Multiselect results

Cargo.lock

@@ -133,6 +133,18 @@ version = "0.8.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5827cebf4670468b8772dd191856768aedcb1b0278a04f989f7766351917b9dc"
 
+[[package]]
+name = "dialoguer"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "61579ada4ec0c6031cfac3f86fdba0d195a7ebeb5e36693bd53cb5999a25beeb"
+dependencies = [
+ "console",
+ "lazy_static",
+ "tempfile",
+ "zeroize",
+]
+
 [[package]]
 name = "directories"
 version = "2.0.2"
@@ -301,6 +313,7 @@ dependencies = [
  "anyhow",
  "confy",
  "console",
+ "dialoguer",
  "reqwest",
  "serde",
  "serde_json",
@@ -1280,3 +1293,9 @@ checksum = "0120db82e8a1e0b9fb3345a539c478767c0048d842860994d96113d5b667bd69"
 dependencies = [
  "winapi",
 ]
+
+[[package]]
+name = "zeroize"
+version = "1.4.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d68d9dcec5f9b43a30d38c49f91dfedfaac384cb8f085faca366c26207dd1619"

Cargo.toml

@@ -8,6 +8,7 @@ edition = "2021"
 anyhow = "1.0"
 confy = "0.4"
 console = "0.15.0"
+dialoguer = "0.9.0"
 reqwest = { version = "0.11", features = ["json"] }
 serde = { version = "1", features = ["derive"] }
 serde_json = "1"

src/main.rs

@@ -224,12 +224,32 @@ fn display_search_results(config: &Config, response: &SearchResponse) {
 async fn select_from_results<'a>(
     _config: &Config,
     response: &'a SearchResponse,
-) -> Vec<&'a ModResult> {
-    // TODO actually select with a dialogue
-    match response.hits.first() {
-        Some(first) => vec![first],
-        None => Vec::new(),
+) -> anyhow::Result<Vec<&'a ModResult>> {
+    let input: String = dialoguer::Input::new()
+        .with_prompt("Mods to install (eg: 1 2 3)")
+        .interact_text()?;
+
+    let mut selected: Vec<usize> = Vec::new();
+    for token in input.split(" ") {
+        // TODO range input (eg: 1-3)
+        let index: usize = token.parse().expect("Token must be an integer");
+        if index < 1 || index > response.hits.len() {
+            // TODO return useful error instead of panicking
+            panic!("Index {} is out of bounds", index);
+        }
+
+        // input is indexed from 1, but results are indexed from 0
+        let index = index - 1;
+
+        if !selected.contains(&index) {
+            selected.push(index);
+        } else {
+            // TODO make this a proper warning log message
+            println!("warning: repeated index {}", index);
+        }
     }
+
+    Ok(selected.iter().map(|i| &response.hits[*i]).collect())
 }
 
 async fn fetch_mod_info(config: &Config, mod_result: &ModResult) -> anyhow::Result<ModInfo> {
@@ -282,7 +302,7 @@ async fn cmd_get(config: &Config, package_name: String) -> anyhow::Result<()> {
     }
 
     display_search_results(config, &response);
-    let selected = select_from_results(config, &response).await;
+    let selected = select_from_results(config, &response).await?;
 
     if selected.is_empty() {
         // TODO formatting