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move.go
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move.go
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package web
import (
"encoding/json"
"net/http"
"github.com/thijzert/chesseract/chesseract"
)
var MoveHandler moveHandler
type moveHandler struct{}
type MoveRequest struct {
From string `json:"from"`
To string `json:"to"`
}
// The MoveResponse wraps a MoveHandler API response
type MoveResponse struct {
}
func (moveHandler) handleMove(p Provider, r MoveRequest) (MoveResponse, error) {
var rv MoveResponse
g, err := p.Game()
if err != nil {
return rv, err
}
rs := g.Match.RuleSet
mov := chesseract.Move{}
mov.From, err = rs.ParsePosition(r.From)
if err != nil {
return rv, err
}
mov.To, err = rs.ParsePosition(r.To)
if err != nil {
return rv, err
}
err = p.SubmitMove(mov)
return rv, err
}
func (moveHandler) DecodeRequest(r *http.Request) (Request, error) {
var rv MoveRequest
var err error
if r.Body == nil {
return rv, errMethod("Method not allowed", "This is a POST resource")
}
dec := json.NewDecoder(r.Body)
err = dec.Decode(&rv)
return rv, err
}
// Below: boilerplate code
func (h moveHandler) HandleRequest(p Provider, r Request) (Response, error) {
req, ok := r.(MoveRequest)
if !ok {
return withError(errWrongRequestType{})
}
return h.handleMove(p, req)
}
func (MoveRequest) FlaggedAsRequest() {}
func (MoveResponse) FlaggedAsResponse() {}