using System.Collections.Generic;
using Microsoft.Extensions.Localization;
using Sozsoft.Platform;
using Sozsoft.Platform.Entities;
using Sozsoft.Platform.Enums;
using Sozsoft.Platform.ListForms;
using Sozsoft.Platform.Localization;
using Sozsoft.Platform.Queries;

namespace Sozsoft.Reports.PredefinedReports;

/// <summary>
/// Grid ve Tree raporlarının ortak kolon tanımı.
/// </summary>
internal sealed record DynamicReportColumn(
    ListFormField Field,
    string BindingName,
    LookupDto Lookup,
    Dictionary<string, string> StaticLookupValues,
    bool IsMultiValue,
    bool IsImage,
    bool IsHtml,
    string EditorType,
    int ImageCount = 1) : DynamicReportSqlBuilder.IReportLookupColumn, DynamicReportGridStateHelper.IReportColumnWidth
{
    public float ImageWidth => DynamicReportImageHelper.GetGridImageColumnWidth(ImageCount);

    /// <summary><c>phoneCountry</c> biçimli telefon kolonunda satırın ülke değerini taşıyan kolon.</summary>
    public string PhoneCountryBindingName { get; init; }

    /// <summary>Biçim ifadesine verilecek ülke operandı; telefon kolonu değilse <c>null</c>.</summary>
    public string PhoneCountryExpression =>
        string.IsNullOrWhiteSpace(PhoneCountryBindingName) ? null : $"[{PhoneCountryBindingName}]";

    public bool HasBindingName =>
        !string.IsNullOrWhiteSpace(BindingName) && BindingName != "undefined";
}

internal static class DynamicReportColumnFactory
{
    public static DynamicReportColumn Create(
        ListFormField field,
        IReadOnlyDictionary<string, SelectField> selectFieldsByName,
        DefaultValueHelper defaultValueHelper,
        string editorType,
        IStringLocalizer<PlatformResource> localizer)
    {
        var column = CreateColumn(field, selectFieldsByName[field.FieldName], defaultValueHelper, editorType, localizer);
        var phoneCountryField = DynamicReportImageHelper.GetPhoneCountryFieldName(field);

        return phoneCountryField != null && selectFieldsByName.TryGetValue(phoneCountryField, out var countrySelectField)
            ? column with { PhoneCountryBindingName = DynamicReportImageHelper.GetReportFieldName(countrySelectField) }
            : column;
    }

    private static DynamicReportColumn CreateColumn(
        ListFormField field,
        SelectField selectField,
        DefaultValueHelper defaultValueHelper,
        string editorType,
        IStringLocalizer<PlatformResource> localizer)
    {
        var bindingName = DynamicReportImageHelper.GetReportFieldName(selectField);
        var lookup = DynamicReportImageHelper.GetLookup(field);
        var isMultiValue = IsMultiValueLookupEditor(editorType);
        var isImage = DynamicReportImageHelper.IsImageEditor(editorType);
        var isHtml = editorType == PlatformConsts.EditorTypes.dxHtmlEditor;

        if (lookup == null || selectField?.IsJoined == true)
        {
            return new DynamicReportColumn(field, bindingName, null, null, isMultiValue, isImage, isHtml, editorType);
        }

        if (DynamicReportSqlBuilder.IsReportQueryableLookup(lookup))
        {
            return new DynamicReportColumn(
                field,
                DynamicReportSqlBuilder.GetLookupBindingName(field),
                lookup,
                null,
                isMultiValue,
                isImage,
                isHtml,
                editorType);
        }

        if (lookup.DataSourceType == UiLookupDataSourceTypeEnum.StaticData)
        {
            var staticLookupValues = DynamicReportImageHelper.GetStaticLookupValues(
                lookup,
                defaultValueHelper,
                localizer);
            return new DynamicReportColumn(
                field,
                staticLookupValues?.Count > 0 ? DynamicReportSqlBuilder.GetLookupBindingName(field) : bindingName,
                lookup,
                staticLookupValues,
                isMultiValue,
                isImage,
                isHtml,
                editorType);
        }

        return new DynamicReportColumn(field, bindingName, null, null, isMultiValue, isImage, isHtml, editorType);
    }

    public static bool IsMultiValueLookupEditor(string editorType)
    {
        return editorType is PlatformConsts.EditorTypes.dxTagBox or "dxGridBox";
    }
}