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authorAdrian Kummerlaender2016-03-12 22:14:15 +0100
committerAdrian Kummerlaender2016-03-12 22:17:38 +0100
commit5f641ea6e243dc070e3e041d513a9d02996337c2 (patch)
tree20b5ec45752befc3554277606ba9ed8882f7d1cb
parentc5dbb98ee5639883676414e4948923de46ba0a5d (diff)
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Remove unnecessary complexity in demo bot message parsing logic
-rw-r--r--bot.scm25
-rw-r--r--telebot.scm2
2 files changed, 11 insertions, 16 deletions
diff --git a/bot.scm b/bot.scm
index 1d556f2..a6d34cc 100644
--- a/bot.scm
+++ b/bot.scm
@@ -5,15 +5,10 @@
(use vector-lib)
(use data-structures)
-(define (assure-list value)
- (if (list? value)
- value
- (list)))
-
(define (resolve-query query tree)
- (fold-right (lambda (x y) (alist-ref x (assure-list y)))
- tree
- (reverse query)))
+ (fold (lambda (x y) (alist-ref x y))
+ tree
+ query))
(define (updates-for-each func updates)
(vector-for-each (lambda (i u) (func u))
@@ -23,16 +18,16 @@
(define token (car (command-line-arguments)))
(define (print-message msg)
- (print (resolve-query (list 'message 'from 'first_name) msg)
+ (print (resolve-query '(message from first_name) msg)
": "
- (resolve-query (list 'message 'text) msg)
+ (resolve-query '(message text) msg)
" ("
- (resolve-query (list 'update_id) msg)
+ (resolve-query '(update_id) msg)
")"))
(define (echo-message msg)
- (let ((chat_id (resolve-query (list 'message 'from 'id) msg))
- (text (resolve-query (list 'message 'text) msg)))
+ (let ((chat_id (resolve-query '(message from id) msg))
+ (text (resolve-query '(message text) msg)))
(telebot:sendMessage token
chat_id: chat_id
text: text)))
@@ -42,8 +37,8 @@
(begin (print-message u)
(echo-message u)
(set! offset
- (+ 1 (resolve-query (list 'update_id) u)))))
- (resolve-query (list 'result)
+ (+ 1 (resolve-query '(update_id) u)))))
+ (resolve-query '(result)
(telebot:getUpdates token
offset: offset
timeout: 60))))
diff --git a/telebot.scm b/telebot.scm
index 294244d..7453cb1 100644
--- a/telebot.scm
+++ b/telebot.scm
@@ -11,7 +11,7 @@
(use http-client)
(use medea)
- (define api-base "https://api.telegram.org/bot")
+ (define-constant api-base "https://api.telegram.org/bot")
;;; helper functions