@page "/scheduling"
@using CredentialManager.Models
@using CredentialManager.Services
@using Data_Coupler.Services

<PageTitle>Schedulazione Profili</PageTitle>

<div class="container-fluid">
    <div class="row">
        <div class="col-12">
            <div class="d-flex justify-content-between align-items-center mb-4">
                <h3><i class="fas fa-clock"></i> Schedulazione Profili</h3>
                <div>
                    <a href="/scheduling/history" class="btn btn-outline-info me-2">
                        <i class="fas fa-history"></i> Storico Esecuzioni
                    </a>
                    <button class="btn btn-success" @onclick="ShowCreateModal">
                        <i class="fas fa-plus"></i> Nuova Schedulazione
                    </button>
                </div>
            </div>

            @if (schedules == null)
            {
                <div class="d-flex justify-content-center">
                    <div class="spinner-border" role="status">
                        <span class="visually-hidden">Caricamento...</span>
                    </div>
                </div>
            }
            else if (!schedules.Any())
            {
                <div class="alert alert-info">
                    <i class="fas fa-info-circle"></i> Nessuna schedulazione configurata.
                    <button class="btn btn-link p-0 ms-2" @onclick="ShowCreateModal">
                        Crea la prima schedulazione
                    </button>
                </div>
            }
            else
            {
                <div class="row">
                    @foreach (var schedule in schedules.OrderBy(s => s.NextExecutionTime))
                    {
                        <div class="col-md-6 col-lg-4 mb-3">
                            <div class="card h-100 @(schedule.IsEnabled ? "border-success" : "border-secondary")">
                                <div class="card-header d-flex justify-content-between align-items-center">
                                    <h6 class="mb-0">
                                        <i class="fas fa-@(schedule.ScheduleType switch { "once" => "clock", "interval" => "redo", "daily" => "calendar-day", "weekly" => "calendar-week", "monthly" => "calendar", _ => "clock" })"></i>
                                        @schedule.Name
                                    </h6>
                                    <div class="dropdown">
                                        <button class="btn btn-sm btn-outline-secondary dropdown-toggle" data-bs-toggle="dropdown">
                                            <i class="fas fa-ellipsis-v"></i>
                                        </button>
                                        <ul class="dropdown-menu">
                                            <li><button class="dropdown-item" @onclick="() => ShowEditModal(schedule)">
                                                <i class="fas fa-edit"></i> Modifica
                                            </button></li>
                                            <li><button class="dropdown-item" @onclick="() => ExecuteScheduleManually(schedule.Id)">
                                                <i class="fas fa-play"></i> Esegui Ora
                                            </button></li>
                                            <li><hr class="dropdown-divider"></li>
                                            <li><button class="dropdown-item text-danger" @onclick="() => DeleteSchedule(schedule.Id)">
                                                <i class="fas fa-trash"></i> Elimina
                                            </button></li>
                                        </ul>
                                    </div>
                                </div>
                                <div class="card-body">
                                    <p class="card-text text-muted mb-2">
                                        <strong>Profilo:</strong> @schedule.Profile?.Name
                                    </p>
                                    
                                    @if (!string.IsNullOrEmpty(schedule.Description))
                                    {
                                        <p class="card-text small">@schedule.Description</p>
                                    }

                                    <div class="mb-2">
                                        <small class="text-muted">
                                            <strong>Tipo:</strong> @schedule.GetScheduleDescription()
                                        </small>
                                    </div>

                                    <!-- Prossima esecuzione -->
                                    @if (schedule.NextExecutionTime.HasValue)
                                    {
                                        <div class="mb-2">
                                            <small class="text-info">
                                                <i class="fas fa-clock"></i>
                                                <strong>Prossima esecuzione:</strong><br>
                                                @schedule.NextExecutionTime.Value.ToString("dd/MM/yyyy HH:mm")
                                            </small>
                                        </div>
                                    }

                                    <!-- Ultima esecuzione -->
                                    @if (schedule.LastExecutionTime.HasValue)
                                    {
                                        <div class="mb-2">
                                            <small class="text-muted">
                                                <i class="fas fa-history"></i>
                                                <strong>Ultima esecuzione:</strong><br>
                                                @schedule.LastExecutionTime.Value.ToString("dd/MM/yyyy HH:mm")
                                            </small>
                                        </div>
                                    }

