From 27bfaaee40e3c9b06a932a0ce1affe6e2bcbdc64 Mon Sep 17 00:00:00 2001 From: m455 Date: Mon, 2 Apr 2018 11:37:33 -0400 Subject: [PATCH] i dont remember what i did in this one --- rodo.rkt | 35 ++++++++++++++++++++++++++++++++--- 1 file changed, 32 insertions(+), 3 deletions(-) diff --git a/rodo.rkt b/rodo.rkt index 55a9462..3b2bed9 100755 --- a/rodo.rkt +++ b/rodo.rkt @@ -1,30 +1,42 @@ #! /usr/bin/env racket #lang racket/base +(require json) +;; set the name of the program here (define program-name "rodo") +;; set which path the program will live in (define program-path "~/.") +;; because I don't want to type `(display (hash-ref...` over and over again (define (displayln-hash-ref hash-list key) (displayln (hash-ref hash-list key))) +;; define all messages for quick access (define messages (hash 'incorrect-usage (string-append "> For usage type `" program-name " -h` or `" program-name " --help`") 'file-not-found (string-append "> " program-name " has not been setup in your home directory\n> Would you like to set it up now? [y/n]") 'file-exists (string-append "> ." program-name " file exists") 'creating-file (string-append "> Creating ." program-name " file in your home directory...") - 'item-added "> Item added" - 'item-removed "> Item removed" + + ;; temporary thing + 'item-added (string-append "> Added ") + + ;; todo change `item` to command-line argument for add and remove + ;; 'item-added (string-append "> Added " (vector-ref (current-command-line-arguments) 1)) + ;; 'item-removed "> Item removed" ;; todo change `item` to command-line argument 'initializing (string-append "> Initializing " program-name " in your home directory") - 'terminating (string-append "> Terminating " program-name "...") + 'terminating (string-append "> Exiting " program-name "...") 'choose-y/n "> Error: Please choose y or n")) +;; some possible user-input related "mistakes" that will be accepted for input (define y/n (hash 'yes '("yes" "Yes" "y" "Y") 'no '("no" "No" "n" "N"))) +;; yet again, less typing for opening a file (define (open/create-file path) (let ([path (expand-user-path path)]) (let ([opened-file (open-output-file path @@ -32,6 +44,7 @@ #:exists 'can-update)]) (close-output-port opened-file)))) +;; talk with user if something goes wrong/right (define (prompt-user prompt-message) (displayln-hash-ref messages prompt-message) (display "> ") @@ -46,9 +59,25 @@ (displayln-hash-ref messages 'choose-y/n) (prompt-user 'file-not-found)]))) +(define (add-to-list args) + ;; (let ([item (vector-ref args 1)]) + (displayln-hash-ref messages 'item-added)) + +(define (check-args args) + (vector-length (args))) + (define (todo-list-exist?) (if (file-exists? (expand-user-path (string-append program-path program-name))) (displayln-hash-ref messages 'file-exists) (prompt-user 'file-not-found))) +;; todo get command-line args +#|(define (todo-list-exist?) + (if (file-exists? (expand-user-path (string-append program-path program-name))) + (begin + (displayln-hash-ref messages 'file-exists) + (add-to-list (current-command-line-arguments))) + (prompt-user 'file-not-found))) +|# + (todo-list-exist?)