import 'dart:io';

import 'package:flutter/cupertino.dart';
import 'package:flutter/material.dart';
import 'package:flutter_datetime_picker/flutter_datetime_picker.dart';
import 'package:image_picker/image_picker.dart';
import 'package:liftmanager/net/api_service.dart';
import 'package:liftmanager/res/resources.dart';
import 'package:liftmanager/routers/fluro_navigator.dart';
import 'package:liftmanager/utils/theme_utils.dart';
import 'package:liftmanager/utils/toast.dart';
import 'package:liftmanager/widgets/app_bar.dart';
import 'package:liftmanager/widgets/click_item.dart';
import 'package:liftmanager/widgets/my_button.dart';
import 'package:liftmanager/widgets/selected_image.dart';
import 'package:oktoast/oktoast.dart';

class YearlyUploadPage extends StatefulWidget {
  YearlyUploadPage(this.type, this.id);

  int type; //0自检报告 1检验报告 2上传年检报告和合格证
  String id;

  @override
  State<StatefulWidget> createState() {
    return YearlyUploadPageState();
  }
}

class YearlyUploadPageState extends State<YearlyUploadPage> {
  String _stopTime = "";
  File _imageFile;
  File _imageFilezj2;
  File _imageFilezj3;
  File _imageFile2;
  List<String> listStr = ["自检", "检验", "年检"];

  /// 选择时间
  Future<void> _selectTime() async {
    DatePicker.showDateTimePicker(context,
        showTitleActions: true,
        onChanged: (date) {},
        onConfirm: (date) {
          _stopTime = "${date.toString().split(" ")[0]}";
          setState(() {});
        },
        currentTime: DateTime.now(),
        locale: LocaleType.zh);
  }

  ///保存自检报告
  _saveSelfCheck() {
    if (_stopTime.length == 0) {
      toasts("请选择${listStr[widget.type]}时间");
      return;
    }
    if (_imageFile == null) {
      toasts("请上传${listStr[widget.type]}图片");
      return;
    }
    List<File> list = [_imageFile];
    if(_imageFilezj2 != null){
      list.add(_imageFilezj2);
    }
    if(_imageFilezj3 != null){
      list.add(_imageFilezj3);
    }
    showLoading(context, "正在提交...");
    ApiService(context: context).uploadMore(
        list, onSuccess: (List<String> imgUrls) {
      ApiService(context: context).yearlySelfCheck(widget.id, _stopTime, imgUrls.toString().substring(1,imgUrls.toString().length-1),
          onSuccess: (data) {
            dismissLoading(context);
            showAlert(context, "提示", "提交成功", "确定", () {
              NavigatorUtils.goBack(context);
              NavigatorUtils.goBackWithParams(
                  context, {"time": _stopTime, "img": imgUrls.toString().substring(1,imgUrls.toString().length-1)});
            });
          }, onError: (code, msg) {
            toasts(msg);
            dismissLoading(context);
          });
    }, onError: (code, msg) {
      dismissLoading(context);
      toasts(msg);
    });
  }

  ///检验结果
  _saveCheck() {
    if (_stopTime.length == 0) {
      toasts("请选择${listStr[widget.type]}时间");
      return;
    }
    if (_imageFile == null) {
      toasts("请上传${listStr[widget.type]}图片");
      return;
    }
    showLoading(context, "正在提交...");
    ApiService(context: context).upload(
        _imageFile.path, onSuccess: (String imgUrl) {
      ApiService(context: context).yearlyCheck(
          widget.id, _stopTime, imgUrl, onSuccess: (data) {
        dismissLoading(context);
        showAlert(context, "提示", "提交成功", "确定", () {
          NavigatorUtils.goBack(context);
          NavigatorUtils.goBackWithParams(
              context, {"time": _stopTime, "img": imgUrl});
        });
      }, onError: (code, msg) {
        toasts(msg);
        dismissLoading(context);
      });
    }, onError: (code, msg) {
      dismissLoading(context);
      toasts(msg);
    });
  }

