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style: apply cargo fmt formatting to existing codebase

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Run `cargo fmt` across all Rust source files to enforce consistent
formatting (import ordering, line wrapping, match arm braces).

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
Jan Wiebe
2026-02-21 13:33:18 +01:00
parent d325d2317d
commit 807370e194
23 changed files with 902 additions and 731 deletions
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src/application/dtos/display_helpers.rs
+495 -457
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@@ -1,457 +1,495 @@
/// Shared display helpers for DTOs.
///
/// These functions centralise the mime→icon / mime→category / size→human-string
/// logic so that every API response carries pre-computed display fields and the
/// frontend does **not** need to duplicate these mappings.
///
/// The approach is: try MIME first (specific matches beat prefix matches),
/// then fall back to the file extension when the MIME is generic
/// (`application/octet-stream` or empty).
// ─── Private: extract lowercase extension from a filename ────────────
fn ext_of(name: &str) -> Option<&str> {
let name = name.rsplit('/').next().unwrap_or(name); // strip path
let after_dot = name.rsplit('.').next()?;
// Reject the whole name (no dot) or empty after dot
if after_dot.len() == name.len() || after_dot.is_empty() {
return None;
}
Some(after_dot)
}
// ─── Icon class (FontAwesome) ────────────────────────────────────────
/// Returns the FontAwesome icon class for a file, considering both MIME
/// and filename extension as fallback.
///
/// Use this instead of the old `mime_to_icon_class` whenever the filename
/// is available.
pub fn icon_class_for(name: &str, mime: &str) -> &'static str {
// 1. Try specific MIME matches first
match mime {
"application/pdf" => return "fas fa-file-pdf",
// MS Office & OpenDocument – Word
"application/msword"
| "application/vnd.openxmlformats-officedocument.wordprocessingml.document"
| "application/vnd.oasis.opendocument.text" => return "fas fa-file-word",
// Excel
"application/vnd.ms-excel"
| "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"
| "application/vnd.oasis.opendocument.spreadsheet"
| "text/csv" => return "fas fa-file-excel",
// PowerPoint
"application/vnd.ms-powerpoint"
| "application/vnd.openxmlformats-officedocument.presentationml.presentation"
| "application/vnd.oasis.opendocument.presentation" => return "fas fa-file-powerpoint",
// Archives
"application/zip"
| "application/x-rar-compressed"
| "application/vnd.rar"
| "application/x-7z-compressed"
| "application/gzip"
| "application/x-gzip"
| "application/x-tar"
| "application/x-bzip2"
| "application/x-xz"
| "application/x-compress" => return "fas fa-file-archive",
// JSON / JavaScript / code transported as application/*
"application/json"
| "application/ld+json"
| "application/javascript"
| "application/typescript"
| "application/x-httpd-php"
| "application/xml"
| "application/xhtml+xml"
| "application/sql"
| "application/x-yaml"
| "application/toml"
| "application/x-sh"
| "application/x-shellscript"
| "application/x-csh" => return "fas fa-file-code",
// Installers / disk images
"application/x-apple-diskimage"
| "application/x-ms-dos-executable"
| "application/x-msdownload"
| "application/x-msi"
| "application/vnd.debian.binary-package"
| "application/x-rpm"
| "application/vnd.appimage" => return "fas fa-hdd",
_ => {}
}
// 2. MIME prefix matches
if mime.starts_with("image/") {
return "fas fa-file-image";
} else if mime.starts_with("video/") {
return "fas fa-file-video";
} else if mime.starts_with("audio/") {
return "fas fa-file-audio";
} else if mime.starts_with("text/x-script")
|| mime.starts_with("text/x-python")
|| mime.starts_with("text/x-java")
|| mime.starts_with("text/x-c")
|| mime.starts_with("text/x-rust")
|| mime.starts_with("text/x-go")
|| mime.starts_with("text/x-ruby")
|| mime.starts_with("text/x-shellscript")
|| mime.starts_with("text/x-php")
|| mime.contains("javascript")
|| mime.contains("typescript")
{
return "fas fa-file-code";
} else if mime.starts_with("text/markdown") {
return "fas fa-file-alt";
} else if mime.starts_with("text/") {
return "fas fa-file-alt";
}
// 3. Extension-based fallback (for application/octet-stream, empty, etc.)
if let Some(ext) = ext_of(name) {
return match ext.to_ascii_lowercase().as_str() {
"pdf" => "fas fa-file-pdf",
"doc" | "docx" | "odt" | "rtf" => "fas fa-file-word",
"xls" | "xlsx" | "ods" | "csv" => "fas fa-file-excel",
"ppt" | "pptx" | "odp" | "key" => "fas fa-file-powerpoint",
"jpg" | "jpeg" | "png" | "gif" | "bmp" | "svg" | "webp" | "ico" | "tiff" | "tif" | "heic" | "heif" | "avif" => "fas fa-file-image",
"mp4" | "avi" | "mkv" | "mov" | "wmv" | "flv" | "webm" | "m4v" => "fas fa-file-video",
"mp3" | "wav" | "ogg" | "flac" | "aac" | "wma" | "m4a" | "opus" => "fas fa-file-audio",
"zip" | "rar" | "7z" | "tar" | "gz" | "bz2" | "xz" | "zst" | "lz4" => "fas fa-file-archive",
"exe" | "msi" | "dmg" | "deb" | "rpm" | "appimage" | "pkg" | "snap" | "flatpak" => "fas fa-hdd",
"js" | "jsx" | "mjs" | "cjs" | "ts" | "tsx"
| "py" | "pyw" | "rs" | "go" | "java" | "kt" | "kts" | "scala"
| "c" | "h" | "cpp" | "hpp" | "cc" | "cxx" | "cs"
| "rb" | "php" | "swift" | "r" | "lua" | "pl" | "pm"
| "html" | "htm" | "css" | "scss" | "sass" | "less"
| "json" | "xml" | "yaml" | "yml" | "toml" | "ini" | "cfg" | "conf"
| "sql" | "graphql" | "proto" | "vue" | "svelte" => "fas fa-file-code",
"sh" | "bash" | "zsh" | "fish" | "ps1" | "bat" | "cmd" => "fas fa-terminal",
"md" | "markdown" | "rst" | "txt" => "fas fa-file-alt",
_ => "fas fa-file",
};
}
"fas fa-file"
}
// ─── Icon special class (CSS styling) ────────────────────────────────
/// Returns the CSS class for styling the icon container, considering both
/// MIME and filename extension.
