crabmail

commit d0ff2b707fc0dae3663025ee86657abb4fb83688
parent 78a4fb55942f9e0b32dbbeee552ab837744d08ba
Author: alex wennerberg <alex@alexwennerberg.com>
Date:   Sat, 24 Apr 2021 12:30:33 -0700

Expand CLI to parse input/output

Diffstat:
M
src/main.rs
 | 
26
++++++++++++++++++++++++--

1 file changed, 24 insertions(+), 2 deletions(-)
diff --git a/src/main.rs b/src/main.rs
@@ -1,15 +1,37 @@
+use anyhow::Result;
+use mailparse::{parse_mail, MailHeaderMap, ParsedMail};
+use std::path::Path;
+
 const HELP: &str = "\
 Usage: crabmail
 
 FLAGS:
-  -h, --help            Prints this help information and exits.
+  -h, --help           Prints this help information and exits.
+  -d, --dir            Directory to save the HTML files in
+  -m, --mbox           Mbox file, files, or directories to read in
 ";
 
-fn main() {
+fn main() -> Result<()> {
     let mut pargs = pico_args::Arguments::from_env();
 
     if pargs.contains(["-h", "--help"]) {
         print!("{}", HELP);
         std::process::exit(0);
     }
+    // TODO configurable
+    let out_dir = pargs
+        .opt_value_from_os_str(["-o", "--output"], parse_path)?
+        .unwrap_or("site".into());
+    // Create if does not exist
+    let in_mboxes = pargs.values_from_os_str(["-m", "--mbox"], parse_path)?;
+    if in_mboxes.len() == 0 {
+        println!("Please provide one or more input files with the -m flag");
+        std::process::exit(1);
+    }
+    std::fs::create_dir(out_dir).ok();
+    Ok(())
+}
+
+fn parse_path(s: &std::ffi::OsStr) -> Result<std::path::PathBuf, &'static str> {
+    Ok(s.into())
 }