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server.go
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server.go
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package main
import (
"log"
"net/http"
"github.com/go-chi/chi"
"github.com/go-chi/chi/middleware"
"github.com/go-chi/render"
)
// Server service request to slots
type Server struct {
Slots map[string]spinner
Account accountRepo
}
type resp struct {
Total int
Spins []spinResult
JWT string
}
type spinResult struct {
Total int
Type string
Stops [5]int
}
func (s *Server) postSlotSpins(w http.ResponseWriter, r *http.Request) {
slotID := chi.URLParam(r, "slotID")
if slotID == "" {
w.WriteHeader(http.StatusInternalServerError)
log.Printf("[ERROR] reqID='%s' no slotID for request", middleware.GetReqID(r.Context()))
w.Write([]byte("internal error. Request ID = " + middleware.GetReqID(r.Context()))) // nolint: errcheck
return
}
slot, ok := s.Slots[slotID]
if !ok {
w.WriteHeader(http.StatusNotFound)
log.Printf("[ERROR] reqID='%s' Slot ('%s') not found ", middleware.GetReqID(r.Context()), slotID)
w.Write([]byte("Slot '" + slotID + "' not found. Request ID = " + middleware.GetReqID(r.Context()))) // nolint: errcheck
return
}
info, err := s.Account.InfoFromContext(r.Context())
if err != nil {
w.WriteHeader(http.StatusInternalServerError)
log.Printf("[ERROR] reqID='%s' Account info error", middleware.GetReqID(r.Context()))
w.Write([]byte("Account error. Request ID = " + middleware.GetReqID(r.Context()))) // nolint: errcheck
return
}
if info.Chips < info.Bet {
w.WriteHeader(http.StatusInternalServerError)
log.Printf("[ERROR] reqID='%s' Insufficient сhips.", middleware.GetReqID(r.Context()))
w.Write([]byte("Insufficient сhips. Request ID = " + middleware.GetReqID(r.Context()))) // nolint: errcheck
return
}
var (
total int
ss []spinResult
)
bonus, freeSpin, stops := slot.Spin(middleware.GetReqID(r.Context()), 1)
total += bonus
ss = append(ss, spinResult{Stops: stops, Total: bonus, Type: "main"})
for freeSpin {
freeSpin = false
for i := 0; i < 10; i++ {
b, f, st := slot.Spin(middleware.GetReqID(r.Context()), 3)
total += b
ss = append(ss, spinResult{Stops: st, Total: b, Type: "free spin"})
if f {
freeSpin = true
}
}
}
info.Chips = info.Chips - info.Bet + total
tok, err := s.Account.SignInfo(info)
if err != nil {
w.WriteHeader(http.StatusInternalServerError)
log.Printf("[ERROR] reqID='%s'. Sign account error", middleware.GetReqID(r.Context()))
w.Write([]byte("Sign account error. Request ID = " + middleware.GetReqID(r.Context()))) //nolint:errcheck
return
}
render.JSON(w, r, resp{Spins: ss, Total: total, JWT: tok})
}