using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using _0_Framework.Application;
using _0_Framework.Application.Enums;
using Company.Domain.ClassificationSchemeAgg;
using CompanyManagment.App.Contracts.ClassificationScheme;
using CompanyManagment.App.Contracts.YearlySalary;
using Microsoft.EntityFrameworkCore;

namespace CompanyManagment.Application;

public class ClassificationSchemeApplication : IClassificationSchemeApplication
{
    private readonly IClassificationSchemeRepository _classificationSchemeRepository;
    private readonly IClassificationGroupRepository _classificationGroupRepository;
    private readonly IClassificationGroupSalariesRepository _classificationGroupSalariesRepository;
    private readonly IClassificationRialCoefficientRepository _classificationRialCoefficientRepository;
    private readonly IClassificationEmployeeRepository _classificationEmployeeRepository;

    public ClassificationSchemeApplication(IClassificationSchemeRepository classificationSchemeRepository, IClassificationGroupRepository classificationGroupRepository, IClassificationGroupSalariesRepository classificationGroupSalariesRepository, IClassificationRialCoefficientRepository classificationRialCoefficientRepository, IClassificationEmployeeRepository classificationEmployeeRepository)
    {
        _classificationSchemeRepository = classificationSchemeRepository;
        _classificationGroupRepository = classificationGroupRepository;
        _classificationGroupSalariesRepository = classificationGroupSalariesRepository;
        _classificationRialCoefficientRepository = classificationRialCoefficientRepository;
        _classificationEmployeeRepository = classificationEmployeeRepository;
    }

    public Task<ClassificationSchemePartialModel> ClassificationSchemePartialModel(long workshopId)
    {
        return _classificationSchemeRepository.ClassificationSchemePartialModel(workshopId);
    }

    public async Task<OperationResult> CreateClassificationScheme(CreateClassificationScheme command)
    {
        var op = new OperationResult();


        #region Validation

        if (!command.ExecutionDateFa.TryToGeorgianDateTime(out var executionDateGr))
        {
            return op.Failed("تاریخ اجرا صحیح نمی باشد");
        }
        if (!command.IncludingDateFa.TryToGeorgianDateTime(out var includingDateGr))
        {
            return op.Failed("تاریخ شمول صحیح نمی باشد");
        }



        #endregion
        //ایجاد طرح
        var create = new ClassificationScheme(includingDateGr, executionDateGr,
            command.DesignerFullName, command.DesignerPhone, command.WorkshopId, command.TypeOfCoefficient);
        _classificationSchemeRepository.Create(create);
        await _classificationSchemeRepository.SaveChangesAsync();
        //ایجاد گروه های طرح
        var groups = new List<ClassificationGroup>()
        {
            new ClassificationGroup("1",command.WorkshopId,create.id),
            new ClassificationGroup("2",command.WorkshopId,create.id),
            new ClassificationGroup("3",command.WorkshopId,create.id),
            new ClassificationGroup("4",command.WorkshopId,create.id),
            new ClassificationGroup("5",command.WorkshopId,create.id),
            new ClassificationGroup("6",command.WorkshopId,create.id),
            new ClassificationGroup("7",command.WorkshopId,create.id),
            new ClassificationGroup("8",command.WorkshopId,create.id),
            new ClassificationGroup("9",command.WorkshopId,create.id),
            new ClassificationGroup("10",command.WorkshopId,create.id),
            new ClassificationGroup("11",command.WorkshopId,create.id),
            new ClassificationGroup("12",command.WorkshopId,create.id),
            new ClassificationGroup("13",command.WorkshopId,create.id),
            new ClassificationGroup("14",command.WorkshopId,create.id),
            new ClassificationGroup("15",command.WorkshopId,create.id),
            new ClassificationGroup("16",command.WorkshopId,create.id),
            new ClassificationGroup("17",command.WorkshopId,create.id),
            new ClassificationGroup("18",command.WorkshopId,create.id),
            new ClassificationGroup("19",command.WorkshopId,create.id),
            new ClassificationGroup("20",command.WorkshopId,create.id),
        };

        await _classificationGroupRepository.CreateGroups(groups);



        return op.Succcedded();
    }

    public Task<EditClassificationScheme> GetClassificationScheme(long id)
    {
        return _classificationSchemeRepository.GetClassificationScheme(id);
    }

    public async Task<OperationResult> EditClassificationScheme(EditClassificationScheme command)
    {
        var op = new OperationResult();