                                    <!-- Status ultima esecuzione -->
                                    @if (!string.IsNullOrEmpty(schedule.LastExecutionStatus))
                                    {
                                        <div class="mb-2">
                                            <span class="badge bg-@(schedule.LastExecutionStatus switch { "success" => "success", "failed" => "danger", "running" => "primary", _ => "secondary" })">
                                                @schedule.LastExecutionStatus.ToUpper()
                                                @if (schedule.LastExecutionRecordCount.HasValue)
                                                {
                                                    <text> (@schedule.LastExecutionRecordCount record)</text>
                                                }
                                            </span>
                                        </div>
                                    }
                                </div>
                                <div class="card-footer d-flex justify-content-between align-items-center">
                                    <div class="form-check form-switch">
                                        <input class="form-check-input" type="checkbox" 
                                               checked="@schedule.IsEnabled" 
                                               @onchange="(e) => ToggleScheduleEnabled(schedule.Id, (bool)e.Value!)">
                                        <label class="form-check-label small">
                                            @(schedule.IsEnabled ? "Attiva" : "Disattivata")
                                        </label>
                                    </div>
                                    <small class="text-muted">
                                        Esecuzioni: @schedule.ExecutionCount
                                    </small>
                                </div>
                            </div>
                        </div>
                    }
                </div>
            }
        </div>
    </div>
</div>

<!-- Modal per creazione/modifica schedulazione -->
<div class="modal fade" id="scheduleModal" tabindex="-1">
    <div class="modal-dialog modal-lg">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title">
                    @(editingSchedule?.Id > 0 ? "Modifica Schedulazione" : "Nuova Schedulazione")
                </h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
            </div>
            <div class="modal-body">
                @if (editingSchedule != null)
                {
                    <EditForm Model="editingSchedule" OnValidSubmit="SaveSchedule">
                        <DataAnnotationsValidator />
                        
                        <div class="row">
                            <div class="col-md-6">
                                <div class="mb-3">
                                    <label class="form-label">Nome *</label>
                                    <InputText @bind-Value="editingSchedule.Name" class="form-control" />
                                    <ValidationMessage For="() => editingSchedule.Name" />
                                </div>
                            </div>
                            <div class="col-md-6">
                                <div class="mb-3">
                                    <label class="form-label">Profilo da eseguire *</label>
                                    <InputSelect @bind-Value="editingSchedule.ProfileId" class="form-select" @onchange="OnProfileSelectionChanged">
                                        <option value="0">-- Seleziona Profilo --</option>
                                        @if (availableProfiles != null)
                                        {
                                            @foreach (var profile in availableProfiles)
                                            {
                                                <option value="@profile.Id">@profile.Name @(profile.SourceType == "file" ? "(File)" : "")</option>
                                            }
                                        }
                                    </InputSelect>
                                    <ValidationMessage For="() => editingSchedule.ProfileId" />
                                    @if (availableProfiles?.Any(p => p.SourceType == "file") == true)
                                    {
                                        <small class="form-text text-muted">
                                            ℹ️ I profili con file CSV/Excel come sorgente sono ora supportati per le schedulazioni.
                                            Il file specificato nel profilo verrà letto ad ogni esecuzione.
                                        </small>
                                    }
                                </div>
                            </div>
                        </div>

                        <div class="mb-3">
                            <label class="form-label">Descrizione</label>
                            <InputTextArea @bind-Value="editingSchedule.Description" class="form-control" rows="2" />
                        </div>

                        @* Sezione override database *@
                        @if (selectedProfile != null && (selectedProfile.SourceType == "database" || selectedProfile.DestinationType == "database"))
                        {
                            <div class="card mb-3">
                                <div class="card-header">
                                    <h6 class="mb-0">
                                        <i class="fas fa-database"></i> Override Database
                                    </h6>
                                </div>
                                <div class="card-body">
                                    <div class="row">
                                        @if (selectedProfile.SourceType == "database")
                                        {
                                            <div class="col-md-6">
                                                <div class="mb-3">
                                                    <label class="form-label">Database Sorgente (Opzionale)</label>
                                                    <InputText @bind-Value="editingSchedule.SourceDatabaseOverride" class="form-control" />
                                                    <small class="form-text text-muted">
                                                        Lascia vuoto per usare il database specificato nella credenziale.
                                                    </small>
                                                </div>
                                            </div>
                                        }
                                        @if (selectedProfile.DestinationType == "database")
                                        {
                                            <div class="col-md-6">
                                                <div class="mb-3">
                                                    <label class="form-label">Database Destinazione (Opzionale)</label>
                                                    <InputText @bind-Value="editingSchedule.DestinationDatabaseOverride" class="form-control" />
                                                    <small class="form-text text-muted">
                                                        Lascia vuoto per usare il database specificato nella credenziale.
                                                    </small>
                                                </div>
                                            </div>
                                        }
                                    </div>
                                </div>
                            </div>
                        }

                        <div class="mb-3">
                            <label class="form-label">Tipo di Schedulazione *</label>
                            <InputSelect @bind-Value="editingSchedule.ScheduleType" class="form-select" @onchange="OnScheduleTypeChanged">
                                <option value="">-- Seleziona Tipo --</option>
                                <option value="once">Una volta</option>
                                <option value="interval">Intervallo Personalizzato</option>
                                <option value="daily">Giornaliera</option>
                                <option value="weekly">Settimanale</option>
                                <option value="monthly">Mensile</option>
                            </InputSelect>
                            <ValidationMessage For="() => editingSchedule.ScheduleType" />
                        </div>

