using Omika.Core.Compatibility;
using Omika.Core.Domain.Entities.Clients;
using Omika.Core.Domain.ValueObjects;
using Omika.Data.Mapping.Common;
using OmikaModels = Omika.Data.HfSql.Models.Omika;
using OmikaMappers = Omika.Data.Mapping.Omika;

namespace Omika.Tests.Mapping;

/// <summary>
/// Tests unitaires du mapper Omika → canonique des sites (table Lieu).
/// Aucune base réelle, aucun HFSQL : uniquement des objets en mémoire.
/// </summary>
public class OmikaSiteMapperTests
{
    // ---- 1. Site Omika minimal --------------------------------------------------

    [Fact]
    public void SiteOmika_Minimal_MapsWithoutExceptionAndKeepsNoFabricatedValue()
    {
        var row = new OmikaModels.LieuRow { LIPKID = 1 };

        CanonicalMappingResult<Site> result = OmikaMappers.OmikaSiteMapper.Map(row);

        Assert.Equal(DatabaseSchemaVersion.Omika, result.SourceVersion);
        Assert.NotNull(result.Value);
        Assert.Null(result.Value.Code);
        Assert.Null(result.Value.Type);
        Assert.Null(result.Value.Adresse);
        Assert.Null(result.Value.InformationsComplementaires);
        Assert.False(result.Value.EstArchive);
        Assert.NotNull(result.Value.SourceReference);
        Assert.Equal(DatabaseSchemaVersion.Omika, result.Value.SourceReference!.Source);
        Assert.Equal(1, result.Value.SourceReference!.NumericId);
        Assert.Null(result.Value.SourceReference!.EntityGuid);
        Assert.Empty(result.Warnings);
    }

    // ---- 2. Site Omika complet --------------------------------------------------

    [Fact]
    public void SiteOmika_Full_MapsAllCanonicalProperties()
    {
        var row = new OmikaModels.LieuRow
        {
            LIPKID = 42,
            GUID = "550e8400-e29b-41d4-a716-446655440000",
            LICodeLieu = "S-001",
            LICleType = "IMM",
            LIIDType = 2,
            LINote = "Site principal",
            Archive = true,
            LIIDImport = "IMP-O-42"
        };

        var referenceRows = new Dictionary<string, OmikaModels.ParametreMetierRow>
        {
            ["IMM"] = new() { PAPKID = 2, PACLE = "IMM", PALibelle = "Immeuble", PACategorie = "TYPE" }
        };

        CanonicalMappingResult<Site> result = OmikaMappers.OmikaSiteMapper.Map(row, referenceRows);

        Site site = result.Value;
        Assert.Equal("S-001", site.Code);
        Assert.Equal("Immeuble", site.Type!.Label);
        Assert.Equal("IMM", site.Type!.Key);
        Assert.Equal(2, site.Type!.LegacyId);
        Assert.Equal("Site principal", site.InformationsComplementaires);
        Assert.True(site.EstArchive);

        Assert.Equal(42, site.SourceReference!.NumericId);
        Assert.Equal("IMP-O-42", site.SourceReference!.ImportId);
        Assert.Equal(DatabaseSchemaVersion.Omika, site.SourceReference!.Source);
        Assert.NotNull(site.SourceReference!.EntityGuid);
    }

    // ---- 3. GUID valide avec tirets ----------------------------------------------

    [Fact]
    public void SiteOmika_ValidGuidWithDashes_IsKeptInEntityGuid()
    {
        var row = new OmikaModels.LieuRow
        {
            LIPKID = 7,
            GUID = "550e8400-e29b-41d4-a716-446655440000",
            LICodeLieu = "S-007"
        };

        CanonicalMappingResult<Site> result = OmikaMappers.OmikaSiteMapper.Map(row);

        Assert.NotNull(result.Value.SourceReference!.EntityGuid);
        Assert.Equal(
            "550e8400-e29b-41d4-a716-446655440000",
            result.Value.SourceReference!.EntityGuid!.Value.ToString("D"));
        Assert.Equal("550e8400-e29b-41d4-a716-446655440000", result.Value.SourceReference!.PhysicalGuid);
        Assert.Empty(result.Warnings);
    }

    // ---- 4. GUID valide sans tirets ----------------------------------------------

    [Fact]
    public void SiteOmika_ValidGuidWithoutDashes_IsParsedByTryParse()
    {
        var row = new OmikaModels.LieuRow
        {
            LIPKID = 8,
            GUID = "550e8400e29b41d4a716446655440000"
        };

        CanonicalMappingResult<Site> result = OmikaMappers.OmikaSiteMapper.Map(row);

