ImageSource>(
      context: context,
      builder: (BuildContext context) {
        Widget listCard({required String icon, required String label, required VoidCallback onTap}) {
          return Container(
            padding: const EdgeInsets.all(12),
            decoration: BoxDecoration(
              color: AppColor.background(context),
              // color: Colors.white,
              borderRadius: BorderRadius.circular(12),
              border: Border.all(color: const Color(0xffF1F1F1), width: 1),
            ),
            child: Column(
              crossAxisAlignment: CrossAxisAlignment.start,
              mainAxisAlignment: MainAxisAlignment.spaceBetween,
              children: [
                icon.toSvgAsset(color: AppColor.iconColor(context), width: 36, height: 36),
                // Icon(iconData, color: const Color(0xff7D859A), size: 36),
                Text(
                  label,
                  style: const TextStyle(fontSize: 12, fontWeight: FontWeight.w500),
                ),
              ],
            ),
          ).onPress(onTap);
        }

        return SafeArea(
          top: false,
          child: Container(
            width: double.infinity,
            color: AppColor.background(context),
            child: Column(
              mainAxisSize: MainAxisSize.min,
              crossAxisAlignment: CrossAxisAlignment.start,
              children: [
                "Attach File".heading4(context),
                12.height,
                GridView(
                  padding: const EdgeInsets.all(0),
                  shrinkWrap: true,
                  physics: const NeverScrollableScrollPhysics(),
                  gridDelegate: const SliverGridDelegateWithFixedCrossAxisCount(crossAxisCount: 3, childAspectRatio: 1, crossAxisSpacing: 12, mainAxisSpacing: 12),
                  children: <Widget>[
                    listCard(
                      icon: 'camera_icon',
                      label: '${context.translation.open}\n${context.translation.camera}',
                      onTap: () {
                        Navigator.of(context).pop(ImageSource.camera);
                      },
                    ),
                    listCard(
                      icon: 'gallery_icon',
                      label: '${context.translation.open}\n${context.translation.gallery}',
                      onTap: () {
                        Navigator.of(context).pop(ImageSource.gallery);
                      },
                    ),
                    listCard(
                      icon: 'file_icon',
                      label: '${context.translation.open}\n${context.translation.files}',
                      onTap: () async {
                        await fromFilePicker();
                        Navigator.pop(context);
                      },
                    ),
                  ],
                ),
                // Container(
                //   padding: const EdgeInsets.all(16.0),
                //   child: Row(
                //     mainAxisAlignment: MainAxisAlignment.spaceBetween,
                //     children: <Widget>[
                //       listCard(
                //         icon: 'camera_icon',
                //         label: '${context.translation.open}\n${context.translation.camera}',
                //         onTap: () {
                //           Navigator.of(context).pop(ImageSource.camera);
                //         },
                //       ),
                //       listCard(
                //         icon: 'gallery_icon',
                //         label: '${context.translation.open}\n${context.translation.gallery}',
                //         onTap: () {
                //           Navigator.of(context).pop(ImageSource.gallery);
                //         },
                //       ),
                //       listCard(
                //         icon: 'file_icon',
                //         label: '${context.translation.open}\n${context.translation.files}',
                //         onTap: () async {
                //           await fromFilePicker();
                //           Navigator.pop(context);
                //         },
                //       ),
                //     ],
                //   ),
                // ),
              ],
            ).paddingAll(16),
          ),
        );
      },
    );
    // ImageSource source = await showDialog(
    //   context: context,
    //   builder: (dialogContext) => CupertinoAlertDialog(
    //     actions: <Widget>[
    //       TextButton(
    //         child: Text(context.translation.pickFromCamera),
    //         onPressed: () {
    //           Navigator.of(dialogContext).pop(ImageSource.camera);
    //         },
    //       ),
    //       TextButton(
    //         child: Text(context.translation.pickFromGallery),
    //         onPressed: () {
    //           Navigator.of(dialogContext).pop(ImageSource.gallery);
    //         },
    //       ),
    //       TextButton(
    //         child: Text(context.translation.pickFromFiles),
    //         onPressed: () async {
    //           await fromFilePicker();
    //           Navigator.pop(context);
    //         },
    //       ),
    //     ],
    //   ),
    // );
    if (source == null) return;

    final pickedFile = await ImagePicker().pickImage(source: source, imageQuality: 70, maxWidth: 800, maxHeight: 800);

    if (pickedFile != null) {
      File fileImage = File(pickedFile.path);
      widget.attachment.add(GenericAttachmentModel(id: 0, name: fileImage.path));
      if (widget.onChange != null) {
        widget.onChange!(widget.attachment);
      }
      setState(() {});
    }

    setState(() {});
  }
}