feat: CLI progress bar with indicatif

- Progress bar shows scan progress with file count and ETA
- Split scan_images into collect_image_paths + process_image
- Added indicatif crate

Cargo.lock

@@ -221,6 +221,19 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3d7b894f5411737b7867f4827955924d7c254fc9f4d91a6aad6b097804b1018b"
 
+[[package]]
+name = "console"
+version = "0.15.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "054ccb5b10f9f2cbf51eb355ca1d05c2d279ce1804688d0db74b4733a5aeafd8"
+dependencies = [
+ "encode_unicode",
+ "libc",
+ "once_cell",
+ "unicode-width",
+ "windows-sys 0.59.0",
+]
+
 [[package]]
 name = "cpufeatures"
 version = "0.2.17"
@@ -287,6 +300,7 @@ dependencies = [
  "anyhow",
  "base64",
  "image",
+ "indicatif",
  "open",
  "rusqlite",
  "serde",
@@ -312,6 +326,12 @@ version = "1.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "48c757948c5ede0e46177b7add2e67155f70e33c07fea8284df6576da70b3719"
 
+[[package]]
+name = "encode_unicode"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "34aa73646ffb006b8f5147f3dc182bd4bcb190227ce861fc4a4844bf8e3cb2c0"
+
 [[package]]
 name = "equator"
 version = "0.4.2"
@@ -497,6 +517,19 @@ version = "1.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e7c5cedc30da3a610cac6b4ba17597bdf7152cf974e8aab3afb3d54455e371c8"
 
+[[package]]
+name = "indicatif"
+version = "0.17.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "183b3088984b400f4cfac3620d5e076c84da5364016b4f49473de574b2586235"
+dependencies = [
+ "console",
+ "number_prefix",
+ "portable-atomic",
+ "unicode-width",
+ "web-time",
+]
+
 [[package]]
 name = "interpolate_name"
 version = "0.2.4"
@@ -552,6 +585,16 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "js-sys"
+version = "0.3.95"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2964e92d1d9dc3364cae4d718d93f227e3abb088e747d92e0395bfdedf1c12ca"
+dependencies = [
+ "once_cell",
+ "wasm-bindgen",
+]
+
 [[package]]
 name = "lebe"
 version = "0.5.3"
@@ -716,6 +759,12 @@ dependencies = [
  "autocfg",
 ]
 
+[[package]]
+name = "number_prefix"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "830b246a0e5f20af87141b25c173cd1b609bd7779a4617d6ec582abaf90870f3"
+
 [[package]]
 name = "once_cell"
 version = "1.21.4"
@@ -770,6 +819,12 @@ dependencies = [
  "miniz_oxide",
 ]
 
+[[package]]
+name = "portable-atomic"
+version = "1.13.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c33a9471896f1c69cecef8d20cbe2f7accd12527ce60845ff44c153bb2a21b49"
+
 [[package]]
 name = "ppv-lite86"
 version = "0.2.21"
@@ -1133,6 +1188,12 @@ version = "1.0.24"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e6e4313cd5fcd3dad5cafa179702e2b244f760991f45397d14d4ebf38247da75"
 
+[[package]]
+name = "unicode-width"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b4ac048d71ede7ee76d585517add45da530660ef4390e49b098733c6e897f254"
+
 [[package]]
 name = "v_frame"
 version = "0.3.9"
@@ -1220,6 +1281,16 @@ dependencies = [
  "unicode-ident",
 ]
 
+[[package]]
+name = "web-time"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5a6580f308b1fad9207618087a65c04e7a10bc77e02c8e84e9b00dd4b12fa0bb"
+dependencies = [
+ "js-sys",
+ "wasm-bindgen",
+]
+
 [[package]]
 name = "weezl"
 version = "0.1.12"
@@ -1232,7 +1303,7 @@ version = "0.1.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c2a7b1c03c876122aa43f3020e6c3c3ee5c05081c9a00739faf7503aeba10d22"
 dependencies = [
- "windows-sys",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -1241,6 +1312,15 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f0805222e57f7521d6a62e36fa9163bc891acd422f971defe97d64e70d0a4fe5"
 
+[[package]]
+name = "windows-sys"
+version = "0.59.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1e38bc4d79ed67fd075bcc251a1c39b32a1776bbe92e5bef1f0bf1f8c531853b"
+dependencies = [
+ "windows-targets",
+]
+
 [[package]]
 name = "windows-sys"
 version = "0.61.2"
@@ -1250,6 +1330,70 @@ dependencies = [
  "windows-link",
 ]
 
