From 99af88a840bef534540a4b273d24a8a17e7fc9b9 Mon Sep 17 00:00:00 2001
From: Joris
Date: Sun, 9 Jan 2022 13:12:45 +0100
Subject: Split app into modules

---
 src/model/event.rs | 42 ++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 40 insertions(+), 2 deletions(-)

(limited to 'src/model/event.rs')

diff --git a/src/model/event.rs b/src/model/event.rs
index 2650c47..a0bdc85 100644
--- a/src/model/event.rs
+++ b/src/model/event.rs
@@ -1,7 +1,8 @@
 use chrono::Timelike;
 use chrono::{NaiveDate, NaiveTime};
 
-// #[derive(Debug, Clone, sqlx::FromRow)]
+pub static DATE_FORMAT: &str = "%d/%m/%Y";
+
 #[derive(Debug, Clone)]
 pub struct Event {
     pub date: NaiveDate,
@@ -34,7 +35,7 @@ fn pprint_time(t: NaiveTime) -> String {
     }
 }
 
-pub fn parse_time(t: &str) -> Option<NaiveTime> {
+fn parse_time(t: &str) -> Option<NaiveTime> {
     match t.split('h').collect::<Vec<&str>>()[..] {
         [hours, minutes] => {
             if minutes.trim().is_empty() {
@@ -46,3 +47,40 @@ pub fn parse_time(t: &str) -> Option<NaiveTime> {
         _ => None,
     }
 }
+
+// Validation
+
+pub fn validate(date: String, name: String, start: String, end: String) -> Option<Event> {
+    let start = validate_time(start)?;
+    let end = validate_time(end)?;
+
+    match (start, end) {
+        (Some(s), Some(e)) if s > e => None?,
+        _ => (),
+    }
+
+    Some(Event {
+        date: NaiveDate::parse_from_str(&date, DATE_FORMAT).ok()?,
+        name: validate_name(name)?,
+        start,
+        end,
+    })
+}
+
+fn validate_time(time: String) -> Option<Option<NaiveTime>> {
+    let time = time.trim();
+    if time.is_empty() {
+        Some(None)
+    } else {
+        parse_time(time).map(|t| Some(t))
+    }
+}
+
+fn validate_name(name: String) -> Option<String> {
+    let name = name.trim();
+    if name.is_empty() {
+        None
+    } else {
+        Some(name.to_string())
+    }
+}
-- 
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