        #region Validation

        if (!command.ExecutionDateFa.TryToGeorgianDateTime(out var executionDateGr))
        {
            return op.Failed("تاریخ اجرا صحیح نمی باشد");
        }
        if (!command.IncludingDateFa.TryToGeorgianDateTime(out var includingDateGr))
        {
            return op.Failed("تاریخ شمول صحیح نمی باشد");
        }
        var scheme = _classificationSchemeRepository.Get(command.Id);
        if (scheme == null)
            return op.Failed("رکورد مورد نظر وجود ندارد");
        #endregion


        scheme.Edit(includingDateGr, executionDateGr, command.DesignerFullName,command.DesignerPhone,command.TypeOfCoefficient);
        await _classificationSchemeRepository.SaveChangesAsync();
        return op.Succcedded();
    }

    public  async Task<List<ClassificationGroupAndJobModel>> GetGroupAndJobs(long schemeId)
    {
        return await _classificationGroupRepository.GetGroupAndJobs(schemeId);
    }

    public async Task<List<EditClassificationGroupJob>> GetGroupJobs(long groupId)
    {
        return await _classificationGroupRepository.GetGroupJobs(groupId);
    }

    public async Task<bool> CheckEmployeeHasThisJob(long id, long groupId)
    {
        return await _classificationGroupRepository.CheckEmployeeHasThisJob(id, groupId);
    }

    public async Task<bool> CreateGroupJobs(List<CreateClassificationGroupJob> createClassificationGroupJob, List<long> deleteJobList)
    {
        var newJoblist = new List<ClassificationGroupJob>();
        if (createClassificationGroupJob.Count > 0)
        {
            foreach (var item in createClassificationGroupJob)
            {
                var newJob = new ClassificationGroupJob(item.JobId, item.JobName, item.JobCode, item.ClassificationGroupId,
                    item.GroupNo);
                newJoblist.Add(newJob);
            }

        }



        return  await _classificationGroupRepository.CreateJobs(newJoblist, deleteJobList);
    }

    public async Task<SalaryAndRialCoefficientTab> GetSalariesTabData(long schemeId)
    {
        return await _classificationGroupSalariesRepository.GetSalariesTabData(schemeId);
    }

    public async Task<SalaryAndRialCoefficientModel> GetGroupToCreateSalariesModal(long schemeId)
    {
        return await _classificationGroupRepository.GetGroupToCreateSalariesModal(schemeId);
    }



    public async Task<OperationResult> CreateGroupSalaryAndCoefficient(SalaryAndRialCoefficientModel command)
    {
        var op = new OperationResult();
        #region Validation

        if (string.IsNullOrWhiteSpace(command.StartDateFa) || string.IsNullOrWhiteSpace(command.StartDateFa))
            return op.Failed("تاریخ شروع و پایان نمی توانند خالی باشند");

       
        if (command.TypeOfCoefficient == TypeOfCoefficient.RialCoefficient && command.RialCoefficient == 0)
            return op.Failed("ضریب ریالی وارد نشده است");


        if (command.SalariesAndCoefficientList.Any(x=> string.IsNullOrWhiteSpace(x.GroupSalaryStr) || x.GroupSalaryStr =="0"))
            return op.Failed("دستمزد تمامی گروه ها می بایست تعیین شود");


        if (!command.StartDateFa.TryToGeorgianDateTime(out var startDate))
        {
            return op.Failed("تاریخ شروع وارد شده صحیح نمی باشد");
        }
        if (!command.EndDateFa.TryToGeorgianDateTime(out var endDate))
        {
            return op.Failed("تاریخ پایان وارد شده صحیح نمی باشد");
        }

        if (_classificationGroupSalariesRepository.Exists(x => x.StartDate <= endDate && x.EndDate >= startDate && x.SchemeId == command.SchemeId))
        {
            return op.Failed("بازه تاریخ وارد شده با داده های ذخیره شده قبل تداخل دارد");

