swadhin / fetchx public

feat(cache): add terminal capability detection and wallpaper functions

Swadhin Biswas committed 7 months ago
1ea69a9
1 parent c6471f0
commit 1ea69a9
1 file changed
+63 -0
Showing 1 changed file+63-0
src/image_cache.rs
▼src/image_cache.rs
+63-0
@@ -248,3 +248,66 @@ pub fn detect_terminal_capabilities() -> TerminalCapabilities {
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backend: "kitty".to_string(),
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};
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}
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+
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+ // Check for iTerm2
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+ if std::env::var("ITERM_SESSION_ID").is_ok() {
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+ return TerminalCapabilities {
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+ supports_graphics: true,
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+ backend: "iterm2".to_string(),
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+ };
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+ }
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+
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+ // Check for sixel support
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+ if term.contains("xterm-kitty") || colorterm.contains("truecolor") {
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+ if check_sixel_support() {
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+ return TerminalCapabilities {
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+ supports_graphics: true,
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+ backend: "sixel".to_string(),
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+ };
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+ }
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+ }
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+
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+ // Check for w3m (X11)
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+ if std::env::var("DISPLAY").is_ok() {
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+ return TerminalCapabilities {
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+ supports_graphics: true,
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+ backend: "w3m".to_string(),
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+ };
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+ }
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+
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+ // Fallback: no graphics support, use ASCII
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+ TerminalCapabilities {
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+ supports_graphics: false,
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+ backend: "ascii".to_string(),
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+ }
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+}
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+
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+pub struct TerminalCapabilities {
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+ #[allow(dead_code)]
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+ pub supports_graphics: bool,
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+ pub backend: String,
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+}
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+
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+/// Check if terminal supports sixel (heuristic)
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+fn check_sixel_support() -> bool {
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+ std::env::var("TERM")
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+ .map(|t| t.contains("256color") || t.contains("truecolor"))
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+ .unwrap_or(false)
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+}
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+
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+#[cfg(test)]
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+mod tests {
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+ use super::*;
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+
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+ #[test]
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+ fn test_cache_dir_exists() {
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+ let dir = cache_dir();
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+ assert!(dir.to_string_lossy().contains("cache"));
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+ }
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+
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+ #[test]
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+ fn test_should_download_returns_bool() {
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+ let result = should_download();
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+ assert!(result || !result); // Just verify it returns a bool
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+ }
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+}
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