package notifications

// ============================================================
// REMINDER CONFIGURATION
// Edit these values to adjust notification behavior
// ============================================================

// OverdueConfig controls when and how often overdue reminders are sent
var OverdueConfig = struct {
	DailyReminderDays int // Send daily reminders for first N days overdue
	TaperIntervalDays int // After daily period, remind every N days
	MaxOverdueDays    int // Stop reminding after N days overdue
}{
	DailyReminderDays: 3,  // Daily for days 1-3
	TaperIntervalDays: 3,  // Then every 3 days (4, 7, 10, 13)
	MaxOverdueDays:    14, // Stop after 14 days
}

// FrequencySchedules - EXPLICIT entry for each of the 9 seeded frequencies
// Key: interval days (matches TaskFrequency.days in DB, 0 = Once/null)
// Value: array of days before due date to send reminders (0 = day-of)
//
// Schedules are ADDITIVE - each tier inherits all reminders from smaller tiers
// Example: Monthly (30) gets 3d + 1d + day-of because it includes Bi-Weekly's 1d
var FrequencySchedules = map[int][]int{
	0:   {0},                      // 1. Once (null/0): day-of only
	1:   {0},                      // 2. Daily: day-of only
	7:   {0},                      // 3. Weekly: day-of only
	14:  {1, 0},                   // 4. Bi-Weekly: 1d, day-of
	30:  {3, 1, 0},                // 5. Monthly: 3d, 1d, day-of
	90:  {7, 3, 1, 0},             // 6. Quarterly: 7d, 3d, 1d, day-of
	180: {14, 7, 3, 1, 0},         // 7. Semi-Annually: 14d, 7d, 3d, 1d, day-of
	365: {30, 14, 7, 3, 1, 0},     // 8. Annually: 30d, 14d, 7d, 3d, 1d, day-of
}

// HumanReadableSchedule returns admin-friendly description for each frequency
// Key: interval days (matches FrequencySchedules keys)
// Value: human-readable description of the reminder schedule
var HumanReadableSchedule = map[int]string{
	0:   "Day-of → Overdue (tapering)",
	1:   "Day-of → Overdue (tapering)",
	7:   "Day-of → Overdue (tapering)",
	14:  "1d → Day-of → Overdue",
	30:  "3d → 1d → Day-of → Overdue",
	90:  "7d → 3d → 1d → Day-of → Overdue",
	180: "14d → 7d → 3d → 1d → Day-of → Overdue",
	365: "30d → 14d → 7d → 3d → 1d → Day-of → Overdue",
}

// FrequencyNames maps interval days to frequency names for display
var FrequencyNames = map[int]string{
	0:   "Once",
	1:   "Daily",
	7:   "Weekly",
	14:  "Bi-Weekly",
	30:  "Monthly",
	90:  "Quarterly",
	180: "Semi-Annually",
	365: "Annually",
}

// OrderedFrequencies defines the display order for frequencies
var OrderedFrequencies = []int{0, 1, 7, 14, 30, 90, 180, 365}