using BMA.EHR.Core;
using BMA.EHR.Extensions;
using BMA.EHR.Recurit.Exam.Service.Models;
using BMA.EHR.Recurit.Exam.Service.Services;
using Newtonsoft.Json;
using OfficeOpenXml;
using System.Linq;

namespace BMA.EHR.Recurit.Exam.Service.Data
{
    public static class DatabaseSeeder
    {

        #region " Seed Metadata "

        public static async Task SeedPrefixAsync(WebApplication app)
        {
            using var scope = app.Services.CreateScope();
            var service = scope.ServiceProvider.GetRequiredService<PrefixService>();
            var insertedPrefix = new List<Prefix>();

            if ((await service.GetsAsync()).Count() == 0)
            {
                // read excels into object
                var excelFile = "SeedPerson.xlsx";
                using (var excel = new ExcelPackage(new FileInfo(excelFile)))
                {
                    // 1. Seed PrefixAsync
                    var workSheet = excel.Workbook.Worksheets.FirstOrDefault(x => x.Name.ToLower() == "prefix");
                    var totalRows = workSheet?.Dimension.Rows;

                    int row = 1;

                    while (row <= totalRows)
                    {
                        var cell1 = workSheet?.Cells[row, 1]?.GetValue<string>();
                        if (cell1 == "" || cell1 == null) break;

                        var prefix = insertedPrefix.Where(x => x.Name == (workSheet?.Cells[row, 1]?.GetValue<string>() ?? "")).FirstOrDefault();
                        if (prefix == null)
                        {
                            var inserted = new Prefix
                            {
                                Id = Guid.NewGuid(),
                                Name = workSheet?.Cells[row, 1]?.GetValue<string>() ?? "",
                                IsActive = true,
                                CreatedFullName = "System Administrator",
                                CreatedAt = DateTime.Now
                            };
                            insertedPrefix.Add(inserted);

                            await service.CreateAsync(inserted);
                        }
                        row++;
                    }
                }
            }
        }

        public static async Task SeedReligionAsync(WebApplication app)
        {
            using var scope = app.Services.CreateScope();
            var service = scope.ServiceProvider.GetRequiredService<ReligionService>();
            var insertedReligion = new List<Religion>();

            if ((await service.GetsAsync()).Count() == 0)
            {
                // read excels into object
                var excelFile = "SeedPerson.xlsx";
                using (var excel = new ExcelPackage(new FileInfo(excelFile)))
                {
                    // 1. Seed Religion
                    var workSheet = excel.Workbook.Worksheets.FirstOrDefault(x => x.Name.ToLower() == "religion");
                    var totalRows = workSheet?.Dimension.Rows;

                    int row = 1;

                    while (row <= totalRows)
                    {
                        var cell1 = workSheet?.Cells[row, 1]?.GetValue<string>();
                        if (cell1 == "" || cell1 == null) break;

                        var religion = insertedReligion.Where(x => x.Name == (workSheet?.Cells[row, 1]?.GetValue<string>() ?? "")).FirstOrDefault();
                        if (religion == null)
                        {
                            var inserted = new Religion
                            {
                                Id = Guid.NewGuid(),
                                Name = workSheet?.Cells[row, 1]?.GetValue<string>() ?? "",
                                IsActive = true,
                                CreatedFullName = "System Administrator",
                                CreatedAt = DateTime.Now
                            };
                            insertedReligion.Add(inserted);

                            await service.CreateAsync(inserted);
                        }
                        row++;
                    }
                }
            }
        }

        public static async Task SeedRelationshipAsync(WebApplication app)
        {
            using var scope = app.Services.CreateScope();
            var service = scope.ServiceProvider.GetRequiredService<RelationshipService>();
            var insertedRelationship = new List<Relationship>();

            if ((await service.GetsAsync()).Count() == 0)
            {
                // read excels into object
                var excelFile = "SeedPerson.xlsx";
                using (var excel = new ExcelPackage(new FileInfo(excelFile)))
                {
                    // 1. Seed Relationship
                    var workSheet = excel.Workbook.Worksheets.FirstOrDefault(x => x.Name.ToLower() == "relationship");
                    var totalRows = workSheet?.Dimension.Rows;

                    int row = 1;

                    while (row <= totalRows)
                    {
                        var cell1 = workSheet?.Cells[row, 1]?.GetValue<string>();
                        if (cell1 == "" || cell1 == null) break;

