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use chrono::NaiveDate;
use std::collections::HashMap;
use std::str::FromStr;
use crate::model::frequency::Frequency;
pub fn non_empty(
form: &HashMap<String, String>,
field: &str,
) -> Option<String> {
let s = form.get(field)?.trim();
if s.is_empty() {
None
} else {
Some(s.to_string())
}
}
pub fn parse<T: FromStr>(
form: &HashMap<String, String>,
field: &str,
) -> Option<T> {
let s = form.get(field)?;
s.parse::<T>().ok()
}
pub fn date(form: &HashMap<String, String>, field: &str) -> Option<NaiveDate> {
let s = form.get(field)?;
NaiveDate::parse_from_str(s, "%Y-%m-%d").ok()
}
pub fn frequency(
form: &HashMap<String, String>,
field: &str,
) -> Option<Frequency> {
let s = form.get(field)?;
Frequency::from_str(s).ok()
}
pub fn color(form: &HashMap<String, String>, field: &str) -> Option<String> {
let s = form.get(field)?;
if s.len() == 7
&& &s[0..1] == "#"
&& s[1..]
.to_string()
.into_bytes()
.into_iter()
.all(|c| c.is_ascii_hexdigit())
{
Some(s.to_string())
} else {
None
}
}
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