package mq

import "context"

type MessageHandler func(ctx context.Context, body []byte)

type Consumer interface {
	Consume(handler MessageHandler)
}

type Connection interface {
	Connect() error
	Close() error
	Channel() (Channel, error)
	NotifyClose(chan *Error) chan *Error
}

type Channel interface {
	ExchangeDeclare(name, kind string, durable, autoDelete, internal, noWait bool, args Table) error
	QueueDeclare(name string, durable, autoDelete, exclusive, noWait bool, args Table) (Queue, error)
	QueueBind(name, key, exchange string, noWait bool, args Table) error
	Consume(queue, consumer string, autoAck, exclusive, noLocal, noWait bool, args Table) (<-chan Delivery, error)
	Close() error
}

type Queue struct {
	Name string
}

type Delivery struct {
	Body []byte
}

type Error struct {
	Code    int
	Reason  string
	Server  bool
	Recover bool
}

type Table map[string]interface{}