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rodo
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can now display what was added to a list, even though nothing was haha

main
m455 2018-04-05 20:38:58 -04:00
parent 1c26fa59fc
commit ba21738540
1 changed files with 30 additions and 22 deletions
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52
rodo.rkt
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@ -7,21 +7,26 @@
(define program-directory ".rodo/") (define program-directory ".rodo/")
(define program-path "~/") (define program-path "~/")
(define (d-hash-ref key) (define (d-hash-ref hash-list key)
(displayln (hash-ref messages key))) (display (hash-ref messages key)))
(define (d-vector-ref args key)
(display (vector-ref args key)))
(define messages (define messages
(hash (hash
'incorrect-usage (string-append "> For usage type `" program-name " -h` or `" program-name " --help`") 'incorrect-usage (string-append "> For usage type `" program-name " -h` or `" program-name " --help`\n")
'creating (string-append "> Creating a " program-directory " folder in " program-path "...") 'creating (string-append "> Creating a " program-directory " folder in " program-path "...\n")
'creation-error (string-append "> Error: Could not create " program-directory " in " program-path ".\n> This may be due to directory permissions") 'creation-error (string-append "> Error: Could not create " program-directory " in " program-path ".\n> This may be due to directory permissions\n")
'already-exists (string-append "> " program-directory " folder already exists in " program-path) 'already-exists (string-append "> " program-directory " folder already exists in " program-path "\n")
'successfully-created (string-append "> " program-path program-directory " has been successfully created") 'successfully-created (string-append "> " program-path program-directory " has been successfully created\n")
'not-found (string-append "> " program-directory " has not been setup in " program-path "\n> Would you like to set it up now? [y/n]") 'not-found (string-append "> " program-directory " has not been setup in " program-path "\n> Would you like to set it up now? [y/n]\n")
'item-added "> Added item to list" 'item-added-prefix "> Added "
'item-removed "> Added item to list" 'item-added-suffix " to list\n"
'terminating (string-append "> Exiting " program-name "...") 'item-removed-prefix "> Removed "
'choose-y/n "> Error: Please choose y or n")) 'item-removed-suffix "from list\n"
'terminating (string-append "> Exiting " program-name "...\n")
'choose-y/n "> Error: Please choose y or n\n"))
;; some possible user-input related "mistakes" that will be accepted for input ;; some possible user-input related "mistakes" that will be accepted for input
(define y/n (define y/n
@ -44,18 +49,18 @@
;; prompt user for file initial file creation ;; prompt user for file initial file creation
(define (prompt-user chosen-message) (define (prompt-user chosen-message)
(d-hash-ref chosen-message) (d-hash-ref messages chosen-message)
(display "> ") (display "> ")
(let ([user-input (read-line)]) (let ([user-input (read-line)])
(cond (cond
[(member user-input (hash-ref y/n 'yes)) [(member user-input (hash-ref y/n 'yes))
(d-hash-ref 'creating) (d-hash-ref messages 'creating)
(create-folder) (create-folder)
(if (check-for-folder) (if (check-for-folder)
(d-hash-ref 'successfully-created) (d-hash-ref messages 'successfully-created)
(d-hash-ref 'creation-error))] (d-hash-ref messages 'creation-error))]
[(member user-input (hash-ref y/n 'no)) [(member user-input (hash-ref y/n 'no))
(d-hash-ref 'terminating)] (d-hash-ref messages 'terminating)]
[else [else
(prompt-user 'choose-y/n)]))) (prompt-user 'choose-y/n)])))
@ -63,19 +68,22 @@
(let ([args-length (vector-length args)]) (let ([args-length (vector-length args)])
(cond (cond
[(or (equal? args-length 0) (> args-length 2)) [(or (equal? args-length 0) (> args-length 2))
(d-hash-ref 'incorrect-usage)] (d-hash-ref messages 'incorrect-usage)]
[(and (equal? args-length 2) (equal? (vector-member "add" args) 0)) [(and (equal? args-length 2) (equal? (vector-member "add" args) 0))
(d-hash-ref 'item-added)] ;; (d-hash-ref messages 'item-added-prefix) (vector-ref args 1)]
(d-hash-ref messages 'item-added-prefix)
(d-vector-ref args 1)
(d-hash-ref messages 'item-added-suffix)]
[(and (equal? args-length 2) (equal? (vector-member "remove" args) 0)) [(and (equal? args-length 2) (equal? (vector-member "remove" args) 0))
(d-hash-ref 'item-removed)] (d-hash-ref messages 'item-removed-prefix)]
[(and (equal? args-length 1) (equal? (vector-member "init" args) 0)) [(and (equal? args-length 1) (equal? (vector-member "init" args) 0))
(todo-list-exist?)] (todo-list-exist?)]
[else (d-hash-ref 'incorrect-usage)]))) [else (d-hash-ref messages 'incorrect-usage)])))
;; does the file exist that holds the list(s?) ;; does the file exist that holds the list(s?)
(define (todo-list-exist?) (define (todo-list-exist?)
(if (check-for-folder) (if (check-for-folder)
(d-hash-ref 'already-exists) (d-hash-ref messages 'already-exists)
(prompt-user 'not-found))) (prompt-user 'not-found)))
(define (main) (define (main)