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;;;; player.lisp
(in-package :dnd)
;;; MODEL CLASSES
(defclass has-uid ()
((nuid :reader uid
:initform (nuid)
:index-type idx:string-unique-index
:index-reader object-with-uid))
(:metaclass db:persistent-class))
(defclass player (db:store-object has-uid)
((nick
:reader nickname
:initarg :nickname
:initform (error "Players must have a nick")
:type string
:index-type idx:string-unique-index
:index-reader player-with-nick)
(pwhash
:accessor pwhash
:type string
:initarg :pwhash
:documentation "A hash of the password, hashed with the value of the pwsalt slot.")
(pwsalt
:reader pwsalt
:initform (nuid)
:type string
:documentation "Salt for this hero's password hash."))
(:metaclass db:persistent-class))
(defclass session (db:store-object)
((player :reader session-player
:initarg :player)
(id :reader session-id
:initform (nuid)
:index-type idx:string-unique-index
:index-reader session-with-id))
(:metaclass db:persistent-class))
;;; HELPERS
(defmethod unique-name ((player player))
(nickname player))
;;; QUERIES
(defun all-players ()
(db:store-objects-with-class 'player))
(defun all-other-players (player)
(remove-if (lambda (p) (eq player p)) (all-players)))
;;; TRANSACTIONS
(defun new-sesh (player)
(db:with-transaction () (make-instance 'session :player player)))
(defun destroy-sesh (session)
(db:with-transaction ()
(db:delete-object session)))
(defun register-player (nick)
(db:with-transaction ()
(make-instance 'player :nickname nick)))
;;; MODEL VIEWS
(defrender :details ((player player))
(with-html
(:div :class "player details"
(:h3 "Welcome " (nickname player)))))
(defrender :option ((player player))
(with-html
(:option :value (uid player) (nickname player))))
(defrender :checkbox ((player player) (name "PLAYER"))
(with-html
(:input :type "checkbox" :id (uid player) :name name :value (uid player))
(:label :for (uid player) (nickname player))))
(defrender :list-item ((player player))
(with-html
(nickname player)))
(defrender :link-to ((player player))
(render :inline player))
(defrender :inline ((player player))
(with-html (:a :href (urlpath player) (nickname player))))
;;; PAGES & PAGE CLASSES
(defclass/std doorkeeper ()
((message)))
;; the t specialization works for all render targets
(defrender t ((page doorkeeper))
(with-page (:title "Tavern Door")
(:h1 (message page))
(:form :method "POST" :action "/tavern-door"
(:label :for "NICKNAME" "Wut's yer handle?:")
(:input :name "NICKNAME") (:br)
(:button :type "submit" "Announce Thyself"))
(:h2 "Eh? Ye need to register for admission?")
(:a :href "/join" "Follow me...")))
(defrender t ((page (eql :join)))
(with-page (:title "Register Player")
(:header
(:h1 "Choose a Player Nickname"))
(:form :method "POST" :action "/join"
(:label :for "NICKNAME"
"Choose a nickname using only letters, numbers, and -._ (no spaces)") (:br)
(:input :name "NICKNAME" :placeholder "superbob")
(:button :type "submit" "Register"))))
;;; ENDPOINT HELPERS
(defmacro with-session ((player &key session (redirect "/tavern-door")) &body body)
(let ((session (or session (gensym "SESSION"))))
`(a:if-let (,session (current-session))
(let ((,player (session-player ,session)))
(declare (ignorable ,player))
,@body)
(redirect-to ,redirect))))
(defun a-valid-nick (name)
"Errors with 400 if the name is not a valid hero name."
(unless (valid-nick-p name)
(lzb:http-err 400 (format nil "Player Nick Invalid")))
name)
;;; ENDPOINT DEFINITIONS
(defendpoint* :get "/" () ()
(redirect-to "/tavern"))
(defendpoint* :get "/tavern-door" () ()
"Tavern door is where the player logs into the system."
(let ((doorkeeper
(make-instance 'doorkeeper :message (or (flashed-value :tavern-door) ""))))
(render (page-render-mode)
doorkeeper)))
(defendpoint* :post "/tavern-door" () ()
(with-plist ((nick :nickname)) (lzb:request-body)
(a:if-let ((player
(player-with-nick (string-trim " " nick))))
(a:when-let ((sesh
(new-sesh player)))
(lzb:set-response-cookie
+session-cookie-name+ (session-id sesh)
:path "/" :domain (host *config*))
(redirect-to "/tavern"))
(progn
(flash :tavern-door (format nil "Hrmm... ~a you say? It ain't on the register." nick))
(redirect-to "/tavern-door")))))
(defendpoint* :get "/join" () ()
(render (page-render-mode) :join))
(defendpoint* :post "/join" () ()
"Registers a new player"
(with-checked-plist ((nick :nickname 'a-valid-nick)) (lzb:request-body)
(register-player nick)
(redirect-to "/tavern-door")))
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