        Assert.NotNull(result.Value.SourceReference!.EntityGuid);
        Assert.Equal(
            "550e8400-e29b-41d4-a716-446655440000",
            result.Value.SourceReference!.EntityGuid!.Value.ToString("D"));
        Assert.Empty(result.Warnings);
    }

    // ---- 5. GUID invalide ---------------------------------------------------------

    [Fact]
    public void SiteOmika_InvalidGuid_ProducesNullGuidAndWarningWithoutException()
    {
        var row = new OmikaModels.LieuRow
        {
            LIPKID = 9,
            GUID = "not-a-guid",
            LICodeLieu = "S-009"
        };

        CanonicalMappingResult<Site> result = OmikaMappers.OmikaSiteMapper.Map(row);

        Assert.Null(result.Value.SourceReference!.EntityGuid);
        Assert.Equal("not-a-guid", result.Value.SourceReference!.PhysicalGuid);
        Assert.Contains(result.Warnings, w => w.StartsWith(MappingWarningCodes.InvalidPhysicalGuid, StringComparison.Ordinal));
        Assert.Equal("S-009", result.Value.Code);
    }

    // ---- 6. Absence de GUID fabriqué ----------------------------------------------

    [Fact]
    public void SiteOmika_WithoutGuid_ProducesNoFabricatedGuid()
    {
        var row = new OmikaModels.LieuRow { LIPKID = 11 };

        CanonicalMappingResult<Site> result = OmikaMappers.OmikaSiteMapper.Map(row);

        Assert.Null(result.Value.SourceReference!.EntityGuid);
        Assert.Null(result.Value.SourceReference!.PhysicalGuid);
        Assert.Empty(result.Warnings);
    }

    // ---- 7. Conservation de l'identifiant numérique historique ---------------------

    [Fact]
    public void SiteOmika_NumericIdentifier_IsPreserved()
    {
        var row = new OmikaModels.LieuRow { LIPKID = 1234 };

        CanonicalMappingResult<Site> result = OmikaMappers.OmikaSiteMapper.Map(row);

        Assert.NotNull(result.Value.SourceReference);
        Assert.Equal(DatabaseSchemaVersion.Omika, result.Value.SourceReference!.Source);
        Assert.Equal(1234, result.Value.SourceReference!.NumericId);
    }

    // ---- 8. Conservation de l'identifiant d'import ---------------------------------

    [Fact]
    public void SiteOmika_ImportId_IsPreserved()
    {
        var row = new OmikaModels.LieuRow { LIPKID = 5678, LIIDImport = "IMP-O" };

        CanonicalMappingResult<Site> result = OmikaMappers.OmikaSiteMapper.Map(row);

        Assert.Equal("IMP-O", result.Value.SourceReference!.ImportId);
        Assert.Equal(5678, result.Value.SourceReference!.NumericId);
    }

    // ---- 9. Priorité de la clé métier sur l'ancien identifiant ---------------------

    [Fact]
    public void SiteOmika_BusinessKeyIsPreferredAndLegacyIdIsKeptAsCompatibility()
    {
        var referenceRows = new Dictionary<string, OmikaModels.ParametreMetierRow>
        {
            ["IMM"] = new() { PAPKID = 50, PACLE = "IMM", PALibelle = "Immeuble", PACategorie = "TYPE" }
        };

        var row = new OmikaModels.LieuRow
        {
            LIPKID = 13,
            LICleType = "IMM",
            LIIDType = 99 // zombie : ancien identifiant
        };

        CanonicalMappingResult<Site> result = OmikaMappers.OmikaSiteMapper.Map(row, referenceRows);

        Assert.Equal("IMM", result.Value.Type!.Key);
        Assert.Equal("Immeuble", result.Value.Type!.Label);
        Assert.Equal(99, result.Value.Type!.LegacyId);
        Assert.Empty(result.Warnings);
    }

    // ---- 10. Repli sur un champ zombie avec avertissement ---------------------------

    [Fact]
    public void SiteOmika_MissingBusinessKey_ExposesZombieLegacyIdWithWarning()
    {
        var row = new OmikaModels.LieuRow
        {
            LIPKID = 14,
            LICleType = null, // rubrique active absente
            LIIDType = 77     // ancien identifiant (zombie)
        };

        CanonicalMappingResult<Site> result = OmikaMappers.OmikaSiteMapper.Map(row);

        Assert.NotNull(result.Value.Type);
        Assert.Equal(77, result.Value.Type!.LegacyId);
        Assert.Null(result.Value.Type!.Key);
        Assert.Contains(result.Warnings, w => w.StartsWith(MappingWarningCodes.ZombieFieldUsedAsFallback, StringComparison.Ordinal));
    }

