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feat: capture errors into the field

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This commit is contained in:
electria 2026-07-01 09:52:20 -07:00
commit 549c478a8c
Signed by: electria
SSH key fingerprint: SHA256:8LlB3ucPbBHqozqkhsNbaV5oG3SlzzqUj8FZDL6IPQs
1 changed files with 64 additions and 53 deletions
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117
src/main.rs
View file

@ -86,28 +86,7 @@ impl State {
}
Key::Character("o") => {
let Some(path) = FileDialog::new()
.add_filter(
"image",
&[
"png", "PNG", "jpg", "JPG", "jpeg", "JPEG", "avif", "bmp", "exr",
"ff", "gif", "hdr", "ico", "pnm", "qoi", "tga", "tiff", "webp",
],
)
.pick_file()
else {
eprintln!("no path to open provided");
return Task::none();
};
self.image = Some(
ImageReader::open(path)
.unwrap()
.decode()
.unwrap()
.into_rgba8(),
);
self.error = self.open_image();
return self.allocate_image();
}
@ -129,37 +108,7 @@ impl State {
}
Key::Character("s") => {
let Some(image) = self.image.as_ref() else {
eprintln!("no image to save");
return Task::none();
};
let Some(path) = FileDialog::new().save_file() else {
eprintln!("no path to save provided");
return Task::none();
};
let Ok(file) = fs::File::create(&path)
.inspect_err(|e| eprintln!("failed to create file: {e}"))
else {
return Task::none();
};
let maybe_encoder =
match path.extension().map(OsStr::to_string_lossy).as_deref() {
Some("webp") => Some(WebPEncoder::new_lossless(file)),
None | Some(_) => None,
};
let result = if let Some(encoder) = maybe_encoder {
image.write_with_encoder(encoder)
} else {
image.save(path)
};
#[allow(unused_must_use)]
result.inspect_err(|e| eprintln!("failed to save image: {e}"));
self.error = self.save_image();
}
Key::Character("q") => return window::latest().and_then(window::close),
@ -175,6 +124,68 @@ impl State {
Task::none()
}
fn open_image(&mut self) -> Option<String> {
let Some(path) = FileDialog::new()
.add_filter(
"image",
&[
"png", "PNG", "jpg", "JPG", "jpeg", "JPEG", "avif", "bmp", "exr", "ff", "gif",
"hdr", "ico", "pnm", "qoi", "tga", "tiff", "webp",
],
)
.pick_file()
else {
return Some("no path to open provided".into());
};
let reader = match ImageReader::open(path) {
Ok(r) => r,
Err(e) => return Some(format!("failed to create reader: {e}")),
};
let decoded_image = match reader.decode() {
Ok(i) => i,
Err(e) => return Some(format!("failed to decode image: {e}")),
};
self.image = Some(decoded_image.into_rgba8());
None
}
fn save_image(&self) -> Option<String> {
let Some(image) = self.image.as_ref() else {
return Some("no image to save".into());
};
let Some(path) = FileDialog::new().save_file() else {
return Some("no path to save provided".into());
};
match fs::File::create(&path) {
Err(e) => return Some(format!("failed to create file: {e}")),
Ok(file) => {
let maybe_encoder = match path.extension().map(OsStr::to_string_lossy).as_deref() {
Some("webp") => Some(WebPEncoder::new_lossless(file)),
None | Some(_) => None,
};
let result = if let Some(encoder) = maybe_encoder {
image.write_with_encoder(encoder)
} else {
image.save(path)
};
if let Err(e) = result {
return Some(format!("failed to save image: {e}"));
}
}
};
None
}
fn allocate_image(&self) -> Task<Message> {
let Some(image) = self.image.as_ref() else {
eprintln!("no image to allocate");