///
/// The returned class maps to CSS rules in `style.css` that set colours,
/// backgrounds and decorative pseudo-elements per file type.
pub fn icon_special_class_for(name: &str, mime: &str) -> &'static str {
// 1. Specific MIME matches
match mime {
"application/pdf" => return "pdf-icon",
"application/msword"
| "application/vnd.openxmlformats-officedocument.wordprocessingml.document"
| "application/vnd.oasis.opendocument.text" => return "doc-icon",
"application/vnd.ms-excel"
| "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"
| "application/vnd.oasis.opendocument.spreadsheet"
| "text/csv" => return "spreadsheet-icon",
"application/vnd.ms-powerpoint"
| "application/vnd.openxmlformats-officedocument.presentationml.presentation"
| "application/vnd.oasis.opendocument.presentation" => return "presentation-icon",
"application/zip"
| "application/x-rar-compressed"
| "application/vnd.rar"
| "application/x-7z-compressed"
| "application/gzip"
| "application/x-gzip"
| "application/x-tar"
| "application/x-bzip2"
| "application/x-xz"
| "application/x-compress" => return "archive-icon",
"application/json" | "application/ld+json" => return "code-icon json-icon",
"application/javascript" => return "code-icon js-icon",
"application/typescript" => return "code-icon ts-icon",
"application/xml" | "application/xhtml+xml" => return "code-icon html-icon",
"application/sql" => return "code-icon sql-icon",
"application/x-yaml" | "application/toml" => return "code-icon config-icon",
"application/x-httpd-php" => return "code-icon php-icon",
"application/x-sh" | "application/x-shellscript" | "application/x-csh" => {
return "script-icon"
}
"application/x-apple-diskimage"
| "application/x-ms-dos-executable"
| "application/x-msdownload"
| "application/x-msi"
| "application/vnd.debian.binary-package"
| "application/x-rpm"
| "application/vnd.appimage" => return "installer-icon",
_ => {}
}
// 2. MIME prefix matches
if mime.starts_with("image/") {
return "image-icon";
} else if mime.starts_with("video/") {
return "video-icon";
} else if mime.starts_with("audio/") {
return "audio-icon";
} else if mime.starts_with("text/x-python") {
return "code-icon py-icon";
} else if mime.starts_with("text/x-rust") {
return "code-icon rust-icon";
} else if mime.starts_with("text/x-java") || mime.starts_with("text/x-c") {
return "code-icon";
} else if mime.starts_with("text/x-go") {
return "code-icon go-icon";
} else if mime.starts_with("text/x-ruby") {
return "code-icon ruby-icon";
} else if mime.starts_with("text/x-shellscript") {
return "script-icon";
} else if mime.starts_with("text/x-script") || mime.starts_with("text/x-php") {
return "code-icon";
} else if mime.starts_with("text/markdown") {
return "code-icon md-icon";
} else if mime.starts_with("text/html") {
return "code-icon html-icon";
} else if mime.starts_with("text/css") {
return "code-icon css-icon";
} else if mime.contains("javascript") {
return "code-icon js-icon";
} else if mime.contains("typescript") {
return "code-icon ts-icon";
} else if mime.starts_with("text/") {
return "doc-icon";
}
// 3. Extension-based fallback
if let Some(ext) = ext_of(name) {
return match ext.to_ascii_lowercase().as_str() {
"pdf" => "pdf-icon",
"doc" | "docx" | "odt" | "rtf" => "doc-icon",
"xls" | "xlsx" | "ods" | "csv" => "spreadsheet-icon",
"ppt" | "pptx" | "odp" | "key" => "presentation-icon",
"jpg" | "jpeg" | "png" | "gif" | "bmp" | "svg" | "webp" | "ico" | "tiff" | "tif" | "heic" | "heif" | "avif" => "image-icon",
"mp4" | "avi" | "mkv" | "mov" | "wmv" | "flv" | "webm" | "m4v" => "video-icon",
"mp3" | "wav" | "ogg" | "flac" | "aac" | "wma" | "m4a" | "opus" => "audio-icon",
"zip" | "rar" | "7z" | "tar" | "gz" | "bz2" | "xz" | "zst" | "lz4" => "archive-icon",
"exe" | "msi" | "dmg" | "deb" | "rpm" | "appimage" | "pkg" | "snap" | "flatpak" => "installer-icon",
"py" | "pyw" => "code-icon py-icon",
"rs" => "code-icon rust-icon",
"go" => "code-icon go-icon",
"java" | "kt" | "kts" | "scala" => "code-icon java-icon",
"js" | "jsx" | "mjs" | "cjs" => "code-icon js-icon",
"ts" | "tsx" => "code-icon ts-icon",
"c" | "h" | "cpp" | "hpp" | "cc" | "cxx" => "code-icon c-icon",
"cs" => "code-icon cs-icon",
"rb" => "code-icon ruby-icon",
"php" => "code-icon php-icon",
"swift" => "code-icon swift-icon",
"r" | "lua" | "pl" | "pm" => "code-icon",
"html" | "htm" => "code-icon html-icon",
"css" | "scss" | "sass" | "less" => "code-icon css-icon",
"json" => "code-icon json-icon",
"xml" => "code-icon html-icon",
"yaml" | "yml" | "toml" | "ini" | "cfg" | "conf" => "code-icon config-icon",
"sql" | "graphql" | "proto" => "code-icon sql-icon",
"vue" | "svelte" => "code-icon js-icon",
"sh" | "bash" | "zsh" | "fish" | "ps1" | "bat" | "cmd" => "script-icon",
"md" | "markdown" | "rst" => "code-icon md-icon",
"txt" => "doc-icon",
_ => "",
};
}
""
}
// ─── Category label ──────────────────────────────────────────────────
/// Returns a human-readable category label, considering MIME + extension.
