package arn import ( "strconv" "github.com/aerogo/nano" ) // PayPalPayment is an approved and exeucted PayPal payment. type PayPalPayment struct { ID string `json:"id"` UserID string `json:"userId"` PayerID string `json:"payerId"` Amount string `json:"amount"` Currency string `json:"currency"` Method string `json:"method"` Created string `json:"created"` } // Gems returns the total amount of gems. func (payment *PayPalPayment) Gems() int { amount, err := strconv.ParseFloat(payment.Amount, 64) if err != nil { return 0 } return int(amount) } // User returns the user who made the payment. func (payment *PayPalPayment) User() *User { user, _ := GetUser(payment.UserID) return user } // Save saves the paypal payment in the database. func (payment *PayPalPayment) Save() { DB.Set("PayPalPayment", payment.ID, payment) } // StreamPayPalPayments returns a stream of all paypal payments. func StreamPayPalPayments() <-chan *PayPalPayment { channel := make(chan *PayPalPayment, nano.ChannelBufferSize) go func() { for obj := range DB.All("PayPalPayment") { channel <- obj.(*PayPalPayment) } close(channel) }() return channel } // AllPayPalPayments returns a slice of all paypal payments. func AllPayPalPayments() ([]*PayPalPayment, error) { all := make([]*PayPalPayment, 0, DB.Collection("PayPalPayment").Count()) for obj := range StreamPayPalPayments() { all = append(all, obj) } return all, nil } // FilterPayPalPayments filters all paypal payments by a custom function. func FilterPayPalPayments(filter func(*PayPalPayment) bool) ([]*PayPalPayment, error) { var filtered []*PayPalPayment for obj := range StreamPayPalPayments() { if filter(obj) { filtered = append(filtered, obj) } } return filtered, nil }