        }

        var year = Convert.ToInt32(command.StartDateFa.Substring(0, 4));

        var endDateYear = Convert.ToInt32(command.EndDateFa.Substring(0, 4));
        if(year != endDateYear)
            return op.Failed("سال تاریخ شروع از سال تاریخ پایان متفاوت است");
        #endregion



        var createSalaries = new List<ClassificationGroupSalary>();

        foreach (var item in command.SalariesAndCoefficientList)
        {
            item.GroupSalary = item.GroupSalaryStr.MoneyToDouble();
            var create = new ClassificationGroupSalary(item.ClassificationGroupId,item.GroupNo,item.GroupSalary,startDate, endDate, year, command.SchemeId);
            createSalaries.Add(create);
        }

        await _classificationGroupSalariesRepository.CreateSalaries(createSalaries);

        if (command.TypeOfCoefficient == TypeOfCoefficient.RialCoefficient)
        {
            try
            {
                command.RialCoefficient = command.RialCoefficient;

                await _classificationRialCoefficientRepository.CreateAsync(new ClassificationRialCoefficient(command.SchemeId,
                    command.RialCoefficient, startDate, endDate, year));
                await _classificationRialCoefficientRepository.SaveChangesAsync();
            }
            catch (Exception e)
            {
                return op.Failed("فرمت مبلغ ضریب ریالی اشتباه است");
            }
        }

        op.SendId = command.SchemeId;
        return op.Succcedded();
    }

    public async Task<SalaryAndRialCoefficientModel> GetEditSalariesData(long schemeId, string startDate, string endDate)
    {
        return await _classificationGroupSalariesRepository.GetEditSalariesData(schemeId, startDate, endDate);
    }

    public async Task<OperationResult> EditGroupSalaryAndCoefficient(SalaryAndRialCoefficientModel command)
    {
        var op = new OperationResult();
        #region Validation

        if (string.IsNullOrWhiteSpace(command.StartDateFa) || string.IsNullOrWhiteSpace(command.StartDateFa))
            return op.Failed("تاریخ شروع و پایان نمی توانند خالی باشند");


        if (command.TypeOfCoefficient == TypeOfCoefficient.RialCoefficient && command.RialCoefficient == 0)
            return op.Failed("ضریب ریالی وارد نشده است");


        if (command.SalariesAndCoefficientList.Any(x => string.IsNullOrWhiteSpace(x.GroupSalaryStr) || x.GroupSalaryStr == "0"))
            return op.Failed("دستمزد تمامی گروه ها می بایست تعیین شود");


        if (!command.StartDateFa.TryToGeorgianDateTime(out var startDate))
        {
            return op.Failed("تاریخ شروع وارد شده صحیح نمی باشد");
        }
        if (!command.EndDateFa.TryToGeorgianDateTime(out var endDate))
        {
            return op.Failed("تاریخ پایان وارد شده صحیح نمی باشد");
        }

        var salariesId = command.SalariesAndCoefficientList.Select(x => x.Id).ToList();
        if (_classificationGroupSalariesRepository.Exists(x => x.StartDate <= endDate && x.EndDate >= startDate && x.SchemeId == command.SchemeId && !salariesId.Contains(x.id)))
        {
            return op.Failed("بازه تاریخ وارد شده با داده های ذخیره شده قبل تداخل دارد");

        }

        var year = Convert.ToInt32(command.StartDateFa.Substring(0, 4));

        var endDateYear = Convert.ToInt32(command.EndDateFa.Substring(0, 4));
        if (year != endDateYear)
            return op.Failed("سال تاریخ شروع از سال تاریخ پایان متفاوت است");
        #endregion



        foreach (var item in command.SalariesAndCoefficientList)
        {
            var editSalary = _classificationGroupSalariesRepository.Get(item.Id);

            item.GroupSalary = item.GroupSalaryStr.MoneyToDouble();

          editSalary.Edit(item.GroupSalary, startDate, endDate, year);
          await _classificationGroupSalariesRepository.SaveChangesAsync();
      
        }

        if (command.TypeOfCoefficient == TypeOfCoefficient.RialCoefficient)
        {
            var editRialCoefficient = _classificationRialCoefficientRepository.Get(command.CoefficientId);
            editRialCoefficient.Edit(command.RialCoefficient, startDate, endDate, year);
            await _classificationRialCoefficientRepository.SaveChangesAsync();
      
        }

        return op.Succcedded();
    }



    public async Task<EmployeeInfoTab> GetEmployeeDataTab(EmployeeInfoTab command)
    {
        var employeeInfoTab = new EmployeeInfoTab();
        var employeeInfoList = _classificationEmployeeRepository.GetEmployeeListData(command.SchemeId).GetAwaiter().GetResult();
        if (employeeInfoList.Any())
        {
            if (!string.IsNullOrWhiteSpace(command.FullName))
                employeeInfoList = employeeInfoList.Where(x => x.FullName.Contains(command.FullName)).ToList();

            employeeInfoTab.EmployeeInfoList = employeeInfoList;
            employeeInfoTab.FullName = command.FullName;
            