pub fn category_for(name: &str, mime: &str) -> &'static str {
// 1. Specific MIME matches
match mime {
"application/pdf" => return "PDF",
"application/msword"
| "application/vnd.openxmlformats-officedocument.wordprocessingml.document"
| "application/vnd.oasis.opendocument.text" => return "Document",
"application/vnd.ms-excel"
| "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"
| "application/vnd.oasis.opendocument.spreadsheet"
| "text/csv" => return "Spreadsheet",
"application/vnd.ms-powerpoint"
| "application/vnd.openxmlformats-officedocument.presentationml.presentation"
| "application/vnd.oasis.opendocument.presentation" => return "Presentation",
"application/zip"
| "application/x-rar-compressed"
| "application/vnd.rar"
| "application/x-7z-compressed"
| "application/gzip"
| "application/x-tar" => return "Archive",
"application/json"
| "application/javascript"
| "application/typescript"
| "application/xml"
| "application/sql"
| "application/x-sh"
| "application/x-shellscript" => return "Code",
"application/x-apple-diskimage"
| "application/x-ms-dos-executable"
| "application/x-msdownload"
| "application/x-msi" => return "Installer",
_ => {}
}
// 2. MIME prefix
if mime.starts_with("image/") {
return "Image";
} else if mime.starts_with("video/") {
return "Video";
} else if mime.starts_with("audio/") {
return "Audio";
} else if mime.starts_with("text/x-") || mime.contains("script") || mime.contains("javascript") {
return "Code";
} else if mime.starts_with("text/markdown") {
return "Markdown";
} else if mime.starts_with("text/html") || mime.starts_with("text/css") {
return "Code";
} else if mime.starts_with("text/") {
return "Text";
}
// 3. Extension fallback
if let Some(ext) = ext_of(name) {
return match ext.to_ascii_lowercase().as_str() {
"pdf" => "PDF",
"doc" | "docx" | "odt" | "rtf" | "txt" => "Document",
"xls" | "xlsx" | "ods" | "csv" => "Spreadsheet",
"ppt" | "pptx" | "odp" | "key" => "Presentation",
"jpg" | "jpeg" | "png" | "gif" | "bmp" | "svg" | "webp" | "ico" | "tiff" | "heic" | "avif" => "Image",
"mp4" | "avi" | "mkv" | "mov" | "wmv" | "flv" | "webm" | "m4v" => "Video",
"mp3" | "wav" | "ogg" | "flac" | "aac" | "wma" | "m4a" | "opus" => "Audio",
"zip" | "rar" | "7z" | "tar" | "gz" | "bz2" | "xz" => "Archive",
"exe" | "msi" | "dmg" | "deb" | "rpm" | "appimage" => "Installer",
"js" | "jsx" | "ts" | "tsx" | "py" | "rs" | "go" | "java" | "c" | "cpp" | "cs"
| "rb" | "php" | "swift" | "kt" | "scala" | "r" | "lua" | "pl"
| "html" | "htm" | "css" | "scss" | "json" | "xml" | "yaml" | "yml"
| "toml" | "sql" | "sh" | "bash" | "bat" | "ps1" | "vue" | "svelte" => "Code",
"md" | "markdown" | "rst" => "Markdown",
_ => "Document",
};
}
"Document"
}
/// Formats a byte count into a human-readable string (1024-based).
///
/// Matches the JavaScript `formatFileSize()` output exactly so the frontend
/// does not need its own per-file formatting.
///
/// Examples: `"0 Bytes"`, `"1.5 KB"`, `"3.27 MB"`.
pub fn format_file_size(bytes: u64) -> String {
if bytes == 0 {
return "0 Bytes".to_string();
}
const K: f64 = 1024.0;
const SIZES: [&str; 5] = ["Bytes", "KB", "MB", "GB", "TB"];
let i = ((bytes as f64).ln() / K.ln()).floor() as usize;
let i = i.min(SIZES.len() - 1);
let value = bytes as f64 / K.powi(i as i32);
// Two decimal places, then strip trailing zeros (matches JS parseFloat behaviour)
let formatted = format!("{:.2}", value);
let formatted = formatted
.trim_end_matches('0')
.trim_end_matches('.');
format!("{} {}", formatted, SIZES[i])
}
/// Formats a byte count for quota display. When bytes is 0, returns "∞" (unlimited).