    // ---- 11. Référentiel non résolu -------------------------------------------------

    [Fact]
    public void SiteOmika_UnresolvedBusinessKey_KeepsKeyAndLegacyIdAndWarns()
    {
        var row = new OmikaModels.LieuRow
        {
            LIPKID = 15,
            LICleType = "IMM",
            LIIDType = 77
        };

        CanonicalMappingResult<Site> result = OmikaMappers.OmikaSiteMapper.Map(row);

        Assert.NotNull(result.Value.Type);
        Assert.Equal("IMM", result.Value.Type!.Key);
        Assert.Equal(77, result.Value.Type!.LegacyId);
        Assert.Equal(string.Empty, result.Value.Type!.Label);
        Assert.Contains(result.Warnings, w => w.Contains(MappingWarningCodes.UnresolvedReference, StringComparison.Ordinal));
    }

    [Fact]
    public void SiteOmika_ZeroType_ProducesNoReference()
    {
        var row = new OmikaModels.LieuRow { LIPKID = 16, LIIDType = 0 };

        CanonicalMappingResult<Site> result = OmikaMappers.OmikaSiteMapper.Map(row);

        Assert.Null(result.Value.Type);
        Assert.Empty(result.Warnings);
    }

    // ---- 12. Adresse déjà chargée en mémoire ---------------------------------------

    [Fact]
    public void SiteOmika_Adresse_IsMappedFromInMemoryDictionary()
    {
        var row = new OmikaModels.LieuRow { LIPKID = 17, LIIDAdresse = 20 };

        var adresses = new Dictionary<long, OmikaModels.AdresseRow>
        {
            [20] = new() { ADPKID = 20, ADAdresse = "1 place de la Comédie", ADVille = "Lyon", ADCodePostal = "69001" }
        };

        CanonicalMappingResult<Site> result = OmikaMappers.OmikaSiteMapper.Map(row, adresses: adresses);

        Assert.NotNull(result.Value.Adresse);
        Assert.Equal("1 place de la Comédie", result.Value.Adresse!.Line1);
        Assert.Equal("69001", result.Value.Adresse!.PostalCode);
        Assert.Equal("Lyon", result.Value.Adresse!.City);
    }

    [Fact]
    public void SiteOmika_NoAdresse_WhenNothingProvided()
    {
        var row = new OmikaModels.LieuRow { LIPKID = 18, LIIDAdresse = 0 };

        CanonicalMappingResult<Site> result = OmikaMappers.OmikaSiteMapper.Map(row);

        Assert.Null(result.Value.Adresse);
        Assert.Empty(result.Warnings);
    }

    [Fact]
    public void SiteOmika_UnresolvedAdresse_WarnsAndProducesNull()
    {
        var row = new OmikaModels.LieuRow { LIPKID = 19, LIIDAdresse = 99 };

        CanonicalMappingResult<Site> result = OmikaMappers.OmikaSiteMapper.Map(row);

        Assert.Null(result.Value.Adresse);
        Assert.Contains(result.Warnings, w => w.Contains(MappingWarningCodes.UnresolvedReference, StringComparison.Ordinal));
    }

    // ---- 13. Relations différées ----------------------------------------------------

    [Fact]
    public void SiteOmika_Relations_AreLeftForLaterAssembly()
    {
        var row = new OmikaModels.LieuRow { LIPKID = 20, LIIDClientPrincipal = 30 };

        CanonicalMappingResult<Site> result = OmikaMappers.OmikaSiteMapper.Map(row);

        Assert.Null(result.Value.ClientId);
        Assert.Empty(result.Value.ContactIds);
        Assert.Contains(result.IgnoredFields, f => f == "LI_IDClientPrincipal");
    }

    // ---- 14. Chaînes vides sans exception -------------------------------------------

    [Fact]
    public void SiteOmika_EmptyOrNullStrings_NeverThrow()
    {
        var row = new OmikaModels.LieuRow
        {
            LICodeLieu = "",
            LINote = "  ",
            LIIDImport = "",
            LICodeAcces = " ",
            LIRaisonBlocage = "",
            LIRepertoireDocs = " ",
            GUID = null
        };

        CanonicalMappingResult<Site> result = OmikaMappers.OmikaSiteMapper.Map(row);

        Assert.NotNull(result.Value);
        Assert.Null(result.Value.Code);
        Assert.Null(result.Value.InformationsComplementaires);
        Assert.Null(result.Value.SourceReference!.ImportId);
        Assert.Empty(result.Warnings);
    }

    [Fact]
    public void SiteOmika_DefaultRow_NeverThrows()
    {
        var row = new OmikaModels.LieuRow();

