first commit

main.rs

@@ -0,0 +1,38 @@
+use inquire::{Text, validator::{Validation}};
+use inquire::{error::InquireError, Select};
+use regex::Regex;
+
+fn main() {
+    let re = Regex::new(r"CHG[0-9]{6}$").unwrap();
+    let options: Vec<&str> = vec!["File change", "Package Update", "Package Removal",
+                                  "File Removal", "Misc. Command"];
+
+    let change_validator = move |input: &str| if input.chars().count() == 0 {
+        Ok(Validation::Invalid("Change request cannot be empty".into()))
+    } else if re.is_match(input) {
+        Ok(Validation::Valid)
+    } else {
+        Ok(Validation::Invalid("Invalid change request (e.g: CHGXXXXXX)".into()))
+    };
+
+    let validator = |input: &str| if input.chars().count() > 140 {
+        Ok(Validation::Invalid("You're only allowed 140 characters.".into()))
+    } else if input.chars().count() == 0 {
+        Ok(Validation::Invalid("".into()))
+    } else {
+        Ok(Validation::Valid)
+    };
+
+    let _ = Text::new("system prompt $ ")
+        .with_validator(validator)
+        .prompt();
+
+    let _ = Text::new("(e.g. CHGXXXXXX) Enter change request: ").with_validator(change_validator).prompt();
+
+    let ans: Result<&str, InquireError> = Select::new("Change Type?", options).prompt();
+
+    match ans {
+        Ok(_) => println!("running command..."),
+        Err(_) => println!("not running command..."),
+    }
+}