  ///合格证
  _saveFinish() {
    if (_imageFile == null) {
      toasts("请上传${listStr[widget.type]}图片");
      return;
    }
    if (_imageFile2 == null) {
      toasts("请上传合格证图片");
      return;
    }
    showLoading(context, "正在提交...");
    ApiService(context: context).uploadMore([_imageFile, _imageFile2],
        onSuccess: (List<String> imgList) {
          if (imgList.length != 2) {
            dismissLoading(context);
            toasts("上传图片失败");
            return;
          }
          ApiService(context: context).yearlyFinish(
              widget.id, imgList[0], imgList[1],
              onSuccess: (data) {
                dismissLoading(context);
                showAlert(context, "提示", "提交成功", "确定", () {
                  NavigatorUtils.goBack(context);
                  NavigatorUtils.goBackWithParams(
                      context, {"img1": imgList[0], "img2": imgList[1]});
                });
              }, onError: (code, msg) {
            showToast(msg);
            dismissLoading(context);
          });
        }, onError: (code, msg) {
          dismissLoading(context);
          toasts(msg);
        });
  }

  ///选择图片
  void selectPicker(int index) {
    showDialog(
        context: context,
        builder: (BuildContext context) {
          return SimpleDialog(
              title: Text("选择方式"),
              children: ["拍照", '从手机相册选择'].map((String value) {
                print("$value");
                return SimpleDialogOption(
                  child: Text(
                    "${value}",
                    style: TextStyle(fontSize: 16, fontWeight: FontWeight.w500),
                  ),
                  onPressed: () {
                    _getImage(value == '拍照' ? 1 : 0, index);
                    Navigator.of(context).pop();
                  },
                );
              }).toList());
        });
  }

  void _getImage(int key, int index) async {
    try {
      var file = await ImagePicker.pickImage(
          source: key == 1 ? ImageSource.camera : ImageSource.gallery,
          maxWidth: 800,
          imageQuality: 95);
      if (index == 1) {
        _imageFile = file;
      } else  if (index == 22) {
        _imageFilezj2 = file;
      } else if (index == 33) {
        _imageFilezj3 = file;
      } else {
        _imageFile2 = file;
      }
      setState(() {});
    } catch (e) {
      toasts("没有权限，无法打开相册！");
    }
  }

  @override
  Widget build(BuildContext context) {
    print(widget.type);
    print(_imageFile);
    return Scaffold(
      backgroundColor: ThemeUtils.getTabsBg(context),
      appBar: MyAppBar(
        centerTitle: "上传${listStr[widget.type]}报告",
      ),
      body: Column(
        crossAxisAlignment: CrossAxisAlignment.start,
        children: <Widget>[
          Offstage(
            offstage: widget.type == 2,
            child: ClickItem(
              title: "${listStr[widget.type]}时间",
              hintText: "请选择${listStr[widget.type]}时间",
              content: "${_stopTime}",
              onTap: () {
                _selectTime();
              },
            ),
          ),
          Container(
            padding: EdgeInsets.fromLTRB(15, 10, 15, 10),
            child: Text("${listStr[widget.type]}报告"),
          ),
          Row(
            children: <Widget>[
              Container(
                  padding: EdgeInsets.all(15),
                  child: SelectedImage(
                      image: _imageFile,
                      onTap: () {
                          selectPicker(1);
                      })

              ),
              Offstage(
                offstage: (widget.type != 0 || _imageFile ==null),
                child: Container(
                    padding: EdgeInsets.all(15),
                    child: SelectedImage(
                        image: _imageFilezj2,
                        onTap: () {
                          selectPicker(22);
                        })
                ),
              ),
              Offstage(
                offstage: widget.type != 0 || _imageFilezj2 ==null,
                child: Container(
                    padding: EdgeInsets.all(15),
                    child: SelectedImage(
                        image: _imageFilezj3,
                        onTap: () {
                          selectPicker(33);
                        })
                ),
              ),

            ],
          ),


          Offstage(
            offstage: widget.type != 2,
            child: Column(
              crossAxisAlignment: CrossAxisAlignment.start,
              children: <Widget>[
                Container(
                  padding: EdgeInsets.fromLTRB(15, 10, 15, 10),
                  child: Text("合格证"),
                ),
                Container(
                  padding: EdgeInsets.all(15),
                  color: Colors.white,
                  child: SelectedImage(
                      image: _imageFile2,
                      onTap: () {
                        selectPicker(2);
                      }),
                ),
              ],
            ),
          ),
          Container(
              child: Padding(
                padding: const EdgeInsets.all(16),
                child: MyButton(
                  fontSize: 14,
                  onPressed: () {
                    print("${widget.type}");
                    if (widget.type == 0) {
                      _saveSelfCheck();
                    } else if (widget.type == 1) {
                      _saveCheck();
                    } else {
                      _saveFinish();
                    }
                  },
                  text: "确定",
                ),
              ))
        ],
      ),
    );
  }
}