package api

// BackupRequest is the request payload for a namespace or PVC backup.
type BackupRequest struct {
	Namespace string   `json:"namespace"`
	PVC       string   `json:"pvc"`
	Tags      []string `json:"tags,omitempty"`
	Snapshot  bool     `json:"snapshot"`
	DryRun    bool     `json:"dry_run"`
	Dedupe    *bool    `json:"dedupe,omitempty"`
	KeepLast  *int     `json:"keep_last,omitempty"`
}

// BackupResponse is the response payload returned after a backup request.
type BackupResponse struct {
	Driver      string `json:"driver,omitempty"`
	Volume      string `json:"volume,omitempty"`
	Backup      string `json:"backup,omitempty"`
	JobName     string `json:"job_name,omitempty"`
	Namespace   string `json:"namespace,omitempty"`
	Secret      string `json:"secret,omitempty"`
	RequestedBy string `json:"requested_by,omitempty"`
	DryRun      bool   `json:"dry_run"`
	Dedupe      bool   `json:"dedupe"`
	KeepLast    int    `json:"keep_last"`
}

// RestoreTestRequest is the request payload for a restore test.
type RestoreTestRequest struct {
	Namespace       string `json:"namespace"`
	PVC             string `json:"pvc,omitempty"`
	Snapshot        string `json:"snapshot,omitempty"`
	BackupURL       string `json:"backup_url,omitempty"`
	Repository      string `json:"repository,omitempty"`
	TargetNamespace string `json:"target_namespace,omitempty"`
	TargetPVC       string `json:"target_pvc,omitempty"`
	DryRun          bool   `json:"dry_run"`
}

// RestoreTestResponse is the response payload returned after a restore test.
type RestoreTestResponse struct {
	Driver          string `json:"driver,omitempty"`
	Volume          string `json:"volume,omitempty"`
	TargetNamespace string `json:"target_namespace,omitempty"`
	TargetPVC       string `json:"target_pvc,omitempty"`
	BackupURL       string `json:"backup_url,omitempty"`
	JobName         string `json:"job_name,omitempty"`
	Namespace       string `json:"namespace,omitempty"`
	Secret          string `json:"secret,omitempty"`
	RequestedBy     string `json:"requested_by,omitempty"`
	DryRun          bool   `json:"dry_run"`
}

// InventoryResponse wraps the full backup inventory view returned to the UI.
type InventoryResponse struct {
	GeneratedAt string               `json:"generated_at"`
	Namespaces  []NamespaceInventory `json:"namespaces"`
}

// NamespaceInventory groups PVC inventory for a single namespace.
type NamespaceInventory struct {
	Name string         `json:"name"`
	PVCs []PVCInventory `json:"pvcs"`
}

// PVCInventory captures the backup health snapshot for one PVC.
type PVCInventory struct {
	Namespace            string   `json:"namespace"`
	PVC                  string   `json:"pvc"`
	Volume               string   `json:"volume,omitempty"`
	Phase                string   `json:"phase,omitempty"`
	StorageClass         string   `json:"storage_class,omitempty"`
	Capacity             string   `json:"capacity,omitempty"`
	AccessModes          []string `json:"access_modes,omitempty"`
	Driver               string   `json:"driver,omitempty"`
	LastBackupAt         string   `json:"last_backup_at,omitempty"`
	LastBackupAgeHours   float64  `json:"last_backup_age_hours,omitempty"`
	BackupCount          int      `json:"backup_count"`
	CompletedBackups     int      `json:"completed_backups"`
	ActiveBackups        int      `json:"active_backups"`
	LastJobName          string   `json:"last_job_name,omitempty"`
	LastJobState         string   `json:"last_job_state,omitempty"`
	LastJobStartedAt     string   `json:"last_job_started_at,omitempty"`
	LastJobProgressPct   int      `json:"last_job_progress_pct"`
	LastBackupSizeBytes  float64  `json:"last_backup_size_bytes"`
	TotalBackupSizeBytes float64  `json:"total_backup_size_bytes"`
	Healthy              bool     `json:"healthy"`
	HealthReason         string   `json:"health_reason,omitempty"`
	Error                string   `json:"error,omitempty"`
}

// BackupListResponse returns the backup history for a PVC.
type BackupListResponse struct {
	Namespace string         `json:"namespace"`
	PVC       string         `json:"pvc"`
	Volume    string         `json:"volume"`
	Backups   []BackupRecord `json:"backups"`
}

// BackupRecord summarizes one backup entry in a history list.
type BackupRecord struct {
	Name         string `json:"name"`
	SnapshotName string `json:"snapshot_name,omitempty"`
	Created      string `json:"created,omitempty"`
	State        string `json:"state,omitempty"`
	URL          string `json:"url,omitempty"`
	Size         string `json:"size,omitempty"`
	Latest       bool   `json:"latest,omitempty"`
}

// AuthInfoResponse reports the authenticated user and the allowed groups.
type AuthInfoResponse struct {
	Authenticated bool     `json:"authenticated"`
	User          string   `json:"user,omitempty"`
	Email         string   `json:"email,omitempty"`
	Groups        []string `json:"groups,omitempty"`
	AllowedGroups []string `json:"allowed_groups,omitempty"`
}