+[[package]]
+name = "windows-targets"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9b724f72796e036ab90c1021d4780d4d3d648aca59e491e6b98e725b84e99973"
+dependencies = [
+ "windows_aarch64_gnullvm",
+ "windows_aarch64_msvc",
+ "windows_i686_gnu",
+ "windows_i686_gnullvm",
+ "windows_i686_msvc",
+ "windows_x86_64_gnu",
+ "windows_x86_64_gnullvm",
+ "windows_x86_64_msvc",
+]
+
+[[package]]
+name = "windows_aarch64_gnullvm"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "32a4622180e7a0ec044bb555404c800bc9fd9ec262ec147edd5989ccd0c02cd3"
+
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "09ec2a7bb152e2252b53fa7803150007879548bc709c039df7627cabbd05d469"
+
+[[package]]
+name = "windows_i686_gnu"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8e9b5ad5ab802e97eb8e295ac6720e509ee4c243f69d781394014ebfe8bbfa0b"
+
+[[package]]
+name = "windows_i686_gnullvm"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0eee52d38c090b3caa76c563b86c3a4bd71ef1a819287c19d586d7334ae8ed66"
+
+[[package]]
+name = "windows_i686_msvc"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "240948bc05c5e7c6dabba28bf89d89ffce3e303022809e73deaefe4f6ec56c66"
+
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "147a5c80aabfbf0c7d901cb5895d1de30ef2907eb21fbbab29ca94c5b08b1a78"
+
+[[package]]
+name = "windows_x86_64_gnullvm"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "24d5b23dc417412679681396f2b49f3de8c1473deb516bd34410872eff51ed0d"
+
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.52.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "589f6da84c646204747d1270a2a5661ea66ed1cced2631d546fdfb155959f9ec"
+
 [[package]]
 name = "wit-bindgen"
 version = "0.57.1"

Cargo.toml

@@ -14,3 +14,4 @@ base64 = "0.22"
 serde = { version = "1", features = ["derive"] }
 serde_json = "1"
 rusqlite = { version = "0.31", features = ["bundled"] }
+indicatif = "0.17"

src/lib.rs

@@ -76,6 +76,48 @@ pub fn scan_images(root: &Path) -> Result<Vec<ImageEntry>> {
     Ok(out)
 }
 
+pub fn collect_image_paths(root: &Path) -> Result<Vec<PathBuf>> {
+    let mut paths = Vec::new();
+    for entry in WalkDir::new(root).follow_links(true) {
+        let entry = entry?;
+        if entry.file_type().is_file() && is_image_path(entry.path()) {
+            paths.push(entry.path().to_path_buf());
+        }
+    }
+    Ok(paths)
+}
+
+pub fn process_image(path: &Path) -> Option<ImageEntry> {
+    let bytes = match fs::read(path) {
+        Ok(b) => b,
+        Err(e) => {
+            eprintln!("warning: skipping {}: {e}", path.display());
+            return None;
+        }
+    };
+    let sha256 = format!("{:x}", Sha256::digest(&bytes));
+    let img = match ImageReader::new(Cursor::new(&bytes)).with_guessed_format() {
+        Ok(reader) => match reader.decode() {
+            Ok(i) => i,
+            Err(e) => {
+                eprintln!("warning: skipping {}: {e}", path.display());
+                return None;
+            }
+        },
+        Err(e) => {
+            eprintln!("warning: skipping {}: {e}", path.display());
+            return None;
+        }
+    };
+    let dhash = compute_dhash(&img);
+    Some(ImageEntry {
+        path: path.to_path_buf(),
+        sha256,
+        dhash,
+        file_size: bytes.len() as u64,
+    })
+}
+
 pub fn compute_dhash(img: &image::DynamicImage) -> u64 {
     let gray = img
         .grayscale()

src/main.rs

@@ -1,5 +1,6 @@
-use deduper::{find_duplicate_groups, scan_images, DuplicateKind};
+use deduper::{find_duplicate_groups, collect_image_paths, process_image, DuplicateKind};
 use deduper::ignore_db;
+use indicatif::{ProgressBar, ProgressStyle};
 use std::env;
 use std::path::Path;
 
@@ -49,7 +50,8 @@ fn main() {
     };
 
     let root = Path::new(&config.root);
-    let entries = match scan_images(root) {
+
+    let paths = match collect_image_paths(root) {
         Ok(v) => v,
         Err(e) => {
             eprintln!("scan error: {e}");
@@ -57,6 +59,21 @@ fn main() {
         }
     };
 
+    let pb = ProgressBar::new(paths.len() as u64);
+    pb.set_style(ProgressStyle::default_bar()
+        .template("{spinner:.red} [{bar:40.cyan/blue}] {pos}/{len} images ({eta})")
+        .unwrap()
+        .progress_chars("=>-"));
+
+    let mut entries = Vec::with_capacity(paths.len());
+    for path in &paths {
+        if let Some(entry) = process_image(path) {
+            entries.push(entry);
+        }
+        pb.inc(1);
+    }
+    pb.finish_with_message(format!("{} images processed", entries.len()));
+
     let mut groups = find_duplicate_groups(&entries, config.threshold);
 
     // Filter out ignored groups