                        @if (editingSchedule.ScheduleType == "once")
                        {
                            <div class="mb-3">
                                <label class="form-label">Data e Ora di Esecuzione *</label>
                                <input type="datetime-local" @bind="editingSchedule.ScheduledDateTime" class="form-control" />
                            </div>
                        }
                        else if (editingSchedule.ScheduleType == "interval")
                        {
                            <div class="row">
                                <div class="col-md-6">
                                    <div class="mb-3">
                                        <label class="form-label">Intervallo *</label>
                                        <InputNumber @bind-Value="editingSchedule.IntervalValue" class="form-control" min="1" />
                                        <small class="form-text text-muted">Numero di unità temporali</small>
                                    </div>
                                </div>
                                <div class="col-md-6">
                                    <div class="mb-3">
                                        <label class="form-label">Unità di Tempo *</label>
                                        <InputSelect @bind-Value="editingSchedule.IntervalUnit" class="form-select">
                                            <option value="">-- Seleziona Unità --</option>
                                            <option value="seconds">Secondi</option>
                                            <option value="minutes">Minuti</option>
                                            <option value="hours">Ore</option>
                                            <option value="days">Giorni</option>
                                            <option value="weeks">Settimane</option>
                                            <option value="months">Mesi</option>
                                        </InputSelect>
                                        <small class="form-text text-muted">Frequenza di ripetizione</small>
                                    </div>
                                </div>
                            </div>
                            <div class="alert alert-info">
                                <i class="fas fa-info-circle"></i>
                                <strong>Anteprima:</strong> @GetIntervalPreview()
                            </div>
                        }
                        else if (!string.IsNullOrEmpty(editingSchedule.ScheduleType) && editingSchedule.ScheduleType != "once" && editingSchedule.ScheduleType != "interval")
                        {
                            <div class="row">
                                <div class="col-md-6">
                                    <div class="mb-3">
                                        <label class="form-label">Ora di Esecuzione *</label>
                                        <InputText @bind-Value="editingSchedule.DailyTime" class="form-control" placeholder="HH:mm" />
                                        <small class="form-text text-muted">Formato 24 ore (es: 14:30)</small>
                                    </div>
                                </div>

                                @if (editingSchedule.ScheduleType == "weekly")
                                {
                                    <div class="col-md-6">
                                        <div class="mb-3">
                                            <label class="form-label">Giorno della Settimana *</label>
                                            <InputSelect @bind-Value="editingSchedule.DayOfWeek" class="form-select">
                                                <option value="">-- Seleziona --</option>
                                                <option value="0">Domenica</option>
                                                <option value="1">Lunedì</option>
                                                <option value="2">Martedì</option>
                                                <option value="3">Mercoledì</option>
                                                <option value="4">Giovedì</option>
                                                <option value="5">Venerdì</option>
                                                <option value="6">Sabato</option>
                                            </InputSelect>
                                        </div>
                                    </div>
                                }
                                else if (editingSchedule.ScheduleType == "monthly")
                                {
                                    <div class="col-md-6">
                                        <div class="mb-3">
                                            <label class="form-label">Giorno del Mese *</label>
                                            <InputNumber @bind-Value="editingSchedule.DayOfMonth" class="form-control" min="1" max="31" />
                                            <small class="form-text text-muted">1-31</small>
                                        </div>
                                    </div>
                                }
                            </div>
                        }

                        <div class="form-check mb-3">
                            <InputCheckbox @bind-Value="editingSchedule.IsEnabled" class="form-check-input" />
                            <label class="form-check-label">
                                Schedulazione attiva
                            </label>
                        </div>

                        <div class="card mb-3">
                            <div class="card-header bg-warning text-dark">
                                <h6 class="mb-0">
                                    <i class="fas fa-exclamation-triangle"></i> Opzioni Avanzate
                                </h6>
                            </div>
                            <div class="card-body">
                                <div class="form-check mb-2">
                                    <InputCheckbox @bind-Value="editingSchedule.EnableDeletionSync" class="form-check-input" id="enableDeletionSyncCheckbox" />
                                    <label class="form-check-label" for="enableDeletionSyncCheckbox">
                                        <strong>Abilita sincronizzazione eliminazioni</strong>
                                    </label>
                                </div>
                                <div class="alert alert-warning mb-0">
                                    <small>
                                        <i class="fas fa-info-circle"></i>
                                        <strong>Attenzione:</strong> Se abilitata, i record eliminati dalla sorgente saranno automaticamente eliminati anche dalla destinazione durante l'esecuzione schedulata.
                                        Questa opzione è <strong>disabilitata di default</strong> per motivi di sicurezza.
                                        Usare con cautela!
                                    </small>
                                </div>
                            </div>
                        </div>

                        <div class="d-flex justify-content-end gap-2">
                            <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Annulla</button>
                            <button type="submit" class="btn btn-primary">
                                <i class="fas fa-save"></i> Salva
                            </button>
                        </div>
                    </EditForm>
                }
            </div>
        </div>
    </div>
</div>