refactoring

src/main.rs

@@ -8,7 +8,7 @@ use std::fs::File;
 use std::io::{BufReader, BufWriter};
 use rand::prelude::*;
 
-#[derive(Debug, Hash, PartialEq, Eq)]
+#[derive(Copy, Clone, Debug, Hash, PartialEq, Eq)]
 #[derive(Serialize, Deserialize)]
 struct RepoId(i64);
 
@@ -19,7 +19,7 @@ struct RepoData {
     description: Option<String>,
 }
 
-#[derive(Debug, Hash, PartialEq, Eq)]
+#[derive(Copy, Clone, Debug, Hash, PartialEq, Eq)]
 #[derive(Serialize, Deserialize)]
 struct IssueId(i64);
 
@@ -30,7 +30,7 @@ struct IssueData {
     body: String,
 }
 
-#[derive(Debug, Hash, PartialEq, Eq)]
+#[derive(Copy, Clone, Debug, Hash, PartialEq, Eq)]
 #[derive(Serialize, Deserialize)]
 struct UserId(i64);
 
@@ -57,7 +57,9 @@ use Classification::*;
 
 #[derive(Debug, Serialize, Deserialize)]
 struct Db {
-    users: HashMap<UserId, Classification>,
+    users: HashMap<UserId, UserData>,
+    text: HashMap<UserId, String>,
+    classification: HashMap<UserId, Classification>,
 }
 
 impl UserData {
@@ -107,6 +109,8 @@ impl Db {
     fn new() -> Db {
         Db {
             users: HashMap::new(),
+            text: HashMap::new(),
+            classification: HashMap::new(),
         }
     }
 }
@@ -286,14 +290,6 @@ async fn main() -> anyhow::Result<()> {
         Classifier::new()
     };
 
-    let classification_path = Path::new("classification.json");
-    let mut classification = if classification_path.is_file() {
-        let file = File::open(classification_path)?;
-        serde_json::from_reader(BufReader::new(file))?
-    } else {
-        Db::new()
-    };
-
     let api_token =
         std::fs::read_to_string(Path::new("api_token"))?
         .trim().to_string();
@@ -302,37 +298,49 @@ async fn main() -> anyhow::Result<()> {
         url::Url::parse("https://git.deuxfleurs.fr")?
     )?;
 
-    let data_path = Path::new("data.json");
-    let data = if data_path.is_file() {
-        let file = File::open(data_path)?;
+    let db_path = Path::new("db.json");
+    let mut db = if db_path.is_file() {
+        let file = File::open(db_path)?;
         serde_json::from_reader(BufReader::new(file))?
     } else {
-        let data = get_users_data(&forge).await?;
-        let file = File::create(data_path)?;
-        serde_json::to_writer(BufWriter::new(file), &classification)?;
-        data
+        let mut db = Db::new();
+
+        db.users = get_users_data(&forge).await?;
+
+        for (user_id, user) in &db.users {
+            db.text.insert(*user_id, user.to_text());
+        }
+
+        let file = File::create(db_path)?;
+        serde_json::to_writer(BufWriter::new(file), &db)?;
+
+        db
     };
-    println!("got {} users", data.len());
+
+    println!("got {} users", db.users.len());
 
     let mut users: Vec<_> =
-        data.into_iter()
+        db.users.iter()
         .filter_map(
             |(user_id, user)|
-            if classification.users.contains_key(&user_id) {
+            if db.classification.contains_key(&user_id) {
                 None
             } else {
-                let text = user.to_text();
-                let score = classifier.score(&text);
+                let text = db.text.get(&user_id).unwrap();
+                let score = classifier.score(text);
                 Some((user_id, user, text, score))
             }
         )
         .collect();
+
     let mut rng = rand::thread_rng();
     users.shuffle(&mut rng);
     users.sort_by_key(|(_, _, _, score)| 1000 - (score * 1000.) as u64);
 
-    for (user_id, user, text, score) in users {
+    for (user_id, user, text, _) in users {
         println!("{:#?}", user);
+
+        let score = classifier.score(text);
         println!("SCORE: {}", score);
 
         let c = {
@@ -355,13 +363,13 @@ async fn main() -> anyhow::Result<()> {
             Unknown => ()
         }
 
-        classification.users.insert(user_id, c);
+        db.classification.insert(*user_id, c);
 
         {
             classifier.save(&mut File::create(model_path)?, false)?;
 
-            let file = File::create(classification_path)?;
-            serde_json::to_writer(BufWriter::new(file), &classification)?;
+            let file = File::create(db_path)?;
+            serde_json::to_writer(BufWriter::new(file), &db)?;
         }
     }