package model

import "time"

type Transaction struct {
	ID          int       `json:"id"`
	Date        string    `json:"date"` // YYYY-MM-DD
	Amount      float64   `json:"amount"`
	Description string    `json:"description"`
	Type        string    `json:"type"`       // income | expense
	Source      string    `json:"source"`     // manual | import
	CategoryID  *int      `json:"category_id"`
	AccountID   *int      `json:"account_id"`
	CreatedAt   time.Time `json:"created_at"`
	UpdatedAt   time.Time `json:"updated_at"`
}

// ImportRow is a parsed-but-not-yet-saved transaction from a file.
type ImportRow struct {
	Date        string  `json:"date"`
	Amount      float64 `json:"amount"`
	Description string  `json:"description"`
	Type        string  `json:"type"`
	ExternalID  string  `json:"external_id,omitempty"` // FITID from OFX
	IsDuplicate bool    `json:"is_duplicate"`
}

// ImportResult is the response after confirming an import.
type ImportResult struct {
	Imported   int `json:"imported"`
	Duplicates int `json:"duplicates"`
	Errors     int `json:"errors"`
}

// CSVMapping tells the parser which CSV column index holds each field.
type CSVMapping struct {
	DateColumn        int    `json:"date_column"`
	AmountColumn      int    `json:"amount_column"`
	DescriptionColumn int    `json:"description_column"`
	DateFormat        string `json:"date_format"`       // Go time format, e.g. "02/01/2006"
	HasHeader         bool   `json:"has_header"`
	DecimalSeparator  string `json:"decimal_separator"` // "." or ","
	FieldSeparator    string `json:"field_separator"`   // "," or ";"
	SkipNegative      bool   `json:"skip_negative"`     // skip rows with negative amount (e.g. credit card bill payments)
	AllExpenses       bool   `json:"all_expenses"`      // treat all rows as expense (credit card statements)
}