// BackupPolicy stores the scheduling policy for a namespace or PVC.
type BackupPolicy struct {
	ID            string  `json:"id"`
	Namespace     string  `json:"namespace"`
	PVC           string  `json:"pvc,omitempty"`
	IntervalHours float64 `json:"interval_hours"`
	Enabled       bool    `json:"enabled"`
	Dedupe        bool    `json:"dedupe"`
	KeepLast      int     `json:"keep_last"`
	CreatedAt     string  `json:"created_at,omitempty"`
	UpdatedAt     string  `json:"updated_at,omitempty"`
}

// BackupPolicyUpsertRequest updates the stored backup policy for a scope.
type BackupPolicyUpsertRequest struct {
	Namespace     string  `json:"namespace"`
	PVC           string  `json:"pvc,omitempty"`
	IntervalHours float64 `json:"interval_hours"`
	Enabled       *bool   `json:"enabled,omitempty"`
	Dedupe        *bool   `json:"dedupe,omitempty"`
	KeepLast      *int    `json:"keep_last,omitempty"`
}

// BackupPolicyListResponse returns the configured backup policies.
type BackupPolicyListResponse struct {
	Policies []BackupPolicy `json:"policies"`
}

// NamespaceBackupRequest requests a backup sweep across a namespace.
type NamespaceBackupRequest struct {
	Namespace string `json:"namespace"`
	DryRun    bool   `json:"dry_run"`
	Dedupe    *bool  `json:"dedupe,omitempty"`
	KeepLast  *int   `json:"keep_last,omitempty"`
}

// NamespaceBackupResult reports the outcome for a single PVC backup.
type NamespaceBackupResult struct {
	Namespace string `json:"namespace"`
	PVC       string `json:"pvc"`
	Status    string `json:"status"`
	Volume    string `json:"volume,omitempty"`
	Backup    string `json:"backup,omitempty"`
	Error     string `json:"error,omitempty"`
}

// NamespaceBackupResponse summarizes the namespace backup sweep results.
type NamespaceBackupResponse struct {
	Namespace   string                  `json:"namespace"`
	RequestedBy string                  `json:"requested_by,omitempty"`
	Driver      string                  `json:"driver"`
	DryRun      bool                    `json:"dry_run"`
	Dedupe      bool                    `json:"dedupe"`
	KeepLast    int                     `json:"keep_last"`
	Total       int                     `json:"total"`
	Succeeded   int                     `json:"succeeded"`
	Failed      int                     `json:"failed"`
	Results     []NamespaceBackupResult `json:"results"`
}

// NamespaceRestoreRequest requests a restore sweep across a namespace.
type NamespaceRestoreRequest struct {
	Namespace       string `json:"namespace"`
	TargetNamespace string `json:"target_namespace,omitempty"`
	TargetPrefix    string `json:"target_prefix,omitempty"`
	Snapshot        string `json:"snapshot,omitempty"`
	DryRun          bool   `json:"dry_run"`
}

// NamespaceRestoreResult reports the outcome for a single PVC restore.
type NamespaceRestoreResult struct {
	Namespace       string `json:"namespace"`
	PVC             string `json:"pvc"`
	TargetNamespace string `json:"target_namespace"`
	TargetPVC       string `json:"target_pvc"`
	Status          string `json:"status"`
	Volume          string `json:"volume,omitempty"`
	BackupURL       string `json:"backup_url,omitempty"`
	Error           string `json:"error,omitempty"`
}

// NamespaceRestoreResponse summarizes the namespace restore sweep results.
type NamespaceRestoreResponse struct {
	Namespace       string                   `json:"namespace"`
	TargetNamespace string                   `json:"target_namespace"`
	RequestedBy     string                   `json:"requested_by,omitempty"`
	Driver          string                   `json:"driver"`
	DryRun          bool                     `json:"dry_run"`
	Total           int                      `json:"total"`
	Succeeded       int                      `json:"succeeded"`
	Failed          int                      `json:"failed"`
	Results         []NamespaceRestoreResult `json:"results"`
}

// B2UsageResponse reports account and per-bucket Backblaze B2 usage.
type B2UsageResponse struct {
	Enabled          bool            `json:"enabled"`
	Available        bool            `json:"available"`
	Endpoint         string          `json:"endpoint,omitempty"`
	Region           string          `json:"region,omitempty"`
	ScannedAt        string          `json:"scanned_at,omitempty"`
	ScanDurationMS   int64           `json:"scan_duration_ms,omitempty"`
	TotalObjects     int64           `json:"total_objects"`
	TotalBytes       int64           `json:"total_bytes"`
	RecentObjects24h int64           `json:"recent_objects_24h"`
	RecentBytes24h   int64           `json:"recent_bytes_24h"`
	Buckets          []B2BucketUsage `json:"buckets,omitempty"`
	Error            string          `json:"error,omitempty"`
}

// B2BucketUsage captures the usage metrics for one Backblaze B2 bucket.
type B2BucketUsage struct {
	Name             string `json:"name"`
	ObjectCount      int64  `json:"object_count"`
	TotalBytes       int64  `json:"total_bytes"`
	RecentObjects24h int64  `json:"recent_objects_24h"`
	RecentBytes24h   int64  `json:"recent_bytes_24h"`
	LastModifiedAt   string `json:"last_modified_at,omitempty"`
}