Finishes cache management

Cargo.lock

@@ -11,6 +11,7 @@ name = "gclone"
 version = "0.1.0"
 dependencies = [
  "colored 1.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "walkdir 2.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -18,6 +19,57 @@ name = "lazy_static"
 version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "same-file"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "winapi-util 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "walkdir"
+version = "2.2.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "same-file 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi-util 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "winapi"
+version = "0.3.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "winapi-i686-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "winapi-i686-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "winapi-util"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "winapi-x86_64-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [metadata]
 "checksum colored 1.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "6e9a455e156a4271e12fd0246238c380b1e223e3736663c7a18ed8b6362028a9"
 "checksum lazy_static 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a374c89b9db55895453a74c1e38861d9deec0b01b405a82516e9d5de4820dea1"
+"checksum same-file 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)" = "8f20c4be53a8a1ff4c1f1b2bd14570d2f634628709752f0702ecdd2b3f9a5267"
+"checksum walkdir 2.2.7 (registry+https://github.com/rust-lang/crates.io-index)" = "9d9d7ed3431229a144296213105a390676cc49c9b6a72bd19f3176c98e129fa1"
+"checksum winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)" = "92c1eb33641e276cfa214a0522acad57be5c56b10cb348b3c5117db75f3ac4b0"
+"checksum winapi-i686-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
+"checksum winapi-util 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7168bab6e1daee33b4557efd0e95d5ca70a03706d39fa5f3fe7a236f584b03c9"
+"checksum winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"

Cargo.toml

@@ -6,6 +6,7 @@ edition = "2018"
 
 [dependencies]
 colored = "1.7.0"
+walkdir = "2.2.7"
 
 [[bin]]
 name = "gclone"

src/lib.rs

@@ -6,6 +6,7 @@ use std::fs::File;
 use std::io::{Write, BufRead, BufReader};
 
 use colored::*;
+use walkdir::WalkDir;
 
 pub fn git_dir() -> String {
     match env::var("GCLONE_PATH") {
@@ -24,6 +25,16 @@ pub fn git_dir() -> String {
 pub struct Cache(Vec<String>);
 
 impl Cache {
+
+    pub fn new() -> Cache {
+        Cache(WalkDir::new(git_dir())
+            .max_depth(3)
+            .into_iter()
+            .filter_map(|x| x.ok())
+            .map(|x| x.path().display().to_string())
+            .collect())
+    }
+
     pub fn read() -> Cache {
 
         let mut path = PathBuf::from(git_dir());
@@ -31,7 +42,7 @@ impl Cache {
 
         let file = match File::open(&path) {
             Ok(f) => f,
-            Err(_) => return Cache(vec![]),
+            Err(_) => return Cache::new(),
         };
 
         let file = BufReader::new(file);

src/pgd.rs

@@ -11,8 +11,6 @@ fn flush_stdout() {
 }
 
 fn main() {
-    let cache = Cache::read();
-
     let request = match env::args().nth(1) {
         Some(arg) => arg,
         None => {
@@ -24,15 +22,44 @@ fn main() {
         },
     };
 
+    main_with_cache(&request, true);
+}
+
+fn main_with_cache(request: &str, regen: bool) {
+
+    let cache = Cache::read();
+
     let matches = cache.find(&request);
 
     match matches.len() {
         0 => {
-            eprintln!("{} {}",
-                "error:".bold().red(),
-                "no such directory".bold());
 
-            exit(1);
+            if regen {
+                eprintln!("{} {}",
+                          "warning:".bold().yellow(),
+                          "directory not found, regenerating cache...".bold());
+
+                let cache = Cache::new();
+
+                match cache.write() {
+                    Ok(_) => (),
+                    Err(e) => {
+                        eprintln!("{} {} {}",
+                                  "warning:".bold().yellow(),
+                                  "couldn't write cache:".bold(),
+                                  e.description());
+                    },
+                }
+
+                return main_with_cache(request, false);
+
+            } else {
+                eprintln!("{} {}",
+                          "error:".bold().red(),
+                          "no such directory".bold());
+
+                exit(1);
+            }
         },
 
         1 => {
@@ -41,15 +68,15 @@ fn main() {
 
         len => {
 
-            eprintln!("{} {}",
+            eprintln!("{}", "info: multiple entries found, please select one".bold());
-                "info:".bold(),
-                "multiple entries found, please select one");
 
             for (i, j) in matches.iter().enumerate() {
-                eprintln!("[{}] {}", i + 1, j);
+                eprintln!("{} {}",
+                    &format!("[{}]", i + 1).bold().blue(),
+                    &format!("{}", j).yellow());
             }
 
-            eprint!("Enter your choice: ");
+            eprint!("{}", "Enter your choice: ".bold());
             flush_stdout();
 
             let mut string = String::new();
@@ -90,7 +117,6 @@ fn main() {
             }
 
             println!("{}", matches[value]);
-
         },
     }