        }


        return employeeInfoTab;
    }

    public async Task<List<ClassificationGroupList>> GetGroups(long schemeId)
    {
        return await _classificationGroupRepository.GetGroups(schemeId);
    }


    public async Task<OperationResult> AddEmployeeToGroup(AddEmployeeToGroup command)
    {
        var op = new OperationResult();
        #region Validation

        if (command.GroupId == 0)
            return op.Failed("لطفا گروه را انتخاب کنید");

        if (command.JobId == 0)
            return op.Failed("لطفا سمت را انتخاب کنید");

        #endregion


        var scheme = _classificationSchemeRepository.GetClassificationScheme(command.SchemeId).GetAwaiter().GetResult();

        var create = new ClassificationEmployee(scheme.WorkshopId, command.EmployeeId, command.SchemeId,
            command.GroupId, command.JobId);
        await _classificationEmployeeRepository.CreateAsync(create);
        await _classificationEmployeeRepository.SaveChangesAsync();

        return op.Succcedded();
    }


    public async Task<OperationResult> EditGroupMember(AddEmployeeToGroup command)
    {
        var op = new OperationResult();
        #region Validation

        if (command.GroupId == 0)
            return op.Failed("لطفا گروه را انتخاب کنید");

        if (command.JobId == 0)
            return op.Failed("لطفا سمت را انتخاب کنید");

        #endregion


        var editGroup = _classificationEmployeeRepository.Get(command.Id);
        editGroup.Edit(command.GroupId, command.JobId);
       await _classificationEmployeeRepository.SaveChangesAsync();

       return op.Succcedded();
    }

    public async Task<OperationResult> EditMultipleGroupMember(List<EditEmployeeGroupList> command)
    {
        var op = new OperationResult();
        foreach (var item in command)
        {
            #region Validation
            
            if (item.ClassificationGroupId == 0)
                return  op.Failed("لطفا گروه را انتخاب کنید");

            if (item.ClassificationGroupJobId == 0)
                return op.Failed("لطفا سمت را انتخاب کنید");

            if (!item.StartGroupDateFa.TryToGeorgianDateTime(out var startDate))
            {
                string startDateFaild = "تاریخ شروع" + item.StartGroupDateFa + "صحیح نمیباشد";
                return op.Failed(startDateFaild);
            }

            if (!string.IsNullOrWhiteSpace(item.EndGroupDateFa))
            {
                if (!item.EndGroupDateFa.TryToGeorgianDateTime(out var endDate))
                {
                    string endDateFaild = "تاریخ پایان" + item.EndGroupDateFa + "صحیح نمیباشد";
                    return op.Failed(endDateFaild);
                }
            }
            
            #endregion
        }

        foreach (var item in command)
        {
            var edit = _classificationEmployeeRepository.Get(item.Id);
         
            if(string.IsNullOrWhiteSpace(item.EndGroupDateFa))
            {
                edit.EditMultipleGroupMember(item.ClassificationGroupId, item.ClassificationGroupJobId, item.StartGroupDateFa.ToGeorgianDateTime(), null);
            }
            else
            {
                edit.EditMultipleGroupMember(item.ClassificationGroupId, item.ClassificationGroupJobId, item.StartGroupDateFa.ToGeorgianDateTime(), item.EndGroupDateFa.ToGeorgianDateTime());
            }

            await _classificationEmployeeRepository.SaveChangesAsync();
        }

        return op.Succcedded();
    }


    /// <summary>
    ///  دریافت اطلاعات عضویتی پرسنل در گروه
    /// </summary>
    /// <param name="employeeId"></param>
    /// <returns></returns>
    public async Task<EditEmployeeGroup> GetEmployeeMemberizeData(long employeeId)
    {
        var result = new EditEmployeeGroup();
        var res = await _classificationEmployeeRepository.GetEmployeeMemberizeData(employeeId);

        if (res.Any())
        {
            result.HasMultipleGroup = res.Count > 1;
            result.EditEmployeeGroupLists = res;
        }
  
        return result;


    }

    public async Task<BaseYearDataViewModel> BaseYearComputeOneGroup(DateTime schemeStart, DateTime? schemeEnd, DateTime contractStart, DateTime contractEnd,
        string groupNo, long employeeId, long workshopId)
    {
        return await _classificationSchemeRepository.BaseYearComputeOneGroup(schemeStart, schemeEnd, contractStart,
            contractEnd, groupNo, employeeId, workshopId);
    }
}