using GB5Shared.Deployment;
using GB5Shared.DTO.Framework.Login;
using Microsoft.Extensions.Configuration;

namespace DXPDAL.Common;

public class DXPSystemContext : IDXPSystemContext
{
    private readonly string _databaseName;
    private readonly byte   _databaseType;

    // _databaseName resolves through IGB5Environment so Dev/QC/Live each hit a separate
    // physical DXPDb-{Dev,QC} / DXPDb (Live, unsuffixed) database — see
    // Docs/SqlWorkbench-DB-Settings-Guide.md and the environment-tiering plan.
    public DXPSystemContext(IConfiguration configuration, IGB5Environment env)
    {
        var baseDatabaseName = configuration["DXPSystemDatabase:DatabaseName"]
            ?? throw new InvalidOperationException(
                "DXPSystemDatabase:DatabaseName is not configured in appsettings.json.");
        _databaseName = env.Resolve(baseDatabaseName);
        _databaseType = byte.Parse(configuration["DXPSystemDatabase:DatabaseType"] ?? "0");
    }

    public LoginDTO GetSystemLogin(int userId = -1) => new()
    {
        ClientId     = 0,
        DatabaseName = _databaseName,
        DatabaseType = _databaseType,
        UserId       = userId
    };

    public LoginDTO GetTenantLogin(int tenantId, string databaseName, byte databaseType, int localPartyId, int actingUserId) => new()
    {
        ClientId     = tenantId,
        DatabaseName = databaseName,
        DatabaseType = databaseType,
        WorkPartyId  = localPartyId,
        UserId       = actingUserId
    };
}