///
/// Matches the JavaScript `formatQuotaSize()` output.
pub fn format_quota_size(bytes: u64) -> String {
if bytes == 0 {
return "∞".to_string();
}
format_file_size(bytes)
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_format_file_size() {
assert_eq!(format_file_size(0), "0 Bytes");
assert_eq!(format_file_size(500), "500 Bytes");
assert_eq!(format_file_size(1024), "1 KB");
assert_eq!(format_file_size(1536), "1.5 KB");
assert_eq!(format_file_size(1_048_576), "1 MB");
assert_eq!(format_file_size(3_423_744), "3.27 MB");
assert_eq!(format_file_size(1_073_741_824), "1 GB");
}
#[test]
fn test_format_quota_size() {
// Unlimited quota (0) should show infinity symbol
assert_eq!(format_quota_size(0), "∞");
// Non-zero values should format normally
assert_eq!(format_quota_size(500), "500 Bytes");
assert_eq!(format_quota_size(1_073_741_824), "1 GB");
}
#[test]
fn test_icon_class_for_with_extension_fallback() {
// Specific MIME types
assert_eq!(icon_class_for("doc.pdf", "application/pdf"), "fas fa-file-pdf");
assert_eq!(icon_class_for("file.docx", "application/vnd.openxmlformats-officedocument.wordprocessingml.document"), "fas fa-file-word");
// Extension fallback when MIME is generic
assert_eq!(icon_class_for("script.py", "application/octet-stream"), "fas fa-file-code");
assert_eq!(icon_class_for("app.dmg", "application/octet-stream"), "fas fa-hdd");
assert_eq!(icon_class_for("archive.zip", "application/octet-stream"), "fas fa-file-archive");
assert_eq!(icon_class_for("data.xlsx", "application/octet-stream"), "fas fa-file-excel");
assert_eq!(icon_class_for("run.sh", "application/octet-stream"), "fas fa-terminal");
}
#[test]
fn test_icon_special_class_for() {
// MIME-based
assert_eq!(icon_special_class_for("", "image/png"), "image-icon");
assert_eq!(icon_special_class_for("", "application/pdf"), "pdf-icon");
assert_eq!(icon_special_class_for("", "application/json"), "code-icon json-icon");
// Extension-based fallback
assert_eq!(icon_special_class_for("main.py", "application/octet-stream"), "code-icon py-icon");
assert_eq!(icon_special_class_for("lib.rs", "application/octet-stream"), "code-icon rust-icon");
assert_eq!(icon_special_class_for("style.css", "application/octet-stream"), "code-icon css-icon");
assert_eq!(icon_special_class_for("data.xlsx", "application/octet-stream"), "spreadsheet-icon");
assert_eq!(icon_special_class_for("backup.tar", "application/octet-stream"), "archive-icon");
assert_eq!(icon_special_class_for("setup.dmg", "application/octet-stream"), "installer-icon");
}
#[test]
fn test_category_for() {
// MIME-based
assert_eq!(category_for("", "image/jpeg"), "Image");
assert_eq!(category_for("", "video/webm"), "Video");
assert_eq!(category_for("", "audio/ogg"), "Audio");
assert_eq!(category_for("", "application/pdf"), "PDF");
assert_eq!(category_for("", "application/zip"), "Archive");
// Extension-based fallback
assert_eq!(category_for("main.rs", "application/octet-stream"), "Code");
assert_eq!(category_for("photo.jpg", "application/octet-stream"), "Image");
assert_eq!(category_for("notes.md", "application/octet-stream"), "Markdown");
}
#[test]
fn test_ext_of() {
assert_eq!(ext_of("file.txt"), Some("txt"));
assert_eq!(ext_of("archive.tar.gz"), Some("gz"));
assert_eq!(ext_of("no_extension"), None);
assert_eq!(ext_of(".gitignore"), Some("gitignore")); // dot file treated as having extension
assert_eq!(ext_of("path/to/file.rs"), Some("rs"));
}
}
/// Shared display helpers for DTOs.
///
/// These functions centralise the mime→icon / mime→category / size→human-string
/// logic so that every API response carries pre-computed display fields and the
/// frontend does **not** need to duplicate these mappings.
///
/// The approach is: try MIME first (specific matches beat prefix matches),
/// then fall back to the file extension when the MIME is generic
/// (`application/octet-stream` or empty).
// ─── Private: extract lowercase extension from a filename ────────────
fn ext_of(name: &str) -> Option<&str> {
let name = name.rsplit('/').next().unwrap_or(name); // strip path
let after_dot = name.rsplit('.').next()?;
// Reject the whole name (no dot) or empty after dot
if after_dot.len() == name.len() || after_dot.is_empty() {
return None;
}
Some(after_dot)
}
// ─── Icon class (FontAwesome) ────────────────────────────────────────
/// Returns the FontAwesome icon class for a file, considering both MIME
/// and filename extension as fallback.