                        var relationship = insertedRelationship.Where(x => x.Name == (workSheet?.Cells[row, 1]?.GetValue<string>() ?? "")).FirstOrDefault();
                        if (relationship == null)
                        {
                            var inserted = new Relationship
                            {
                                Id = Guid.NewGuid(),
                                Name = workSheet?.Cells[row, 1]?.GetValue<string>() ?? "",
                                IsActive = true,
                                CreatedFullName = "System Administrator",
                                CreatedAt = DateTime.Now
                            };
                            insertedRelationship.Add(inserted);

                            await service.CreateAsync(inserted);
                        }
                        row++;
                    }
                }
            }
        }

        public static async Task SeedEducationLevelAsync(WebApplication app)
        {
            using var scope = app.Services.CreateScope();
            var service = scope.ServiceProvider.GetRequiredService<EducationLevelService>();
            var insertedEducationLevel = new List<EducationLevel>();

            if ((await service.GetsAsync()).Count() == 0)
            {
                // read excels into object
                var excelFile = "SeedPerson.xlsx";
                using (var excel = new ExcelPackage(new FileInfo(excelFile)))
                {
                    // 1. Seed EducationLevel
                    var workSheet = excel.Workbook.Worksheets.FirstOrDefault(x => x.Name.ToLower() == "educationlevel");
                    var totalRows = workSheet?.Dimension.Rows;

                    int row = 1;

                    while (row <= totalRows)
                    {
                        var cell1 = workSheet?.Cells[row, 1]?.GetValue<string>();
                        if (cell1 == "" || cell1 == null) break;

                        var educationLevel = insertedEducationLevel.Where(x => x.Name == (workSheet?.Cells[row, 1]?.GetValue<string>() ?? "")).FirstOrDefault();
                        if (educationLevel == null)
                        {
                            var inserted = new EducationLevel
                            {
                                Id = Guid.NewGuid(),
                                Name = workSheet?.Cells[row, 1]?.GetValue<string>() ?? "",
                                IsActive = true,
                                CreatedFullName = "System Administrator",
                                CreatedAt = DateTime.Now
                            };
                            insertedEducationLevel.Add(inserted);

                            await service.CreateAsync(inserted);
                        }
                        row++;
                    }
                }
            }
        }

        public static async Task SeedProvinceAsync(WebApplication app)
        {
            using var scope = app.Services.CreateScope();
            var service = scope.ServiceProvider.GetRequiredService<ProvinceService>();
            var districtService = scope.ServiceProvider.GetRequiredService<DistrictService>();
            var subDistrictService = scope.ServiceProvider.GetRequiredService<SubDistrictService>();

            var serializeOption = new JsonSerializerSettings { ReferenceLoopHandling = ReferenceLoopHandling.Ignore };

            var insertedProvince = new List<Province>();

            if ((await service.GetsAsync()).Count() == 0)
            {
                // read excels into object
                var excelFile = "SeedPerson.xlsx";
                using (var excel = new ExcelPackage(new FileInfo(excelFile)))
                {
                    // 1. Seed Province
                    var workSheet = excel.Workbook.Worksheets.FirstOrDefault(x => x.Name.ToLower() == "province");
                    var totalRows = workSheet?.Dimension.Rows;

                    int row = 2;

                    while (row <= totalRows)
                    {
                        var cell1 = workSheet?.Cells[row, 1]?.GetValue<string>();
                        if (cell1 == "" || cell1 == null) break;

                        var inserted = new Province
                        {
                            Id = Guid.NewGuid(),
                            Name = workSheet?.Cells[row, 1]?.GetValue<string>() ?? "",
                            IsActive = true,
                            CreatedFullName = "System Administrator",
                            CreatedAt = DateTime.Now,
                            Districts = new List<District>()
                        };
                        insertedProvince.Add(inserted);

                        await service.CreateAsync(inserted);

                        row++;
                    }

                    // 2. Seed District
                    var d_workSheet = excel.Workbook.Worksheets.FirstOrDefault(x => x.Name.ToLower() == "district");
                    var d_totalRows = d_workSheet?.Dimension.Rows;

                    int d_row = 2;

                    while (d_row <= d_totalRows)
                    {
                        var cell1 = d_workSheet?.Cells[d_row, 1]?.GetValue<string>();
                        if (cell1 == "" || cell1 == null) break;

                        var province = insertedProvince.Where(x => x.Name == cell1).FirstOrDefault();

