package api

// AdultsMonthData is the reconciled ledger for one adult member in one month.
// Keys match Python's result["members"][name]["months"][YYYY-MM].
type AdultsMonthData struct {
	Expected         int             `json:"expected"`
	OriginalExpected int             `json:"original_expected"`
	AttendanceCount  int             `json:"attendance_count"`
	Exception        *ExceptionData  `json:"exception"`
	Paid             float64         `json:"paid"` // float: proportional allocator may produce fractional CZK
	Transactions     []MemberTxEntry `json:"transactions"`
}

// AdultsMemberData is the reconciled ledger for one adult member.
// Keys match Python's result["members"][name].
type AdultsMemberData struct {
	Tier              string                     `json:"tier"`
	Months            map[string]AdultsMonthData `json:"months"` // YYYY-MM → month data
	OtherTransactions []MemberOtherEntry         `json:"other_transactions"`
	TotalBalance      int                        `json:"total_balance"`
}

// AdultsResponse is the JSON contract for GET /api/adults.
// MemberData, MonthLabels, and RawPayments correspond to the Python view-model
// fields member_data, month_labels_json, and raw_payments_json respectively,
// but as nested objects rather than pre-serialised JSON strings.
type AdultsResponse struct {
	Months        []string                    `json:"months"`     // display labels
	RawMonths     []string                    `json:"raw_months"` // "YYYY-MM"
	Results       []MemberRow                 `json:"results"`
	Totals        []TotalCell                 `json:"totals"`
	MemberData    map[string]AdultsMemberData `json:"member_data"`  // name → ledger
	MonthLabels   map[string]string           `json:"month_labels"` // YYYY-MM → display label
	RawPayments   map[string][]RawTransaction `json:"raw_payments"` // name → raw sheet rows
	Credits       []Credit                    `json:"credits"`
	Debts         []Credit                    `json:"debts"`
	Unmatched     []RawTransaction            `json:"unmatched"`
	AttendanceURL string                      `json:"attendance_url"`
	PaymentsURL   string                      `json:"payments_url"`
	BankAccount   string                      `json:"bank_account"`
	CurrentMonth  string                      `json:"current_month"`
}