6 files changed, 536 insertions, 0 deletions
diff --git a/data/examples/blackjack/cards.fate b/data/examples/blackjack/cards.fate
new file mode 100644
index 0000000..2312f03
--- /dev/null
+++ b/data/examples/blackjack/cards.fate
@@ -0,0 +1,116 @@
+(fate_version 1)
+
+(declare_structure card
+   ( text name )
+   ( int number )
+   ( int score )
+)
+
+(local (list card) heart_cards)
+(local (list card) spade_cards)
+(local (list card) club_cards)
+(local (list card) diamond_cards)
+
+(define_sequence generate_card_familly ((string name) ((ptr (list card)) deck))
+   (local int i)
+
+   (for (set i 1) (=< (var i) 13) (set i (+ (var i) 1))
+      (local card c)
+
+      (set c.number (var i))
+
+      (set c.name
+         (text
+            (switch (var i)
+               (1 Ace)
+               (11 Jack)
+               (12 Queen)
+               (13 Kind)
+               (cast string (var i))
+            )
+            of (var name)
+         )
+      )
+
+      (set c.score
+         (switch (var i)
+            (11 10)
+            (12 10)
+            (13 10)
+            (var i)
+         )
+      )
+
+      (add (var c) (at deck))
+   )
+)
+
+(visit generate_card_familly Hearts (ptr heart_cards))
+(visit generate_card_familly Spades (ptr spade_cards))
+(visit generate_card_familly Diamonds (ptr diamond_cards))
+(visit generate_card_familly Clubs (ptr club_cards))
+
+(global (list card) deck_template)
+
+(add_all heart_cards deck_template)
+(add_all spade_cards deck_template)
+(add_all diamond_cards deck_template)
+(add_all club_cards deck_template)
+
+(define_sequence shuffle_into_deck
+   (
+      ((ptr (list card)) cards)
+      ((ptr (list card)) deck)
+   )
+
+   (while (! (is_empty (at cards)))
+      (local int o)
+      (local int d)
+
+      (set o (rand 0 (- (size (at cards)) 1)))
+
+      (if_else (is_empty (at deck))
+         (set d 0)
+         (set d (rand 0 (- (size (at deck)) 1)))
+      )
+
+      (add_at (var d) (access (at cards) (var o)) (at deck))
+      (remove_at (var o) (at cards))
+   )
+)
+
+(define_sequence generate_shuffled_deck (((ptr (list card)) result))
+   (local (list card) initial_deck)
+
+   (set initial_deck (var deck_template))
+
+   (clear (at result))
+   (visit shuffle_into_deck (ptr initial_deck) (var result))
+)
+
+(define_sequence draw_a_card (((ptr (list card)) deck) ((ptr card) result))
+   (set (at result) (access (at deck) 0))
+   (remove_at 0 (at deck))
+)
+
+(define_sequence compute_score (((ptr (list card)) deck) ((ptr int) result))
+   (local int aces_count)
+   (local int maybe_better_score)
+
+   (set (at result) 0)
+
+   (foreach (at deck) card
+      (set (at result) (+ (var card.score) (at result)))
+      (if (= (var card.number) 1)
+         (set aces_count (+ (var aces_count) 1))
+      )
+   )
+
+   (while (> (var aces_count) 0)
+      (set maybe_better_score (+ (at result) 10))
+      (if (=< (var maybe_better_score) 21)
+         (set (at result) (var maybe_better_score))
+      )
+      (set aces_count (- (var aces_count) 1))
+   )
+)
diff --git a/data/examples/blackjack/global.fate b/data/examples/blackjack/global.fate
new file mode 100644
index 0000000..9c10c9f
--- /dev/null
+++ b/data/examples/blackjack/global.fate
@@ -0,0 +1,36 @@
+(fate_version 1)
+
+(require player.fate)
+
+(global player player)
+
+(global (lambda text (int)) coins_word)
+
+(set coins_word
+   (lambda ((int i))
+      (if_else (= (var i) 1)
+         (text a single coin )
+         (text (var i) coins )
+      )
+   )
+)
+
+(declare_text_effect action_description)
+
+(define_sequence money_acquisition ((int amount))
+   (set player.money (+ (var player.money) (var amount)))
+   (if (> (var amount) 0)
+      (text_effect action_description
+         You acquired (eval coins_word (var amount))!
+      )
+   )
+)
+
+(define_sequence money_loss ((int amount))
+   (set player.money (- (var player.money) (var amount)))
+   (if (> (var amount) 0)
+      (text_effect action_description
+         You lost (eval coins_word (var amount)).
+      )
+   )
+)
diff --git a/data/examples/blackjack/main.fate b/data/examples/blackjack/main.fate
new file mode 100644
index 0000000..0b5acf8
--- /dev/null
+++ b/data/examples/blackjack/main.fate
@@ -0,0 +1,77 @@
+(fate_version 1)
+
+(require player.fate)
+(require global.fate)
+(require cards.fate)
+(require rules.fate)
+(require play.fate)
+
+(local int original_amount)
+
+(set player.money 0)
+
+Welcome to Tonkadur's wonderful and totally original blackjack!
