package reporting

import "time"

type ExecutiveReport struct {
	GeneratedAt     time.Time            `json:"generated_at"`
	TenantID        string               `json:"tenant_id"`
	ComplianceScore int                  `json:"compliance_score"` // 0-100 overall score

	// Module summaries
	DSGVO         DSGVOSummary         `json:"dsgvo"`
	Vendors       VendorSummary        `json:"vendors"`
	Incidents     IncidentSummary      `json:"incidents"`
	Whistleblower WhistleblowerSummary `json:"whistleblower"`
	Academy       AcademySummary       `json:"academy"`

	// Cross-module metrics
	RiskOverview      RiskOverview    `json:"risk_overview"`
	UpcomingDeadlines []Deadline      `json:"upcoming_deadlines"`
	RecentActivity    []ActivityEntry `json:"recent_activity"`
}

type DSGVOSummary struct {
	ProcessingActivities int `json:"processing_activities"`
	ActiveProcessings    int `json:"active_processings"`
	TOMsImplemented      int `json:"toms_implemented"`
	TOMsPlanned          int `json:"toms_planned"`
	TOMsTotal            int `json:"toms_total"`
	CompletionPercent    int `json:"completion_percent"` // TOMsImplemented / total * 100
	OpenDSRs             int `json:"open_dsrs"`
	OverdueDSRs          int `json:"overdue_dsrs"`
	DSFAsCompleted       int `json:"dsfas_completed"`
	RetentionPolicies    int `json:"retention_policies"`
}

type VendorSummary struct {
	TotalVendors     int            `json:"total_vendors"`
	ActiveVendors    int            `json:"active_vendors"`
	ByRiskLevel      map[string]int `json:"by_risk_level"`
	PendingReviews   int            `json:"pending_reviews"`
	ExpiredContracts int            `json:"expired_contracts"`
}

type IncidentSummary struct {
	TotalIncidents       int     `json:"total_incidents"`
	OpenIncidents        int     `json:"open_incidents"`
	CriticalIncidents    int     `json:"critical_incidents"`
	NotificationsPending int     `json:"notifications_pending"`
	AvgResolutionHours   float64 `json:"avg_resolution_hours"`
}

type WhistleblowerSummary struct {
	TotalReports           int     `json:"total_reports"`
	OpenReports            int     `json:"open_reports"`
	OverdueAcknowledgments int     `json:"overdue_acknowledgments"`
	OverdueFeedbacks       int     `json:"overdue_feedbacks"`
	AvgResolutionDays      float64 `json:"avg_resolution_days"`
}

type AcademySummary struct {
	TotalCourses      int     `json:"total_courses"`
	TotalEnrollments  int     `json:"total_enrollments"`
	CompletionRate    float64 `json:"completion_rate"` // 0-100
	OverdueCount      int     `json:"overdue_count"`
	AvgCompletionDays float64 `json:"avg_completion_days"`
}

type RiskOverview struct {
	OverallLevel     string       `json:"overall_level"` // LOW, MEDIUM, HIGH, CRITICAL
	ModuleRisks      []ModuleRisk `json:"module_risks"`
	OpenFindings     int          `json:"open_findings"`
	CriticalFindings int          `json:"critical_findings"`
}

type ModuleRisk struct {
	Module string `json:"module"`
	Level  string `json:"level"` // LOW, MEDIUM, HIGH, CRITICAL
	Score  int    `json:"score"` // 0-100
	Issues int    `json:"issues"`
}

type Deadline struct {
	Module      string    `json:"module"`
	Type        string    `json:"type"`
	Description string    `json:"description"`
	DueDate     time.Time `json:"due_date"`
	DaysLeft    int       `json:"days_left"`
	Severity    string    `json:"severity"` // INFO, WARNING, URGENT, OVERDUE
}

type ActivityEntry struct {
	Timestamp   time.Time `json:"timestamp"`
	Module      string    `json:"module"`
	Action      string    `json:"action"`
	Description string    `json:"description"`
	UserID      string    `json:"user_id,omitempty"`
}