                        var inserted = new District
                        {
                            Id = Guid.NewGuid(),
                            Name = d_workSheet?.Cells[d_row, 2]?.GetValue<string>() ?? "",
                            IsActive = true,
                            CreatedFullName = "System Administrator",
                            CreatedAt = DateTime.Now,
                            SubDistricts = new List<SubDistrict>()
                        };

                        province?.Districts.Add(inserted);
                        var provinceId = province == null ? Guid.NewGuid() : province.Id;

                        var jsonString = JsonConvert.SerializeObject(inserted, serializeOption);

                        await districtService.CreateAsync(inserted, provinceId.ToString("D"));

                        d_row++;
                    }


                    // 3. Seed SubDistrict
                    var s_workSheet = excel.Workbook.Worksheets.FirstOrDefault(x => x.Name.ToLower() == "subdistrict");
                    var s_totalRows = s_workSheet?.Dimension.Rows;

                    int s_row = 2;
                    var zipcodes = new List<string>();

                    while (s_row <= s_totalRows)
                    {
                        var cell1 = s_workSheet?.Cells[s_row, 1]?.GetValue<string>();
                        var cell2 = s_workSheet?.Cells[s_row, 2]?.GetValue<string>();
                        if (cell1 == "" || cell1 == null) break;

                        var province = insertedProvince.Where(x => x.Name == cell1).FirstOrDefault();
                        var district = province?.Districts.Where(x => x.Name == cell2).FirstOrDefault();

                        var inserted = new SubDistrict
                        {
                            Id = Guid.NewGuid(),
                            Name = s_workSheet?.Cells[s_row, 3]?.GetValue<string>() ?? "",
                            ZipCode = s_workSheet?.Cells[s_row, 4]?.GetValue<string>() ?? "",
                            IsActive = true,
                            CreatedFullName = "System Administrator",
                            CreatedAt = DateTime.Now,

                        };

                        if (!zipcodes.Contains(inserted.ZipCode))
                            zipcodes.Add(inserted.ZipCode);

                        district?.SubDistricts.Add(inserted);
                        var districtId = district == null ? Guid.NewGuid() : district.Id;

                        var jsonString = JsonConvert.SerializeObject(inserted, serializeOption);

                        await subDistrictService.CreateAsync(inserted, districtId.ToString("D"));

                        s_row++;
                    }
                }
            }
        }
        public static async Task SeedPeriodExamAsync(WebApplication app)
        {
            using var scope = app.Services.CreateScope();
            var service = scope.ServiceProvider.GetRequiredService<PeriodExamService>();

            var insertedPeriodExam = new List<PeriodExam>();

            if ((await service.GetsAsync()).Count() == 0)
            {
                // read excels into object
                var excelFile = "SeedPeriodExam.xlsx";
                using (var excel = new ExcelPackage(new FileInfo(excelFile)))
                {
                    // 1. Seed PeriodExam
                    var workSheet = excel.Workbook.Worksheets.FirstOrDefault(x => x.Name.ToLower() == "periodexam");
                    var totalRows = workSheet?.Dimension.Rows;

                    int row = 2;

                    while (row <= totalRows)
                    {
                        var cell1 = workSheet?.Cells[row, 1]?.GetValue<string>();
                        if (cell1 == "" || cell1 == null) break;

                        var PeriodExam = insertedPeriodExam.Where(x => x.Name == (workSheet?.Cells[row, 1]?.GetValue<string>() ?? "")).FirstOrDefault();
                        if (PeriodExam == null)
                        {

                            var inserted = new PeriodExam
                            {
                                Id = Guid.NewGuid(),
                                Name = workSheet?.Cells[row, 1]?.GetValue<string>() ?? "",
                                Round = workSheet?.Cells[row, 2]?.GetValue<int>() ?? 0,
                                Fee = workSheet?.Cells[row, 3]?.GetValue<float>() ?? 0,
                                StartDate = workSheet?.Cells[row, 4]?.GetValue<DateTime>() ?? DateTime.Now.Date,
                                EndDate = workSheet?.Cells[row, 5]?.GetValue<DateTime>() ?? DateTime.Now.Date,
                                Year = workSheet?.Cells[row, 6]?.GetValue<int>() ?? 0,
                                AnnounceDate = workSheet?.Cells[row, 7]?.GetValue<DateTime>() ?? DateTime.Now.Date,
                                IsActive = true,
                                CreatedFullName = "System Administrator",
                                CreatedAt = DateTime.Now
                            };
                            insertedPeriodExam.Add(inserted);

                            await service.CreateAsync(inserted);
                        }
                        row++;
                    }
                }
            }
        }
        #endregion
    }
}