        CanonicalMappingResult<Site> result = OmikaMappers.OmikaSiteMapper.Map(row);

        Assert.NotNull(result.Value);
        Assert.Null(result.Value.SourceReference!.NumericId);
        Assert.False(result.Value.EstArchive);
    }

    // ---- 15. Champs sans équivalent dans IgnoredFields --------------------------------

    [Fact]
    public void SiteOmika_FieldsWithoutCanonicalEquivalent_AreReportedAsIgnored()
    {
        var row = new OmikaModels.LieuRow
        {
            LIPKID = 21,
            LICodeAcces = "Code 1234",
            LIBadge = true,
            LIInterphone = true,
            LIBlocage = true,
            LIRaisonBlocage = "Travaux",
            LIRepertoireDocs = "docs/site",
            LIIDClientPrincipal = 30,
            DateArchivage = new DateTime(2024, 6, 1),
            ModifDate = new DateTime(2024, 1, 1),
            CreationDate = new DateTime(2023, 1, 1),
            CreationUser = 5,
            ModifUser = 6
        };

        CanonicalMappingResult<Site> result = OmikaMappers.OmikaSiteMapper.Map(row);

        Assert.Equal("Code 1234", result.Value.CodeAcces);
        Assert.True(result.Value.Badge);
        Assert.True(result.Value.Interphone);
        Assert.DoesNotContain(result.IgnoredFields, f => f == "LI_CodeAcces");
        Assert.DoesNotContain(result.IgnoredFields, f => f == "LI_Badge");
        Assert.DoesNotContain(result.IgnoredFields, f => f == "LI_Interphone");
        Assert.Contains(result.IgnoredFields, f => f == "LI_Blocage");
        Assert.Contains(result.IgnoredFields, f => f == "LI_RaisonBlocage");
        Assert.Contains(result.IgnoredFields, f => f == "LI_RepertoireDocs");
        Assert.Contains(result.IgnoredFields, f => f == "LI_IDClientPrincipal");
        Assert.Contains(result.IgnoredFields, f => f == "DateArchivage");
        Assert.Equal(new DateTime(2024, 1, 1), result.Value.DateModification);
        Assert.Contains(result.IgnoredFields, f => f == "CreationDate");
        Assert.Contains(result.IgnoredFields, f => f == "CreationUser");
        Assert.Contains(result.IgnoredFields, f => f == "ModifUser");
    }

    // ---- 16. Absence de noms physiques HFSQL dans le domaine canonique ----------------

    [Fact]
    public void SiteOmika_CanonicalDomain_DoesNotExposeHfSqlNames()
    {
        var row = new OmikaModels.LieuRow
        {
            LIPKID = 40,
            GUID = "550e8400-e29b-41d4-a716-446655440000",
            LICodeLieu = "S-040",
            LICleType = "IMM",
            LIIDType = 2,
            LINote = "note",
            Archive = false,
            LIIDImport = "IMP-40",
            LIIDAdresse = 20,
            LIIDClientPrincipal = 30,
            LICodeAcces = "code",
            LIBadge = true,
            LIInterphone = true,
            LIBlocage = true,
            LIRaisonBlocage = "raison",
            LIRepertoireDocs = "docs"
        };

        var referenceRows = new Dictionary<string, OmikaModels.ParametreMetierRow>
        {
            ["IMM"] = new() { PAPKID = 2, PACLE = "IMM", PALibelle = "Immeuble", PACategorie = "TYPE" }
        };

        var adresses = new Dictionary<long, OmikaModels.AdresseRow>
        {
            [20] = new() { ADPKID = 20, ADAdresse = "1 rue de la Paix", ADVille = "Lyon", ADCodePostal = "69001" }
        };

        CanonicalMappingResult<Site> result = OmikaMappers.OmikaSiteMapper.Map(row, referenceRows, adresses);
        Site site = result.Value;

        string[] forbidden =
        [
            "LI_", "AD_", "PA_", "PKID", "HfSql", "HFSQL", "GUID"
        ];

        AssertHasNoPhysicalNames(site, forbidden);

        if (site.Adresse is not null)
        {
            AssertHasNoPhysicalNames(site.Adresse, forbidden);
        }

        if (site.SourceReference is not null)
        {
            AssertHasNoPhysicalNames(site.SourceReference, forbidden);
        }
    }

    // ---- Helper ---------------------------------------------------------------------

    private static void AssertHasNoPhysicalNames(object value, string[] forbidden)
    {
        foreach (var property in value.GetType().GetProperties())
        {
            Assert.DoesNotContain(forbidden, f => property.Name.Contains(f, StringComparison.Ordinal));
        }
    }
}