using CredentialManager.Models;

namespace DataConnection.CredentialManagement.Models;

/// <summary>
/// Extension methods per convertire le credenziali CredentialManager in oggetti DataConnection
/// </summary>
public static class CredentialExtensions
{
    /// <summary>
    /// Converte il tipo di database da CredentialManager.Models.DatabaseType a DataConnection.Enums.DatabaseType
    /// </summary>
    public static DataConnection.Enums.DatabaseType ToDataConnectionDatabaseType(this CredentialManager.Models.DatabaseType credentialDbType)
    {
        return credentialDbType switch
        {
            CredentialManager.Models.DatabaseType.SqlServer => DataConnection.Enums.DatabaseType.SqlServer,
            CredentialManager.Models.DatabaseType.MySql => DataConnection.Enums.DatabaseType.MySql,
            CredentialManager.Models.DatabaseType.PostgreSql => DataConnection.Enums.DatabaseType.PostgreSql,
            CredentialManager.Models.DatabaseType.Oracle => DataConnection.Enums.DatabaseType.Oracle,
            CredentialManager.Models.DatabaseType.Sqlite => DataConnection.Enums.DatabaseType.Sqlite,
            CredentialManager.Models.DatabaseType.DB2 => DataConnection.Enums.DatabaseType.DB2,
            CredentialManager.Models.DatabaseType.SapHana => DataConnection.Enums.DatabaseType.SapHana,
            CredentialManager.Models.DatabaseType.Odbc => DataConnection.Enums.DatabaseType.Odbc,
            CredentialManager.Models.DatabaseType.OleDb => DataConnection.Enums.DatabaseType.OleDb,
            _ => throw new NotSupportedException($"Database type {credentialDbType} not supported")
        };
    }

    /// <summary>
    /// Converte il tipo di database da DataConnection.Enums.DatabaseType a CredentialManager.Models.DatabaseType
    /// </summary>
    public static CredentialManager.Models.DatabaseType ToCredentialDatabaseType(this DataConnection.Enums.DatabaseType dataConnectionDbType)
    {
        return dataConnectionDbType switch
        {
            DataConnection.Enums.DatabaseType.SqlServer => CredentialManager.Models.DatabaseType.SqlServer,
            DataConnection.Enums.DatabaseType.MySql => CredentialManager.Models.DatabaseType.MySql,
            DataConnection.Enums.DatabaseType.PostgreSql => CredentialManager.Models.DatabaseType.PostgreSql,
            DataConnection.Enums.DatabaseType.Oracle => CredentialManager.Models.DatabaseType.Oracle,
            DataConnection.Enums.DatabaseType.Sqlite => CredentialManager.Models.DatabaseType.Sqlite,
            DataConnection.Enums.DatabaseType.DB2 => CredentialManager.Models.DatabaseType.DB2,
            DataConnection.Enums.DatabaseType.SapHana => CredentialManager.Models.DatabaseType.SapHana,
            DataConnection.Enums.DatabaseType.Odbc => CredentialManager.Models.DatabaseType.Odbc,
            DataConnection.Enums.DatabaseType.OleDb => CredentialManager.Models.DatabaseType.OleDb,
            _ => throw new NotSupportedException($"Database type {dataConnectionDbType} not supported")
        };
    }

    /// <summary>
    /// Crea una DatabaseCredential da parametri di connessione
    /// </summary>
    public static DatabaseCredential CreateDatabaseCredential(
        string name,
        DataConnection.Enums.DatabaseType databaseType,
        string host,
        int port,
        string databaseName,
        string username,
        string password,
        int commandTimeout = 30,
        bool ignoreSslErrors = false)
    {
        return new DatabaseCredential
        {
            Name = name,
            DatabaseType = databaseType.ToCredentialDatabaseType(),
            Host = host,
            Port = port,
            DatabaseName = databaseName,
            Username = username,
            Password = password,
            CommandTimeout = commandTimeout,
            IgnoreSslErrors = ignoreSslErrors
        };
    }

    /// <summary>
    /// Crea una RestApiCredential da parametri di connessione
    /// </summary>
    public static RestApiCredential CreateRestApiCredential(
        string name,
        string baseUrl,
        string? apiKey = null,
        string? username = null,
        string? password = null,
        string? authToken = null,
        int timeoutSeconds = 100,
        bool ignoreSslErrors = false,
        Dictionary<string, string>? headers = null)
    {
        return new RestApiCredential
        {
            Name = name,
            BaseUrl = baseUrl,
            ApiKey = apiKey,
            Username = username,
            Password = password,
            AuthToken = authToken,
            TimeoutSeconds = timeoutSeconds,
            IgnoreSslErrors = ignoreSslErrors,
            Headers = headers
        };
    }
}