using System;
using Erp.SqlQueryManager.Domain.Shared;
using Volo.Abp.Domain.Entities.Auditing;
using Volo.Abp.MultiTenancy;

namespace Erp.SqlQueryManager.Domain.Entities;

/// <summary>
/// SQL View entity for creating and managing database views
/// </summary>
public class SqlView : FullAuditedEntity<Guid>, IMultiTenant
{
    public Guid? TenantId { get; set; }
    
    /// <summary>
    /// View name in database
    /// </summary>
    public string ViewName { get; set; }
    
    /// <summary>
    /// Schema name (default: dbo)
    /// </summary>
    public string SchemaName { get; set; }
    
    /// <summary>
    /// Display name
    /// </summary>
    public string DisplayName { get; set; }
    
    /// <summary>
    /// Description
    /// </summary>
    public string Description { get; set; }
    
    /// <summary>
    /// View definition (SELECT statement)
    /// </summary>
    public string ViewDefinition { get; set; }
    
    /// <summary>
    /// DataSource code
    /// </summary>
    public string DataSourceCode { get; set; }
    
    /// <summary>
    /// Status
    /// </summary>
    public SqlQueryStatus Status { get; set; }
    
    /// <summary>
    /// Category
    /// </summary>
    public string Category { get; set; }
    
    /// <summary>
    /// Whether view exists in database
    /// </summary>
    public bool IsDeployed { get; set; }
    
    /// <summary>
    /// Last deployment time
    /// </summary>
    public DateTime? LastDeployedAt { get; set; }
    
    /// <summary>
    /// Whether to use WITH SCHEMABINDING
    /// </summary>
    public bool WithSchemaBinding { get; set; }

    protected SqlView()
    {
    }

    public SqlView(
        Guid id,
        string viewName,
        string schemaName,
        string displayName,
        string viewDefinition,
        string dataSourceCode,
        Guid? tenantId = null) : base(id)
    {
        ViewName = viewName;
        SchemaName = schemaName ?? "dbo";
        DisplayName = displayName;
        ViewDefinition = viewDefinition;
        DataSourceCode = dataSourceCode;
        TenantId = tenantId;
        Status = SqlQueryStatus.Draft;
        IsDeployed = false;
        WithSchemaBinding = false;
    }

    public void UpdateDefinition(string definition)
    {
        ViewDefinition = definition;
    }

    public void MarkAsDeployed()
    {
        IsDeployed = true;
        LastDeployedAt = DateTime.UtcNow;
        Status = SqlQueryStatus.Active;
    }

    public string GetFullName() => $"{SchemaName}.{ViewName}";
}