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

namespace Erp.SqlQueryManager.Domain.Entities;

/// <summary>
/// SQL Query entity for storing and managing SQL queries
/// </summary>
public class SqlQuery : FullAuditedEntity<Guid>, IMultiTenant
{
    public Guid? TenantId { get; set; }
    
    /// <summary>
    /// Unique code for the query
    /// </summary>
    public string Code { get; set; }
    
    /// <summary>
    /// Display name
    /// </summary>
    public string Name { get; set; }
    
    /// <summary>
    /// Description of the query
    /// </summary>
    public string Description { get; set; }
    
    /// <summary>
    /// SQL query content
    /// </summary>
    public string QueryText { get; set; }
    
    /// <summary>
    /// DataSource code to use for execution
    /// </summary>
    public string DataSourceCode { get; set; }
    
    /// <summary>
    /// Query status
    /// </summary>
    public SqlQueryStatus Status { get; set; }
    
    /// <summary>
    /// Category for organization
    /// </summary>
    public string Category { get; set; }
    
    /// <summary>
    /// Tags for filtering
    /// </summary>
    public string Tags { get; set; }
    
    /// <summary>
    /// Last execution time
    /// </summary>
    public DateTime? LastExecutedAt { get; set; }
    
    /// <summary>
    /// Execution count
    /// </summary>
    public int ExecutionCount { get; set; }
    
    /// <summary>
    /// Whether query modifies data
    /// </summary>
    public bool IsModifyingData { get; set; }
    
    /// <summary>
    /// Expected parameter definitions (JSON format)
    /// </summary>
    public string Parameters { get; set; }

    protected SqlQuery()
    {
    }

    public SqlQuery(
        Guid id,
        string code,
        string name,
        string queryText,
        string dataSourceCode,
        Guid? tenantId = null) : base(id)
    {
        Code = code;
        Name = name;
        QueryText = queryText;
        DataSourceCode = dataSourceCode;
        TenantId = tenantId;
        Status = SqlQueryStatus.Draft;
        ExecutionCount = 0;
    }

    public void UpdateQueryText(string queryText)
    {
        QueryText = queryText;
    }

    public void MarkAsExecuted()
    {
        LastExecutedAt = DateTime.UtcNow;
        ExecutionCount++;
    }

    public void Activate()
    {
        Status = SqlQueryStatus.Active;
    }

    public void Archive()
    {
        Status = SqlQueryStatus.Archived;
    }
}