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handlers.go
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/
handlers.go
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package main
import (
"encoding/json"
"fmt"
"github.com/gorilla/mux"
"io"
"io/ioutil"
"net/http"
)
func PieceIndex(w http.ResponseWriter, r *http.Request) {
var pieces Pieces
DB.Find(&pieces)
json.NewEncoder(w).Encode(pieces)
}
func PieceGridIndex(w http.ResponseWriter, r *http.Request) {
var gridPieces GridPieces
DB.Find(&gridPieces)
json.NewEncoder(w).Encode(gridPieces)
}
func PieceShow(w http.ResponseWriter, r *http.Request) {
vars := mux.Vars(r)
pieceId := vars["pieceId"]
var piece Piece
DB.Find(&piece, pieceId)
json.NewEncoder(w).Encode(piece)
}
func GridPieceShow(w http.ResponseWriter, r *http.Request) {
vars := mux.Vars(r)
pieceId := vars["pieceId"]
var piece GridPiece
DB.Find(&piece, pieceId)
json.NewEncoder(w).Encode(piece)
}
func PieceUpdate(w http.ResponseWriter, r *http.Request) {
var updated_piece Piece
body, err := ioutil.ReadAll(io.LimitReader(r.Body, 1048576))
if err != nil {
fmt.Println(err)
}
if err := r.Body.Close(); err != nil {
fmt.Println(err)
}
if err := json.Unmarshal(body, &updated_piece); err != nil {
w.Header().Set("Content-type", "application/json; charset=UTF-8")
w.WriteHeader(422) // unprocessable entity
if err := json.NewEncoder(w).Encode(err); err != nil {
fmt.Println(err)
}
}
fmt.Println(updated_piece)
vars := mux.Vars(r)
pieceId := vars["pieceId"]
var old_piece Piece
t := DB.First(&old_piece, pieceId).Updates(updated_piece)
w.Header().Set("Content-Type", "application/json; charset=UTF-8")
w.WriteHeader(http.StatusAccepted)
if err := json.NewEncoder(w).Encode(t); err != nil {
fmt.Println(err)
}
// let the other clients know which piece was updated
h.broadcast <- []byte(pieceId)
}
func GridPieceUpdate(w http.ResponseWriter, r *http.Request) {
var updated_piece GridPiece
body, err := ioutil.ReadAll(io.LimitReader(r.Body, 1048576))
if err != nil {
fmt.Println(err)
}
if err := r.Body.Close(); err != nil {
fmt.Println(err)
}
if err := json.Unmarshal(body, &updated_piece); err != nil {
w.Header().Set("Content-type", "application/json; charset=UTF-8")
w.WriteHeader(422) // unprocessable entity
if err := json.NewEncoder(w).Encode(err); err != nil {
fmt.Println(err)
}
}
fmt.Println(updated_piece)
vars := mux.Vars(r)
pieceId := vars["pieceId"]
var old_piece GridPiece
t := DB.First(&old_piece, pieceId).Updates(updated_piece)
w.Header().Set("Content-Type", "application/json; charset=UTF-8")
w.WriteHeader(http.StatusAccepted)
if err := json.NewEncoder(w).Encode(t); err != nil {
fmt.Println(err)
}
// let the other clients know which piece was updated
h.broadcast <- []byte(pieceId)
}