added dates, clippy fixes, sync date improvement

src/reader/sync.rs

@@ -12,11 +12,34 @@ use crate::{
     },
 };
 use actix_web::{web, HttpRequest, HttpResponse, Responder};
-use chrono::{Local, NaiveDateTime};
+use chrono::{DateTime, Local, NaiveDateTime};
+use dateparser::parse;
 use diesel::prelude::*;
 use rss::Item;
 use scraper::{Html, Selector};
 
+fn get_date(date_str: &str) -> Result<NaiveDateTime, chrono::ParseError> {
+    // let format_string = "%a, %d %b %Y %H:%M:%S %z";
+    let format_string = "%Y-%m-%dT%H:%M:%S%Z";
+
+    let result = parse(date_str).unwrap();
+    log::info!("Date: {:?}", result);
+
+    match NaiveDateTime::parse_from_str(&result.to_string(), format_string) {
+        Ok(r) => Ok(r),
+        Err(_) => {
+            let datetime = DateTime::parse_from_rfc2822(date_str);
+            match datetime {
+                Ok(r) => NaiveDateTime::parse_from_str(&r.to_rfc3339(), format_string),
+                Err(_) => match DateTime::parse_from_rfc2822(date_str) {
+                    Ok(r) => NaiveDateTime::parse_from_str(&r.to_rfc3339(), format_string),
+                    Err(e) => Err(e),
+                },
+            }
+        }
+    }
+}
+
 fn create_feed_item(item: Item, feed: &Feed, connection: &mut PgConnection) {
     let item_title = item.title.clone().unwrap();
     log::info!("Create feed item: {}", item_title);
@@ -56,8 +79,7 @@ fn create_feed_item(item: Item, feed: &Feed, connection: &mut PgConnection) {
         log::info!("{:?}", item.pub_date());
         let mut time: NaiveDateTime = Local::now().naive_local();
         if item.pub_date().is_some() {
-            let format_string = "%a, %d %b %Y %H:%M:%S %z";
-            time = match NaiveDateTime::parse_from_str(item.pub_date().unwrap(), format_string) {
+            time = match get_date(item.pub_date().unwrap()) {
                 Ok(date) => date,
                 Err(err) => {
                     log::error!("could not unwrap pub date: {}", err);
@@ -78,7 +100,7 @@ fn create_feed_item(item: Item, feed: &Feed, connection: &mut PgConnection) {
 
         log::info!("Insert Result: {:?}", insert_result);
     } else {
-        log::info!("Item {} already exists.", feed.title);
+        log::info!("Item {} already exists.", item_title);
     }
 }