+Say, I don't think I've seen you before...
+No, no, I am sure I haven't, actually.
+(prompt_string player.name 1 64 What's your name, then?)
+Alright, (var player.name), well, since it's your first time here, let me give
+you some coins.
+Just between you and me, someone left those laying around, they aren't mine.
+
+(visit money_acquisition (+ 100 (rand 0 100)))
+(set original_amount (var player.money))
+
+Now, you're all set to go... unless you don't know how to play?
+
+(player_choice
+   (
+      ( As it happens, I do not. )
+      (visit rules_of_blackjack)
+      (text_effect action_description
+         You leave the counter and approach one of the tables.
+      )
+      (visit play_a_game)
+   )
+   (
+      ( I am familiar with BlackJack. )
+      (text_effect action_description
+         You leave the counter and approach one of the tables.
+      )
+      (visit play_a_game)
+   )
+)
+(text_effect action_description
+   As you leave the establishment, the receptionist notices you.
+)
+
+(cond
+   (
+      (=< (var player.money) (/ (var original_amount) 2))
+      Outch. I suppose all your luck was spent by getting these free coins.
+   )
+   (
+      (< (var player.money) (var original_amount))
+      Well, that's not too bad for your first time. Come back tomorrow, I am
+      sure you'll be getting it all back.
+   )
+   (
+      (< (var player.money) (* (var original_amount) 2))
+      Had a good day, I hope?
+   )
+   (
+      (< (var player.money) (* (var original_amount) 4))
+      Well! That was some fine play, if I do say so myself!
+   )
+   (
+      (true)
+      (var player.name)! How did you do that?! You have to teach me! I did give
+      you the tools of your success, so please?
+   )
+)
+
+(text_effect action_description
+   You walk out, having turned (eval coins_word (var original_amount)) into
+   (eval coins_word (var player.money)).
+)
+
+(end)
diff --git a/data/examples/blackjack/play.fate b/data/examples/blackjack/play.fate
new file mode 100644
index 0000000..4c2913f
--- /dev/null
+++ b/data/examples/blackjack/play.fate
@@ -0,0 +1,293 @@
+(fate_version 1)
+
+(require player.fate)
+(require global.fate)
+(require cards.fate)
+
+(global bool has_played)
+(global (list card) current_deck)
+(global (list card) dealer_hand)
+(global int bet)
+(global bool has_doubled)
+
+(set has_played (false))
+
+(define_sequence play_a_game ()
+   (local card new_card)
+
+   (if (not (var has_played))
+      (text_effect action_description
+         Sitting yourself at a table, you see someone rushing to set up the
+         cards and manage the game.
+      )
+   )
+   (if (= (var player.money) 0)
+      (
+         I am sorry, (var player.name), but you appear to have ran out of coins.
+         (done)
+      )
+   )
+   (prompt_integer bet 1 (var player.money) How much would you like to bet?)
+   (text_effect action_description
+      The dealer shuffles the cards and starts dealing.
+   )
+
+   (newline)
+
+   (visit generate_shuffled_deck (ptr current_deck))
+
+   (visit draw_a_card (ptr current_deck) (ptr new_card))
+   (add (var new_card) player.hand)
+
+   (text_effect action_description
+      You have been dealt the (var new_card.name).
+      (newline)
+   )
+
+
+   (visit draw_a_card (ptr current_deck) (ptr new_card))
+   (add (var new_card) dealer_hand)
+
+   (text_effect action_description
+      The dealer has drawn the (var new_card.name).
+      (newline)
+   )
+
+   (visit draw_a_card (ptr current_deck) (ptr new_card))
+   (add (var new_card) player.hand)
+
+   (text_effect action_description
+      You have been dealt the (var new_card.name).
+      (newline)
+   )
+
+   (newline)
+
+   (visit draw_a_card (ptr current_deck) (ptr new_card))
+   (add (var new_card) dealer_hand)
+
+   (text_effect action_description
+      The dealer has drawn a card, face down.
+      (newline)
+   )
+
+   (visit initial_draw)
+
+   (clear dealer_hand)
+
+   (newline)
+   Interesting. Would you like to go again?
+
+   (player_choice
+      (
+         ( Yes, please. )
+         Very well.
+         (newline)
+         (jump_to play_a_game)
+      )
+      (
+         ( No, thank you. )
+         It was a pleasure to play with you. Farewell.
+         (newline)
+         (done)
+      )
+   )
+)
+
+(define_sequence initial_draw ()
+   (local int dealer_score)
+   (local int player_score)
+
+   (visit compute_score (ptr dealer_hand) (ptr dealer_score))
+   (visit compute_score (ptr player.hand) (ptr player_score))
+
+   (if (= (var dealer_score) 21)
+      (ifelse (= (var player_score) 21)
+         (
+            (text_effect action_description
+               The dealer looks very surprised.
+            )
+            (newline)
+            Double Blackjack! A tie, then.
