62 lines
1000 B
Go
62 lines
1000 B
Go
package cqrs
|
|
|
|
import (
|
|
"context"
|
|
|
|
"github.com/google/uuid"
|
|
)
|
|
|
|
type CommandID string
|
|
|
|
type CommandRequest interface {
|
|
}
|
|
|
|
type Command interface {
|
|
ID() CommandID
|
|
Request() CommandRequest
|
|
}
|
|
|
|
type BaseCommand struct {
|
|
id CommandID
|
|
req CommandRequest
|
|
}
|
|
|
|
func (c *BaseCommand) ID() CommandID {
|
|
return c.id
|
|
}
|
|
|
|
func (c *BaseCommand) Request() CommandRequest {
|
|
return c.req
|
|
}
|
|
|
|
func NewBaseCommand(req CommandRequest) *BaseCommand {
|
|
id := CommandID(uuid.New().String())
|
|
return &BaseCommand{id, req}
|
|
}
|
|
|
|
type CommandResult interface {
|
|
Command() Command
|
|
}
|
|
|
|
type BaseCommandResult struct {
|
|
cmd Command
|
|
}
|
|
|
|
func (r *BaseCommandResult) Command() Command {
|
|
return r.cmd
|
|
}
|
|
|
|
func NewBaseCommandResult(cmd Command) *BaseCommandResult {
|
|
return &BaseCommandResult{cmd}
|
|
}
|
|
|
|
type CommandHandlerFunc func(context.Context, Command) error
|
|
|
|
func (h CommandHandlerFunc) Handle(ctx context.Context, cmd Command) error {
|
|
return h(ctx, cmd)
|
|
}
|
|
|
|
type CommandHandler interface {
|
|
Handle(context.Context, Command) error
|
|
}
|