///
/// Use this instead of the old `mime_to_icon_class` whenever the filename
/// is available.
pub fn icon_class_for(name: &str, mime: &str) -> &'static str {
// 1. Try specific MIME matches first
match mime {
"application/pdf" => return "fas fa-file-pdf",
// MS Office & OpenDocument – Word
"application/msword"
| "application/vnd.openxmlformats-officedocument.wordprocessingml.document"
| "application/vnd.oasis.opendocument.text" => return "fas fa-file-word",
// Excel
"application/vnd.ms-excel"
| "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"
| "application/vnd.oasis.opendocument.spreadsheet"
| "text/csv" => return "fas fa-file-excel",
// PowerPoint
"application/vnd.ms-powerpoint"
| "application/vnd.openxmlformats-officedocument.presentationml.presentation"
| "application/vnd.oasis.opendocument.presentation" => return "fas fa-file-powerpoint",
// Archives
"application/zip"
| "application/x-rar-compressed"
| "application/vnd.rar"
| "application/x-7z-compressed"
| "application/gzip"
| "application/x-gzip"
| "application/x-tar"
| "application/x-bzip2"
| "application/x-xz"
| "application/x-compress" => return "fas fa-file-archive",
// JSON / JavaScript / code transported as application/*
"application/json"
| "application/ld+json"
| "application/javascript"
| "application/typescript"
| "application/x-httpd-php"
| "application/xml"
| "application/xhtml+xml"
| "application/sql"
| "application/x-yaml"
| "application/toml"
| "application/x-sh"
| "application/x-shellscript"
| "application/x-csh" => return "fas fa-file-code",
// Installers / disk images
"application/x-apple-diskimage"
| "application/x-ms-dos-executable"
| "application/x-msdownload"
| "application/x-msi"
| "application/vnd.debian.binary-package"
| "application/x-rpm"
| "application/vnd.appimage" => return "fas fa-hdd",
_ => {}
}
// 2. MIME prefix matches
if mime.starts_with("image/") {
return "fas fa-file-image";
} else if mime.starts_with("video/") {
return "fas fa-file-video";
} else if mime.starts_with("audio/") {
return "fas fa-file-audio";
} else if mime.starts_with("text/x-script")
|| mime.starts_with("text/x-python")
|| mime.starts_with("text/x-java")
|| mime.starts_with("text/x-c")
|| mime.starts_with("text/x-rust")
|| mime.starts_with("text/x-go")
|| mime.starts_with("text/x-ruby")
|| mime.starts_with("text/x-shellscript")
|| mime.starts_with("text/x-php")
|| mime.contains("javascript")
|| mime.contains("typescript")
{
return "fas fa-file-code";
} else if mime.starts_with("text/markdown") {
return "fas fa-file-alt";
} else if mime.starts_with("text/") {
return "fas fa-file-alt";
}
// 3. Extension-based fallback (for application/octet-stream, empty, etc.)
if let Some(ext) = ext_of(name) {
return match ext.to_ascii_lowercase().as_str() {
"pdf" => "fas fa-file-pdf",
"doc" | "docx" | "odt" | "rtf" => "fas fa-file-word",
"xls" | "xlsx" | "ods" | "csv" => "fas fa-file-excel",
"ppt" | "pptx" | "odp" | "key" => "fas fa-file-powerpoint",
"jpg" | "jpeg" | "png" | "gif" | "bmp" | "svg" | "webp" | "ico" | "tiff" | "tif"
| "heic" | "heif" | "avif" => "fas fa-file-image",
"mp4" | "avi" | "mkv" | "mov" | "wmv" | "flv" | "webm" | "m4v" => "fas fa-file-video",
"mp3" | "wav" | "ogg" | "flac" | "aac" | "wma" | "m4a" | "opus" => "fas fa-file-audio",
"zip" | "rar" | "7z" | "tar" | "gz" | "bz2" | "xz" | "zst" | "lz4" => {
"fas fa-file-archive"
}
"exe" | "msi" | "dmg" | "deb" | "rpm" | "appimage" | "pkg" | "snap" | "flatpak" => {
"fas fa-hdd"
}
"js" | "jsx" | "mjs" | "cjs" | "ts" | "tsx" | "py" | "pyw" | "rs" | "go" | "java"
| "kt" | "kts" | "scala" | "c" | "h" | "cpp" | "hpp" | "cc" | "cxx" | "cs" | "rb"
| "php" | "swift" | "r" | "lua" | "pl" | "pm" | "html" | "htm" | "css" | "scss"
| "sass" | "less" | "json" | "xml" | "yaml" | "yml" | "toml" | "ini" | "cfg"
| "conf" | "sql" | "graphql" | "proto" | "vue" | "svelte" => "fas fa-file-code",
"sh" | "bash" | "zsh" | "fish" | "ps1" | "bat" | "cmd" => "fas fa-terminal",
"md" | "markdown" | "rst" | "txt" => "fas fa-file-alt",
_ => "fas fa-file",
};
}
"fas fa-file"
}
// ─── Icon special class (CSS styling) ────────────────────────────────
/// Returns the CSS class for styling the icon container, considering both
/// MIME and filename extension.
///
/// The returned class maps to CSS rules in `style.css` that set colours,
/// backgrounds and decorative pseudo-elements per file type.