+            (done)
+         )
+         (
+            (text_effect action_description
+               The dealer looks surprised, but happy.
+            )
+            (newline)
+            Blackjack! Looks like I win, this time.
+            (visit money_loss (var bet))
+            (done)
+         )
+      )
+   )
+
+   (if (= (var player_score) 21)
+      (
+         (text_effect action_description
+            The dealer looks surprised.
+         )
+         (newline)
+         Blackjack! Looks like you win, this time.
+         (newline)
+         (visit money_acquisition (cast int (* (cast float (var bet)) 1.5)))
+         (done)
+      )
+   )
+
+   (player_choice
+      (
+         ( Another card, please. )
+         (set has_doubled (false))
+         (jump_to acquire_card)
+      )
+      (
+         ( I will stand. )
+         (jump_to resolve_dealer)
+      )
+      (if (and (>= (var player_score) 9) (<= (var player_score) 11))
+         (
+            ( Double my bet, I'll only take one card. )
+            (set bet (* (var bet) 2))
+            (set has_doubled (true))
+            (jump_to acquire_card)
+         )
+      )
+   )
+)
+
+(define_sequence acquire_card ()
+   (local card new_card)
+   (local int player_score)
+
+   (visit draw_a_card (ptr current_deck) (ptr new_card))
+   (add (var new_card) player.hand)
+
+   (visit compute_score (ptr player.hand) (ptr player_score))
+
+   (text_effect action_description
+      You have been dealt the (var new_card.name).
+      (newline)
+      Your hand is currently:
+   )
+   (foreach player.hand card
+      (text_effect action_description
+         (newline)
+         * The (var card.name), worth
+         (if_else (= (var card.number) 1)
+            (text 1 or 11 points. )
+            (text (var card.score) points. )
+         )
+      )
+   )
+   (newline)
+
+   (if (> (var player_score) 21)
+      (
+         (text_effect action_description
+            The dealer looks disappointed.
+         )
+         (newline)
+         A bust! What a shame...
+         (newline)
+         (visit money_loss (var bet))
+         (done)
+      )
+   )
+
+   (if (var has_doubled)
+      (jump_to resolve_dealer)
+   )
+
+   (player_choice
+      (
+         ( Another card, please. )
+         (jump_to acquire_card)
+      )
+      (
+         ( This will do. I stand. )
+         (jump_to resolve_dealer)
+      )
+   )
+)
+
+(define_sequence resolve_dealer ()
+   (local int dealer_score)
+   (local int player_score)
+   (visit compute_score (ptr dealer_hand) (ptr dealer_score))
+
+   Very well. I shall now play my turn.
+   (newline)
+
+   (text_effect action_description
+      My current hand is:
+      (newline)
+   )
+   (foreach dealer_hand card
+      (text_effect action_description
+         (newline)
+         * The (var card.name), worth
+         (if_else (= (var card.number) 1)
+            (text 1 or 11 points. )
+            (text (var card.score) points. )
+         )
+      )
+   )
+   (newline)
+
+   (while (< (var dealer_score) 17)
+      (local card new_card)
+
+      (visit draw_a_card (ptr current_deck) (ptr new_card))
+      (add (var new_card) dealer_hand)
+
+      (text_effect action_description
+         The dealer has drawn the (var new_card.name).
+         (newline)
+      )
+
+      (visit compute_score (ptr dealer_hand) (ptr dealer_score))
+   )
+
+   (if (> (var dealer_score) 21)
+      (
+         (text_effect action_description
+            The dealer looks disappointed.
+         )
+         (newline)
+         Ah. It would appear I have gone above the limit.
+         (newline)
+         (visit money_acquisition (var bet))
+         (done)
+      )
+   )
+
+   (visit compute_score (ptr player.hand) (ptr player_score))
+
+   (var player_score) for you, against (var dealer_score) for me.
+
+   (newline)
+
+   (if (= (var player_score) (var dealer_score))
+      (
+         A tie, then.
+         (done)
+      )
+   )
+
+   (if_else (> (var player_score) (var dealer_score))
+      (
+         Congratulation, you won.
+         (newline)
+         (visit money_acquisition (var bet))
+         (done)
+      )
+      (
+         It would appear I have won this game.
+         (newline)
+         (visit money_loss (var bet))
+         (done)
+      )
+   )
+)
diff --git a/data/examples/blackjack/player.fate b/data/examples/blackjack/player.fate
new file mode 100644
index 0000000..7d8b947
--- /dev/null
+++ b/data/examples/blackjack/player.fate
@@ -0,0 +1,9 @@
+(fate_version 1)
+
+(require cards.fate)
+
+(define_structure player
+   (string name)
+   (int money)
+   ((list card) hand)
+)
diff --git a/data/examples/blackjack/rules.fate b/data/examples/blackjack/rules.fate
new file mode 100644
index 0000000..3e4c378
--- /dev/null
+++ b/data/examples/blackjack/rules.fate
@@ -0,0 +1,5 @@
+(fate_version 1)
+
+(define_sequence rules_of_blackjack ()
+   TODO
+)