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use macro to define field setters

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🪞👃🪞 2025-03-28 16:02:03 +02:00
parent 50dea84174
commit 5a5b312955
1 changed files with 35 additions and 64 deletions
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99
src/model/metadata.rs
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@ -159,72 +159,43 @@ impl Metadata {
_ => None _ => None
} }
} }
pub fn set_artist (&mut self, value: &impl AsRef<str>) -> Option<TagItem> { }
match self {
Metadata::Music { artist, .. } => { macro_rules! metadata_set_string {
if artist.as_deref() != Some(value.as_ref()) { ($name:ident, $field:ident, $key:expr) => {
*artist = Some(value.as_ref().into()); impl Metadata {
Some(TagItem::new( pub fn $name (&mut self, value: &impl AsRef<str>) -> Option<TagItem> {
ItemKey::TrackArtist, if let Metadata::Music { $field, .. } = self
ItemValue::Text(value.as_ref().into()) && Some(value.as_ref()) != $field.as_deref()
)); {
*$field = Some(value.as_ref().into());
return Some(TagItem::new($key, ItemValue::Text(value.as_ref().into())))
} }
//todo!("emit task");
None None
}, }
_ => None
}
}
pub fn set_year (&mut self, value: &impl AsRef<str> ) -> Option<TagItem> {
match self {
Metadata::Music { year, .. } => {
if let Ok(value) = value.as_ref().trim().parse::<u32>() {
*year = Some(value);
}
Some(TagItem::new(
ItemKey::Year,
ItemValue::Text(value.as_ref().into())
))
},
_ => None
}
}
pub fn set_album (&mut self, value: &impl AsRef<str>) -> Option<TagItem> {
match self {
Metadata::Music { album, .. } => {
*album = Some(value.as_ref().into());
Some(TagItem::new(
ItemKey::AlbumTitle,
ItemValue::Text(value.as_ref().into())
))
},
_ => None
}
}
pub fn set_title (&mut self, value: &impl AsRef<str>) -> Option<TagItem> {
match self {
Metadata::Music { title, .. } => {
*title = Some(value.as_ref().into());
Some(TagItem::new(
ItemKey::TrackTitle,
ItemValue::Text(value.as_ref().into())
))
},
_ => None
}
}
pub fn set_track (&mut self, value: &impl AsRef<str>) -> Option<TagItem> {
match self {
Metadata::Music { track, .. } => {
if let Ok(value) = value.as_ref().trim().parse::<u32>() {
*track = Some(value);
}
Some(TagItem::new(
ItemKey::TrackNumber,
ItemValue::Text(value.as_ref().into())
))
},
_ => None
} }
} }
} }
macro_rules! metadata_set_number {
($name:ident, $field:ident, $key:expr) => {
impl Metadata {
pub fn $name (&mut self, value: &impl AsRef<str>) -> Option<TagItem> {
if let Metadata::Music { $field, .. } = self
&& let Ok(value) = value.as_ref().trim().parse::<u32>()
&& Some(value) != *$field
{
*$field = Some(value);
return Some(TagItem::new($key, ItemValue::Text(format!("{value}"))))
}
None
}
}
}
}
metadata_set_string!(set_artist, artist, ItemKey::TrackArtist);
metadata_set_number!(set_year, track, ItemKey::Year);
metadata_set_string!(set_album, album, ItemKey::AlbumTitle);
metadata_set_number!(set_track, track, ItemKey::TrackNumber);
metadata_set_string!(set_title, title, ItemKey::TrackTitle);