From 0e8a887e09b4065e6ed7f1c5ab547e3b17a96742 Mon Sep 17 00:00:00 2001
From: Harald Eilertsen <haraldei@anduin.net>
Date: Tue, 18 Dec 2018 11:31:06 +0100
Subject: Move printing of event to a function.

This also removes the need for the local Event struct.
---
 src/main.rs | 43 +++++++++++++++++++++----------------------
 1 file changed, 21 insertions(+), 22 deletions(-)

diff --git a/src/main.rs b/src/main.rs
index a4728a1..43cdc5b 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -19,13 +19,6 @@ use chrono::{DateTime, TimeZone, Utc};
 use std::fs::File;
 use std::io::BufReader;
 
-#[derive(Default)]
-struct Event {
-    start: Option<DateTime<Utc>>,
-    end: Option<DateTime<Utc>>,
-    summary: String,
-}
-
 fn parse_datetime(datetime: Option<String>) -> Option<DateTime<Utc>> {
     if let Some(mut dt) = datetime {
         if dt.is_empty() {
@@ -42,6 +35,26 @@ fn parse_datetime(datetime: Option<String>) -> Option<DateTime<Utc>> {
     }
 }
 
+fn print_event(event: &ical::parser::ical::component::IcalEvent) {
+    let mut start: Option<DateTime<Utc>> = None;
+    let mut end: Option<DateTime<Utc>> = None;
+    let mut summary = String::new();
+
+    for ref p in &event.properties {
+        match p.name.as_ref() {
+            "DTSTART" => start = parse_datetime(p.value.clone()),
+            "DTEND"   => end = parse_datetime(p.value.clone()),
+            "SUMMARY" => summary = p.value.clone().unwrap_or("".to_string()),
+            _ => (),
+        }
+    }
+
+    println!("---> {} - {}: {}",
+        start.unwrap_or(Utc::now()),
+        end.unwrap_or(Utc::now()),
+        summary);
+}
+
 fn main() {
     let buf = BufReader::new(File::open("test.ics").unwrap());
     let calendars: Vec<_> = ical::IcalParser::new(buf)
@@ -51,21 +64,7 @@ fn main() {
 
     for c in calendars {
         for e in c.events {
-            let mut ev = Event::default();
-
-            for p in e.properties {
-                match p.name.as_ref() {
-                    "DTSTART" => ev.start = parse_datetime(p.value),
-                    "DTEND"   => ev.end = parse_datetime(p.value),
-                    "SUMMARY" => ev.summary = p.value.unwrap_or("".to_string()),
-                    _ => (),
-                }
-            }
-
-            println!("---> {} - {}: {}",
-                ev.start.unwrap_or(Utc::now()),
-                ev.end.unwrap_or(Utc::now()),
-                ev.summary);
+            print_event(&e);
         }
     }
 }
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