From bc9a0de90f0463b59e69e6bb2f2e75f3c29062e5 Mon Sep 17 00:00:00 2001
From: Santo Cariotti <santo@dcariotti.me>
Date: Wed, 17 Mar 2021 09:15:15 +0100
Subject: feat: add commit models and get all of them

---
 src/commit/mod.rs    |  2 ++
 src/commit/models.rs | 42 ++++++++++++++++++++++++++++++++++++++++++
 src/commit/routes.rs | 28 ++++++++++++++++++++++++++++
 src/main.rs          |  2 ++
 4 files changed, 74 insertions(+)
 create mode 100644 src/commit/mod.rs
 create mode 100644 src/commit/models.rs
 create mode 100644 src/commit/routes.rs

diff --git a/src/commit/mod.rs b/src/commit/mod.rs
new file mode 100644
index 0000000..a0e1883
--- /dev/null
+++ b/src/commit/mod.rs
@@ -0,0 +1,2 @@
+pub mod models;
+pub mod routes;
diff --git a/src/commit/models.rs b/src/commit/models.rs
new file mode 100644
index 0000000..215ab57
--- /dev/null
+++ b/src/commit/models.rs
@@ -0,0 +1,42 @@
+use crate::db::get_client;
+use crate::errors::AppError;
+
+use chrono::NaiveDateTime;
+use deadpool_postgres::Pool;
+use serde::{Deserialize, Serialize};
+use tokio_pg_mapper::FromTokioPostgresRow;
+use tokio_pg_mapper_derive::PostgresMapper;
+
+#[derive(Serialize, Deserialize, PostgresMapper)]
+#[pg_mapper(table = "commit")]
+/// Commit model
+pub struct Commit {
+    pub hash: String,
+    pub tree: String,
+    pub text: String,
+    pub date: NaiveDateTime,
+    pub author_email: String, // Reference to Email
+    pub author_name: String,
+    pub committer_email: String, // Reference to Email
+    pub committer_name: String,
+    pub repository_url: String, // Reference to Repository
+}
+
+impl Commit {
+    /// Find all commits. Order them by descrescent `date` field
+    pub async fn find_all(pool: Pool) -> Result<Vec<Commit>, AppError> {
+        let client = get_client(pool.clone()).await.unwrap();
+        let statement = client
+            .prepare("SELECT * FROM commit ORDER BY date DESC")
+            .await?;
+
+        let commits = client
+            .query(&statement, &[])
+            .await?
+            .iter()
+            .map(|row| Commit::from_row_ref(row).unwrap())
+            .collect::<Vec<Commit>>();
+
+        Ok(commits)
+    }
+}
diff --git a/src/commit/routes.rs b/src/commit/routes.rs
new file mode 100644
index 0000000..bf04108
--- /dev/null
+++ b/src/commit/routes.rs
@@ -0,0 +1,28 @@
+use crate::commit::models::Commit;
+use crate::config::AppState;
+use crate::errors::AppErrorResponse;
+
+use actix_web::{web, HttpResponse, Responder};
+use slog::info;
+
+/// Endpoint used for getting all commits
+async fn index(state: web::Data<AppState>) -> impl Responder {
+    info!(state.log, "GET /commit/");
+    let result = Commit::find_all(state.pool.clone()).await;
+
+    match result {
+        Ok(commits) => HttpResponse::Ok().json(commits),
+        _ => HttpResponse::BadRequest().json(AppErrorResponse {
+            detail: "Error trying to read all commits from database"
+                .to_string(),
+        }),
+    }
+}
+
+/// Routes for commits
+pub fn config(cfg: &mut web::ServiceConfig) {
+    cfg.service(
+        web::scope("/commit")
+            .service(web::resource("{_:/?}").route(web::get().to(index))),
+    );
+}
diff --git a/src/main.rs b/src/main.rs
index 63f48fa..b2e0ba3 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -3,6 +3,7 @@ mod db;
 mod errors;
 mod helpers;
 
+mod commit;
 mod email;
 mod repository;
 
@@ -37,6 +38,7 @@ async fn main() -> std::io::Result<()> {
             .wrap(middleware::Logger::default())
             .configure(repository::routes::config)
             .configure(email::routes::config)
+            .configure(commit::routes::config)
     })
     .bind(format!("{}:{}", config.server.host, config.server.port))?
     .run()
-- 
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