pub fn icon_special_class_for(name: &str, mime: &str) -> &'static str {
// 1. Specific MIME matches
match mime {
"application/pdf" => return "pdf-icon",
"application/msword"
| "application/vnd.openxmlformats-officedocument.wordprocessingml.document"
| "application/vnd.oasis.opendocument.text" => return "doc-icon",
"application/vnd.ms-excel"
| "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"
| "application/vnd.oasis.opendocument.spreadsheet"
| "text/csv" => return "spreadsheet-icon",
"application/vnd.ms-powerpoint"
| "application/vnd.openxmlformats-officedocument.presentationml.presentation"
| "application/vnd.oasis.opendocument.presentation" => return "presentation-icon",
"application/zip"
| "application/x-rar-compressed"
| "application/vnd.rar"
| "application/x-7z-compressed"
| "application/gzip"
| "application/x-gzip"
| "application/x-tar"
| "application/x-bzip2"
| "application/x-xz"
| "application/x-compress" => return "archive-icon",
"application/json" | "application/ld+json" => return "code-icon json-icon",
"application/javascript" => return "code-icon js-icon",
"application/typescript" => return "code-icon ts-icon",
"application/xml" | "application/xhtml+xml" => return "code-icon html-icon",
"application/sql" => return "code-icon sql-icon",
"application/x-yaml" | "application/toml" => return "code-icon config-icon",
"application/x-httpd-php" => return "code-icon php-icon",
"application/x-sh" | "application/x-shellscript" | "application/x-csh" => {
return "script-icon";
}
"application/x-apple-diskimage"
| "application/x-ms-dos-executable"
| "application/x-msdownload"
| "application/x-msi"
| "application/vnd.debian.binary-package"
| "application/x-rpm"
| "application/vnd.appimage" => return "installer-icon",
_ => {}
}
// 2. MIME prefix matches
if mime.starts_with("image/") {
return "image-icon";
} else if mime.starts_with("video/") {
return "video-icon";
} else if mime.starts_with("audio/") {
return "audio-icon";
} else if mime.starts_with("text/x-python") {
return "code-icon py-icon";
} else if mime.starts_with("text/x-rust") {
return "code-icon rust-icon";
} else if mime.starts_with("text/x-java") || mime.starts_with("text/x-c") {
return "code-icon";
} else if mime.starts_with("text/x-go") {
return "code-icon go-icon";
} else if mime.starts_with("text/x-ruby") {
return "code-icon ruby-icon";
} else if mime.starts_with("text/x-shellscript") {
return "script-icon";
} else if mime.starts_with("text/x-script") || mime.starts_with("text/x-php") {
return "code-icon";
} else if mime.starts_with("text/markdown") {
return "code-icon md-icon";
} else if mime.starts_with("text/html") {
return "code-icon html-icon";
} else if mime.starts_with("text/css") {
return "code-icon css-icon";
} else if mime.contains("javascript") {
return "code-icon js-icon";
} else if mime.contains("typescript") {
return "code-icon ts-icon";
} else if mime.starts_with("text/") {
return "doc-icon";
}
// 3. Extension-based fallback
if let Some(ext) = ext_of(name) {
return match ext.to_ascii_lowercase().as_str() {
"pdf" => "pdf-icon",
"doc" | "docx" | "odt" | "rtf" => "doc-icon",
"xls" | "xlsx" | "ods" | "csv" => "spreadsheet-icon",
"ppt" | "pptx" | "odp" | "key" => "presentation-icon",
"jpg" | "jpeg" | "png" | "gif" | "bmp" | "svg" | "webp" | "ico" | "tiff" | "tif"
| "heic" | "heif" | "avif" => "image-icon",
"mp4" | "avi" | "mkv" | "mov" | "wmv" | "flv" | "webm" | "m4v" => "video-icon",
"mp3" | "wav" | "ogg" | "flac" | "aac" | "wma" | "m4a" | "opus" => "audio-icon",
"zip" | "rar" | "7z" | "tar" | "gz" | "bz2" | "xz" | "zst" | "lz4" => "archive-icon",
"exe" | "msi" | "dmg" | "deb" | "rpm" | "appimage" | "pkg" | "snap" | "flatpak" => {
"installer-icon"
}
"py" | "pyw" => "code-icon py-icon",
"rs" => "code-icon rust-icon",
"go" => "code-icon go-icon",
"java" | "kt" | "kts" | "scala" => "code-icon java-icon",
"js" | "jsx" | "mjs" | "cjs" => "code-icon js-icon",
"ts" | "tsx" => "code-icon ts-icon",
"c" | "h" | "cpp" | "hpp" | "cc" | "cxx" => "code-icon c-icon",
"cs" => "code-icon cs-icon",
"rb" => "code-icon ruby-icon",
"php" => "code-icon php-icon",
"swift" => "code-icon swift-icon",
"r" | "lua" | "pl" | "pm" => "code-icon",
"html" | "htm" => "code-icon html-icon",
"css" | "scss" | "sass" | "less" => "code-icon css-icon",
"json" => "code-icon json-icon",
"xml" => "code-icon html-icon",
"yaml" | "yml" | "toml" | "ini" | "cfg" | "conf" => "code-icon config-icon",
"sql" | "graphql" | "proto" => "code-icon sql-icon",
"vue" | "svelte" => "code-icon js-icon",
"sh" | "bash" | "zsh" | "fish" | "ps1" | "bat" | "cmd" => "script-icon",
"md" | "markdown" | "rst" => "code-icon md-icon",
"txt" => "doc-icon",
_ => "",
};
}
""
}
// ─── Category label ──────────────────────────────────────────────────
/// Returns a human-readable category label, considering MIME + extension.
