PowderCoatingLogix/src/PowderCoating.Core/Entities/Equipment.cs

using PowderCoating.Core.Enums;

namespace PowderCoating.Core.Entities;

public class Equipment : BaseEntity
{
    public string EquipmentName { get; set; } = string.Empty;
    public string? EquipmentNumber { get; set; }
    public string EquipmentType { get; set; } = string.Empty; // Oven, Spray Booth, Compressor, etc.
    public string? Manufacturer { get; set; }
    public string? Model { get; set; }
    public string? SerialNumber { get; set; }
    
    public DateTime? PurchaseDate { get; set; }
    public decimal PurchasePrice { get; set; }
    public DateTime? WarrantyExpiration { get; set; }
    
    public EquipmentStatus Status { get; set; } = EquipmentStatus.Operational;
    public string? Location { get; set; }
    
    // Maintenance Information
    public int? RecommendedMaintenanceIntervalDays { get; set; }
    public DateTime? LastMaintenanceDate { get; set; }
    public DateTime? NextScheduledMaintenance { get; set; }
    
    public string? Notes { get; set; }
    public bool IsActive { get; set; } = true;

    // Oven-specific capacity (relevant when EquipmentType == "Oven")
    public decimal? MaxLoadSqFt { get; set; }
    public int? OvenCycleMinutes { get; set; }

    // User Manual
    public string? ManualFilePath { get; set; }  // Filesystem path: /media/{CompanyId}/equipment-manuals/{equipmentId}/{filename}.pdf
    public string? ManualFileName { get; set; }  // Original filename
    public long? ManualFileSize { get; set; }  // File size in bytes
    public string? ManualContentType { get; set; }  // e.g., "application/pdf"
    public DateTime? ManualUploadedDate { get; set; }

    // Relationships
    public virtual ICollection<MaintenanceRecord> MaintenanceRecords { get; set; } = new List<MaintenanceRecord>();
    public virtual ICollection<OvenBatch> OvenBatches { get; set; } = new List<OvenBatch>();
}

public class MaintenanceRecord : BaseEntity
{
    public int EquipmentId { get; set; }
    public string MaintenanceType { get; set; } = string.Empty; // Preventive, Repair, Inspection, etc.
    public MaintenanceStatus Status { get; set; } = MaintenanceStatus.Scheduled;
    public MaintenancePriority Priority { get; set; } = MaintenancePriority.Normal;

    public DateTime ScheduledDate { get; set; }
    public DateTime? CompletedDate { get; set; }
    public string? PerformedById { get; set; }  // Changed from int? to string? for Identity FK
    public string? AssignedUserId { get; set; }  // Assigned user
    
    public string Description { get; set; } = string.Empty;
    public string? WorkPerformed { get; set; }
    public string? PartsReplaced { get; set; }
    
    public decimal LaborCost { get; set; }
    public decimal PartsCost { get; set; }
    public decimal TotalCost { get; set; }
    
    public decimal DowntimeHours { get; set; }
    
    public string? Notes { get; set; }
    public string? TechnicianNotes { get; set; }

    // Recurrence
    public bool IsRecurring { get; set; }
    public MaintenanceRecurrenceFrequency? RecurrenceFrequency { get; set; }
    public DateTime? RecurrenceEndDate { get; set; }
    public string? RecurrenceGroupId { get; set; }   // GUID string groups all occurrences in a series
    public int? RecurrenceParentId { get; set; }      // null on parent; child → parent.Id

    // Relationships
    public virtual Equipment Equipment { get; set; } = null!;
    public virtual ApplicationUser? PerformedBy { get; set; }
    public virtual ApplicationUser? AssignedUser { get; set; }
    public virtual MaintenanceRecord? RecurrenceParent { get; set; }
}