using ClinicalInsightsPro.API.Models;

namespace ClinicalInsightsPro.API.DTOs;

/// <summary>
/// Everything the dashboard's Chart tab needs in ONE payload.
///
/// The demographic fields at the top are the patient header; the five lists
/// below are the chart panels. dashboard.js reads chart.conditions.length,
/// chart.allergies.length, etc. — so these lists must ALWAYS be non-null,
/// even when empty. That is why each one is initialised to an empty list
/// instead of being left null.
/// </summary>
public class PatientChartDto
{
    // ---- Patient header (shown above the chart panels) ----

    public string PatientId { get; set; } = string.Empty;

    public string FullName { get; set; } = string.Empty;

    public int Age { get; set; }

    public string MedicalRecordNumber { get; set; } = string.Empty;

    public string IdentifierSystem { get; set; } = string.Empty;

    public string IdentifierValue { get; set; } = string.Empty;

    public string NameUse { get; set; } = string.Empty;

    public string? Prefix { get; set; }

    public string GivenName { get; set; } = string.Empty;

    public string FamilyName { get; set; } = string.Empty;

    public string TelecomSystem { get; set; } = "phone";

    public string TelecomUse { get; set; } = "work";

    public string TelecomValue { get; set; } = string.Empty;

    public string Gender { get; set; } = string.Empty;

    // Stored on Patient (not a FHIR field) so the dashboard can show them.
    public string? BloodGroup { get; set; }

    public string? Email { get; set; }

    public DateTime BirthDate { get; set; }

    public string AddressUse { get; set; } = "home";

    public string AddressType { get; set; } = "both";

    public string? AddressLine { get; set; }

    public string City { get; set; } = string.Empty;

    public string State { get; set; } = string.Empty;

    public string PostalCode { get; set; } = string.Empty;

    public string? MaritalStatusSystem { get; set; }

    public string? MaritalStatusCode { get; set; }

    public string? MaritalStatusDisplay { get; set; }

    public string? ContactNameUse { get; set; }

    public string? ContactPrefix { get; set; }

    public string? ContactTelecomSystem { get; set; }

    public string? ContactTelecomUse { get; set; }

    public string? ContactTelecomValue { get; set; }

    public string? ContactAddressUse { get; set; }

    public string? ContactAddressType { get; set; }

    public string? ContactAddressLine { get; set; }

    public string? ContactCity { get; set; }

    public string? ContactState { get; set; }

    public string? ContactPostalCode { get; set; }

    public string? ContactGender { get; set; }

    public string? ContactOrganizationId { get; set; }

    public DateTime? ContactPeriodStart { get; set; }

    public DateTime? ContactPeriodEnd { get; set; }

    public string? ManagingOrganizationId { get; set; }

    public string? PhotoContentType { get; set; }

    public string? PhotoUrl { get; set; }

    public string? PhotoTitle { get; set; }

    public string? GeneralPractitionerId { get; set; }

    // ---- Chart panels ----

    public List<ChartConditionDto> Conditions { get; set; } = new();

    public List<ChartAllergyDto> Allergies { get; set; } = new();

    public List<ChartMedicationDto> Medications { get; set; } = new();

    public List<ChartObservationDto> Observations { get; set; } = new();

    public List<ChartEncounterDto> Encounters { get; set; } = new();
}

// Each chart row DTO mirrors the columns that actually exist on the matching
// entity — no invented "substance"/"dosage"/"value" fields, so what the UI
// shows is exactly what is stored in PostgreSQL.

public class ChartConditionDto
{
    public string Id { get; set; } = string.Empty;
    public string Code { get; set; } = string.Empty;
    public string Display { get; set; } = string.Empty;
    public string ClinicalStatus { get; set; } = string.Empty;
    public string VerificationStatus { get; set; } = string.Empty;
    public string Severity { get; set; } = string.Empty;
    public DateTime? OnsetDate { get; set; }
    public DateTime? AbatementDate { get; set; }
    public DateTime? RecordedDate { get; set; }
}

public class ChartAllergyDto
{
    public string Id { get; set; } = string.Empty;
    public string Type { get; set; } = string.Empty;
    public string ClinicalStatus { get; set; } = string.Empty;
    public string VerificationStatus { get; set; } = string.Empty;
    public string? Criticality { get; set; }
    public string? RecorderPractitionerId { get; set; }
}

public class ChartMedicationDto
{
    public string Id { get; set; } = string.Empty;
    public string MedicationCode { get; set; } = string.Empty;
    public string? MedicationDisplay { get; set; }
    public string Status { get; set; } = string.Empty;
    public string Intent { get; set; } = string.Empty;
    public string? Priority { get; set; }
}

public class ChartObservationDto
{
    public string Id { get; set; } = string.Empty;
    public string Code { get; set; } = string.Empty;
    public string? Display { get; set; }
    public string Status { get; set; } = string.Empty;
    public string? CategoryDisplay { get; set; }
    public string? InterpretationCode { get; set; }
    public string? InterpretationDisplay { get; set; }
    public DateTimeOffset? EffectiveDate { get; set; }
    public string? NoteText { get; set; }
}

public class ChartEncounterDto
{
    public string Id { get; set; } = string.Empty;
    public string Status { get; set; } = string.Empty;
    public string ClassCode { get; set; } = string.Empty;
    public string ClassDisplay { get; set; } = string.Empty;
    public string? TypeDisplay { get; set; }
    public string? ServiceTypeDisplay { get; set; }
    public DateTime PeriodStart { get; set; }
    public DateTime PeriodEnd { get; set; }
}

public class PatientSummaryDto
{
    public string Id { get; set; } = string.Empty;
    public string FullName { get; set; } = string.Empty;
    public int Age { get; set; }
    public string Gender { get; set; } = string.Empty;
    public string MedicalRecordNumber { get; set; } = string.Empty;
}