pub fn category_for(name: &str, mime: &str) -> &'static str {
// 1. Specific MIME matches
match mime {
"application/pdf" => return "PDF",
"application/msword"
| "application/vnd.openxmlformats-officedocument.wordprocessingml.document"
| "application/vnd.oasis.opendocument.text" => return "Document",
"application/vnd.ms-excel"
| "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet"
| "application/vnd.oasis.opendocument.spreadsheet"
| "text/csv" => return "Spreadsheet",
"application/vnd.ms-powerpoint"
| "application/vnd.openxmlformats-officedocument.presentationml.presentation"
| "application/vnd.oasis.opendocument.presentation" => return "Presentation",
"application/zip"
| "application/x-rar-compressed"
| "application/vnd.rar"
| "application/x-7z-compressed"
| "application/gzip"
| "application/x-tar" => return "Archive",
"application/json"
| "application/javascript"
| "application/typescript"
| "application/xml"
| "application/sql"
| "application/x-sh"
| "application/x-shellscript" => return "Code",
"application/x-apple-diskimage"
| "application/x-ms-dos-executable"
| "application/x-msdownload"
| "application/x-msi" => return "Installer",
_ => {}
}
// 2. MIME prefix
if mime.starts_with("image/") {
return "Image";
} else if mime.starts_with("video/") {
return "Video";
} else if mime.starts_with("audio/") {
return "Audio";
} else if mime.starts_with("text/x-") || mime.contains("script") || mime.contains("javascript")
{
return "Code";
} else if mime.starts_with("text/markdown") {
return "Markdown";
} else if mime.starts_with("text/html") || mime.starts_with("text/css") {
return "Code";
} else if mime.starts_with("text/") {
return "Text";
}
// 3. Extension fallback
if let Some(ext) = ext_of(name) {
return match ext.to_ascii_lowercase().as_str() {
"pdf" => "PDF",
"doc" | "docx" | "odt" | "rtf" | "txt" => "Document",
"xls" | "xlsx" | "ods" | "csv" => "Spreadsheet",
"ppt" | "pptx" | "odp" | "key" => "Presentation",
"jpg" | "jpeg" | "png" | "gif" | "bmp" | "svg" | "webp" | "ico" | "tiff" | "heic"
| "avif" => "Image",
"mp4" | "avi" | "mkv" | "mov" | "wmv" | "flv" | "webm" | "m4v" => "Video",
"mp3" | "wav" | "ogg" | "flac" | "aac" | "wma" | "m4a" | "opus" => "Audio",
"zip" | "rar" | "7z" | "tar" | "gz" | "bz2" | "xz" => "Archive",
"exe" | "msi" | "dmg" | "deb" | "rpm" | "appimage" => "Installer",
"js" | "jsx" | "ts" | "tsx" | "py" | "rs" | "go" | "java" | "c" | "cpp" | "cs"
| "rb" | "php" | "swift" | "kt" | "scala" | "r" | "lua" | "pl" | "html" | "htm"
| "css" | "scss" | "json" | "xml" | "yaml" | "yml" | "toml" | "sql" | "sh" | "bash"
| "bat" | "ps1" | "vue" | "svelte" => "Code",
"md" | "markdown" | "rst" => "Markdown",
_ => "Document",
};
}
"Document"
}
/// Formats a byte count into a human-readable string (1024-based).
///
/// Matches the JavaScript `formatFileSize()` output exactly so the frontend
/// does not need its own per-file formatting.
///
/// Examples: `"0 Bytes"`, `"1.5 KB"`, `"3.27 MB"`.
pub fn format_file_size(bytes: u64) -> String {
if bytes == 0 {
return "0 Bytes".to_string();
}
const K: f64 = 1024.0;
const SIZES: [&str; 5] = ["Bytes", "KB", "MB", "GB", "TB"];
let i = ((bytes as f64).ln() / K.ln()).floor() as usize;
let i = i.min(SIZES.len() - 1);
let value = bytes as f64 / K.powi(i as i32);
// Two decimal places, then strip trailing zeros (matches JS parseFloat behaviour)
let formatted = format!("{:.2}", value);
let formatted = formatted.trim_end_matches('0').trim_end_matches('.');
format!("{} {}", formatted, SIZES[i])
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_format_file_size() {
assert_eq!(format_file_size(0), "0 Bytes");
assert_eq!(format_file_size(500), "500 Bytes");
assert_eq!(format_file_size(1024), "1 KB");
assert_eq!(format_file_size(1536), "1.5 KB");
assert_eq!(format_file_size(1_048_576), "1 MB");
assert_eq!(format_file_size(3_423_744), "3.27 MB");
assert_eq!(format_file_size(1_073_741_824), "1 GB");
}
#[test]
fn test_icon_class_for_with_extension_fallback() {
// Specific MIME types
assert_eq!(
icon_class_for("doc.pdf", "application/pdf"),
"fas fa-file-pdf"
);
assert_eq!(
icon_class_for(
"file.docx",
"application/vnd.openxmlformats-officedocument.wordprocessingml.document"
),
"fas fa-file-word"
);
// Extension fallback when MIME is generic
assert_eq!(
icon_class_for("script.py", "application/octet-stream"),
"fas fa-file-code"
);
assert_eq!(
icon_class_for("app.dmg", "application/octet-stream"),
"fas fa-hdd"
);
assert_eq!(
icon_class_for("archive.zip", "application/octet-stream"),
"fas fa-file-archive"
);
assert_eq!(
icon_class_for("data.xlsx", "application/octet-stream"),
"fas fa-file-excel"
);
assert_eq!(
icon_class_for("run.sh", "application/octet-stream"),
"fas fa-terminal"
);
}
#[test]
fn test_icon_special_class_for() {
// MIME-based
assert_eq!(icon_special_class_for("", "image/png"), "image-icon");
assert_eq!(icon_special_class_for("", "application/pdf"), "pdf-icon");
assert_eq!(
icon_special_class_for("", "application/json"),
"code-icon json-icon"
);
// Extension-based fallback
assert_eq!(
icon_special_class_for("main.py", "application/octet-stream"),
"code-icon py-icon"
