X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=ROM2%2Fmain.c;fp=ROM2%2Fmain.c;h=2960c52b3ddf9eef7dc031fe07222d0d82bf87d8;hb=7154b91d747c839ace03f0d4198fed36bf5a167b;hp=ffeb9d2561883be5805f6fd076954adc7363bcfa;hpb=45c42e3e9f2149e45f6642ac3fbab9010bc05455;p=uccvend-snackrom.git

diff --git a/ROM2/main.c b/ROM2/main.c
index ffeb9d2..2960c52 100644
--- a/ROM2/main.c
+++ b/ROM2/main.c
@@ -6,6 +6,7 @@
 
 u16 uid;
 u16 pin;
+u8 selection;
 
 u16 scroll_timer;
 
@@ -41,8 +42,9 @@ bool pin_enter() {
 	 *
 	 * Also display X's on screen as the pin is entered.
 	 */
+	pin = 0;
 	set_msg("PIN?      ", WRAP_NONE);
-	for (pinpos = 1; pinpos <= 5; pinpos++) {
+	for (pinpos = 1; pinpos <= 4; pinpos++) {
 		keypad_getkey();
 		if (last_key == KEY_RESET) {
 			pin = 0;
@@ -54,8 +56,98 @@ bool pin_enter() {
 	return 1;
 }
 
+void make_request(u8 selection) {
+	switch(server_request(uid, pin, selection)) {
+		case REQUEST_OK:
+			set_msg("THANK YOU!", WRAP_NONE);
+			break;
+		case REQUEST_NO_MONEY:
+			set_msg("NO MONEY!", WRAP_NONE);
+			break;
+		case REQUEST_SERVFAIL:
+			set_msg("SERV FAIL!", WRAP_NONE);
+			break;
+		case REQUEST_EMPTY:
+			set_msg("NONE LEFT!", WRAP_NONE);
+			break;
+		case REQUEST_INVAL:
+			set_msg(" BAD SELN ", WRAP_NONE);
+			break;
+	}
+	delay(1000);
+}
+
 void selection_menu() {
-	set_msg("ENTER SELECTION OR INSERT COINS", WRAP_SCROLL);
+	/* we have a valid username & PIN number */
+	/* either ask for a 2-digit selection, or wait for coins to be entered */
+	/* get the username somehow? */
+	set_msg("ENTER SELECTION OR INSERT COINS  ", WRAP_SCROLL);
+	selection = 0;
+	while(1) {
+		if (coin_value) {
+			int prev_coin = 0;
+			/* alternate between the price and a confirm message */
+			while (coin_value) {
+				if (prev_coin != coin_value) {
+					print_amount(coin_value);
+					append_msg("0: CONFIRM", WRAP_ALTERNATE);
+					prev_coin = coin_value;
+				}
+				keypad_read();
+				if (keypad_pressed()) {
+					switch (last_key) {
+						case KEY_RESET:
+							coin_refund();
+							goto reset;
+						case KEY_0:
+							switch (server_credit_account(uid, pin, coin_value)) {
+								case CREDIT_OK:
+									coin_eat();
+									set_msg(" SUCCESS! ");
+									delay(1000);
+									break;
+								case CREDIT_FAIL:
+									coin_refund();
+									set_msg("  FAILED! ");
+									delay(1000);
+									break;
+							}
+							break;
+					}
+				}
+			}
+			/* coins were refunded */
+		}
+
+		if (selection) { /* half way through a selection */
+			keypad_read();
+			if (keypad_pressed()) {
+				switch (last_key) {
+					case KEY_RESET:
+						selection = 0;
+						break;
+					case 0:
+						break;
+					default:
+						selection = selection * 10 + (last_key%10);
+						make_request(uid, pin, selection);
+						selection = 0;
+				}
+			}
+		} else { /* else listen for the first key of a selection */
+			keypad_read();
+			if (keypad_pressed()) {
+				switch (last_key) {
+					case KEY_RESET:
+						return;
+					case 0:
+						break;
+					default:
+						selection = last_key%10;
+				}
+			}
+		}
+	}
 }
 
 void load_default_msg() {