LastMUD/internal/game/logic/command/commands.go
2025-06-30 08:40:15 +03:00

106 lines
3 KiB
Go

package command
import (
"code.haedhutner.dev/mvv/LastMUD/internal/game/logic/world"
"code.haedhutner.dev/mvv/LastMUD/internal/logging"
"regexp"
"time"
"code.haedhutner.dev/mvv/LastMUD/internal/ecs"
"code.haedhutner.dev/mvv/LastMUD/internal/game/data"
"golang.org/x/crypto/bcrypt"
)
func HandleSay(w *ecs.World, _ time.Duration, player ecs.Entity, args data.ArgsMap) (err error) {
playerRoom, ok := ecs.GetComponent[data.InRoomComponent](w, player)
if !ok {
return createCommandError("You aren't in a room!")
}
playerName, ok := ecs.GetComponent[data.NameComponent](w, player)
if !ok {
return createCommandError("You have no name!")
}
allPlayersInRoom := ecs.QueryEntitiesWithComponent(w, func(comp data.InRoomComponent) bool {
return comp.Room == playerRoom.Room
})
message, err := arg[string](args, data.ArgMessageContent)
if err != nil {
return err
}
if message == "" {
return nil
}
for p := range allPlayersInRoom {
world.SendMessageToPlayer(w, p, playerName.Name+": "+message)
}
return
}
func HandleQuit(w *ecs.World, _ time.Duration, player ecs.Entity, _ data.ArgsMap) (err error) {
connId, _ := ecs.GetComponent[data.ConnectionIdComponent](w, player)
world.CreateClosingGameOutput(w, connId.ConnectionId, []byte("Goodbye!"))
return
}
var usernameRegex = regexp.MustCompile(`^[a-zA-Z0-9_-]{1,16}$`)
var passwordRegex = regexp.MustCompile(`^[a-zA-Z0-9!@#$%^&*()_+\-=\[\]{}|;:',.<>/?]{6,12}$`)
func HandleRegister(w *ecs.World, delta time.Duration, player ecs.Entity, args data.ArgsMap) (err error) {
accountName, err := arg[string](args, data.ArgAccountName)
if err != nil {
return err
}
if !usernameRegex.MatchString(accountName) {
world.SendMessageToPlayer(w, player, "Registration: Username must only contain letters, numbers, dashes (-) and underscores (_), and be at most 16 characters in length.")
return
}
accountPassword, err := arg[string](args, data.ArgAccountPassword)
if err != nil {
return err
}
if !passwordRegex.MatchString(accountPassword) {
world.SendMessageToPlayer(w, player, "Registration: Password must be between 6 and 12 characters in length")
return
}
// TODO: Validate username doesn't exist already
encryptedPassword, err := bcrypt.GenerateFromPassword([]byte(accountPassword), bcrypt.DefaultCost)
account := world.CreateAccount(w, accountName, encryptedPassword)
ecs.SetComponent(w, player, data.AccountComponent{Account: account})
world.SendMessageToPlayer(w, player, "Account created successfully! Welcome to LastMUD!")
defaultRoom, err := ecs.GetResource[ecs.Entity](w, data.ResourceDefaultRoom)
if err != nil {
logging.Error("Unable to locate default room")
world.SendMessageToPlayer(w, player, "Welcome to LastMUD! Your account was created, but you could not be joined to a room. Please try again later!")
return
}
ecs.SetComponent(w, player, data.NameComponent{Name: accountName})
ecs.SetComponent(w, player, data.InRoomComponent{Room: defaultRoom})
ecs.SetComponent(w, player, data.PlayerStateComponent{State: data.PlayerStatePlaying})
return
}