);
assert_eq!(
icon_special_class_for("lib.rs", "application/octet-stream"),
"code-icon rust-icon"
);
assert_eq!(
icon_special_class_for("style.css", "application/octet-stream"),
"code-icon css-icon"
);
assert_eq!(
icon_special_class_for("data.xlsx", "application/octet-stream"),
"spreadsheet-icon"
);
assert_eq!(
icon_special_class_for("backup.tar", "application/octet-stream"),
"archive-icon"
);
assert_eq!(
icon_special_class_for("setup.dmg", "application/octet-stream"),
"installer-icon"
);
}
#[test]
fn test_category_for() {
// MIME-based
assert_eq!(category_for("", "image/jpeg"), "Image");
assert_eq!(category_for("", "video/webm"), "Video");
assert_eq!(category_for("", "audio/ogg"), "Audio");
assert_eq!(category_for("", "application/pdf"), "PDF");
assert_eq!(category_for("", "application/zip"), "Archive");
// Extension-based fallback
assert_eq!(category_for("main.rs", "application/octet-stream"), "Code");
assert_eq!(
category_for("photo.jpg", "application/octet-stream"),
"Image"
);
assert_eq!(
category_for("notes.md", "application/octet-stream"),
"Markdown"
);
}
#[test]
fn test_ext_of() {
assert_eq!(ext_of("file.txt"), Some("txt"));
assert_eq!(ext_of("archive.tar.gz"), Some("gz"));
assert_eq!(ext_of("no_extension"), None);
assert_eq!(ext_of(".gitignore"), Some("gitignore")); // dot file treated as having extension
assert_eq!(ext_of("path/to/file.rs"), Some("rs"));
}
}
src/application/dtos/favorites_dto.rs
+7 -4
View File
@@ -1,7 +1,9 @@
use chrono::{DateTime, Utc};
use serde::{Deserialize, Serialize};
use super::display_helpers::{format_file_size, icon_class_for, icon_special_class_for, category_for};
use super::display_helpers::{
category_for, format_file_size, icon_class_for, icon_special_class_for,
};
/// DTO for favorites item, enriched with item metadata via SQL JOIN
/// so the frontend does not need N+1 requests to resolve names/sizes.
@@ -23,7 +25,6 @@ pub struct FavoriteItemDto {
pub created_at: DateTime<Utc>,
// ── Enriched metadata (resolved via JOIN) ──
/// Display name of the file or folder
#[serde(skip_serializing_if = "Option::is_none")]
pub item_name: Option<String>,
@@ -45,7 +46,6 @@ pub struct FavoriteItemDto {
pub modified_at: Option<DateTime<Utc>>,
// ── Pre-computed display fields ──
/// FontAwesome icon CSS class (e.g. "fas fa-file-image", "fas fa-folder")
pub icon_class: String,
@@ -70,7 +70,10 @@ impl FavoriteItemDto {
self.size_formatted = "--".to_string();
} else {
let name = self.item_name.as_deref().unwrap_or("");
let mime = self.item_mime_type.as_deref().unwrap_or("application/octet-stream");
let mime = self
.item_mime_type
.as_deref()
.unwrap_or("application/octet-stream");
self.icon_class = icon_class_for(name, mime).to_string();
self.icon_special_class = icon_special_class_for(name, mime).to_string();
self.category = category_for(name, mime).to_string();
src/application/dtos/file_dto.rs
+3 -2
View File
@@ -1,7 +1,9 @@
use crate::domain::entities::file::File;
use serde::{Deserialize, Serialize};
use super::display_helpers::{format_file_size, icon_class_for, icon_special_class_for, category_for};
use super::display_helpers::{
category_for, format_file_size, icon_class_for, icon_special_class_for,
};
/// DTO for file responses
#[derive(Debug, Clone, Serialize, Deserialize)]
@@ -31,7 +33,6 @@ pub struct FileDto {
pub modified_at: u64,
// ── Pre-computed display fields ──
/// FontAwesome icon CSS class (e.g. "fas fa-file-image")
pub icon_class: String,
src/application/dtos/folder_dto.rs
-1
View File
@@ -54,7 +54,6 @@ pub struct FolderDto {
pub is_root: bool,
// ── Pre-computed display fields ──
/// FontAwesome icon CSS class (always "fas fa-folder")
pub icon_class: String,
src/application/dtos/recent_dto.rs
+7 -4
View File
@@ -1,7 +1,9 @@
use chrono::{DateTime, Utc};
use serde::{Deserialize, Serialize};
use super::display_helpers::{format_file_size, icon_class_for, icon_special_class_for, category_for};
use super::display_helpers::{
category_for, format_file_size, icon_class_for, icon_special_class_for,
};
/// DTO for recent items, enriched with item metadata via SQL JOIN
/// so the frontend does not need N+1 requests to resolve names/sizes.
@@ -23,7 +25,6 @@ pub struct RecentItemDto {
pub accessed_at: DateTime<Utc>,
// ── Enriched metadata (resolved via JOIN) ──
/// Display name of the file or folder
#[serde(skip_serializing_if = "Option::is_none")]
pub item_name: Option<String>,
@@ -41,7 +42,6 @@ pub struct RecentItemDto {
pub parent_id: Option<String>,
// ── Pre-computed display fields ──
/// FontAwesome icon CSS class (e.g. "fas fa-file-image", "fas fa-folder")
pub icon_class: String,
@@ -66,7 +66,10 @@ impl RecentItemDto {
self.size_formatted = "--".to_string();
} else {
let name = self.item_name.as_deref().unwrap_or("");
let mime = self.item_mime_type.as_deref().unwrap_or("application/octet-stream");
let mime = self
.item_mime_type
.as_deref()
.unwrap_or("application/octet-stream");
self.icon_class = icon_class_for(name, mime).to_string();
self.icon_special_class = icon_special_class_for(name, mime).to_string();
self.category = category_for(name, mime).to_string();