create Path mod implementation

src/main.rs

@@ -1,5 +1,6 @@
 mod argument;
 mod output;
+mod path;
 
 use output::Output;
 use std::error::Error;
@@ -21,6 +22,7 @@ fn main() -> Result<(), Box<dyn Error>> {
 }
 
 fn crawl(source: &str, target: &str, output: &Output) -> Result<(), Box<dyn Error>> {
+    use path::Path;
     use reqwest::blocking::get;
     use rss::Channel;
     use std::{
@@ -43,8 +45,8 @@ fn crawl(source: &str, target: &str, output: &Output) -> Result<(), Box<dyn Erro
 
         let path = match item.pub_date() {
             Some(pub_data) => {
-                let path = path(target, pub_data, true)?;
+                let path = Path::build(target, pub_data, true)?;
-                if metadata(&path).is_ok() {
+                if metadata(&path.absolute).is_ok() {
                     exist += 1;
                     continue; // skip existing records
                 }
@@ -78,7 +80,7 @@ fn crawl(source: &str, target: &str, output: &Output) -> Result<(), Box<dyn Erro
         }
 
         // record item to static file
-        File::create(&path)?.write_all(data.join("\n\n").as_bytes())?;
+        File::create(&path.absolute)?.write_all(data.join("\n\n").as_bytes())?;
     }
 
     output.debug(&format!(
@@ -88,30 +90,3 @@ fn crawl(source: &str, target: &str, output: &Output) -> Result<(), Box<dyn Erro
 
     Ok(())
 }
-
-fn path(base: &str, pub_date: &str, mkdir: bool) -> Result<String, Box<dyn Error>> {
-    use chrono::{DateTime, Datelike, Timelike};
-    use std::{fs::create_dir_all, path::MAIN_SEPARATOR};
-
-    let date_time = DateTime::parse_from_rfc2822(pub_date)?;
-
-    let dir = format!(
-        "{base}{MAIN_SEPARATOR}{:02}{MAIN_SEPARATOR}{:02}{MAIN_SEPARATOR}{:02}",
-        date_time.year(),
-        date_time.month(),
-        date_time.day()
-    );
-
-    let file = format!(
-        "{:02}-{:02}-{:02}.gmi",
-        date_time.hour(),
-        date_time.minute(),
-        date_time.second()
-    );
-
-    if mkdir {
-        create_dir_all(&dir)?;
-    }
-
-    Ok(format!("{dir}{MAIN_SEPARATOR}{file}"))
-}

src/path.rs

@@ -0,0 +1,40 @@
+use std::error::Error;
+
+pub struct Path {
+    pub absolute: String,
+    pub directory: String,
+    pub file: String,
+}
+
+impl Path {
+    pub fn build(base: &str, pub_date: &str, mkdir: bool) -> Result<Path, Box<dyn Error>> {
+        use chrono::{DateTime, Datelike, Timelike};
+        use std::{fs::create_dir_all, path::MAIN_SEPARATOR};
+
+        let date_time = DateTime::parse_from_rfc2822(pub_date)?;
+
+        let directory = format!(
+            "{base}{MAIN_SEPARATOR}{:02}{MAIN_SEPARATOR}{:02}{MAIN_SEPARATOR}{:02}",
+            date_time.year(),
+            date_time.month(),
+            date_time.day()
+        );
+
+        let file = format!(
+            "{:02}-{:02}-{:02}.gmi",
+            date_time.hour(),
+            date_time.minute(),
+            date_time.second()
+        );
+
+        if mkdir {
+            create_dir_all(&directory)?;
+        }
+
+        Ok(Path {
+            absolute: format!("{directory}{MAIN_SEPARATOR}{file}"),
+            directory,
+            file,
+        })
+    }
+}