add option to get only part of output with startline

src/api/add.rs

@@ -2,7 +2,7 @@ use crate::aur::aur::get_info_by_name;
 use crate::builder::types::Action;
 use crate::db::prelude::{Packages, Versions};
 use crate::db::{packages, versions};
-use rocket::response::status::NotFound;
+use rocket::response::status::BadRequest;
 use rocket::serde::json::Json;
 use rocket::serde::Deserialize;
 use rocket::{post, State};
@@ -25,14 +25,14 @@ pub async fn package_add(
     db: &State<DatabaseConnection>,
     input: Json<AddBody>,
     tx: &State<Sender<Action>>,
-) -> Result<(), NotFound<String>> {
+) -> Result<(), BadRequest<String>> {
     let db = db as &DatabaseConnection;
 
     let pkt_model = match Packages::find()
         .filter(packages::Column::Name.eq(input.name.clone()))
         .one(db)
         .await
-        .map_err(|e| NotFound(e.to_string()))?
+        .map_err(|e| BadRequest(Some(e.to_string())))?
     {
         None => {
             let new_package = packages::ActiveModel {
@@ -47,13 +47,13 @@ pub async fn package_add(
 
     let pkg = get_info_by_name(input.name.clone().as_str())
         .await
-        .map_err(|_| NotFound("couldn't download package metadata".to_string()))?;
+        .map_err(|_| BadRequest(Some("couldn't download package metadata".to_string())))?;
 
     let version_model = match Versions::find()
         .filter(versions::Column::Version.eq(pkg.version.clone()))
         .one(db)
         .await
-        .map_err(|e| NotFound(e.to_string()))?
+        .map_err(|e| BadRequest(Some(e.to_string())))?
     {
         None => {
             let new_version = versions::ActiveModel {
@@ -70,7 +70,7 @@ pub async fn package_add(
             if input.force_build {
                 p.into()
             } else {
-                return Err(NotFound("Version already existing".to_string()));
+                return Err(BadRequest(Some("Version already existing".to_string())));
             }
         }
     };

src/api/backend.rs

@@ -19,6 +19,6 @@ pub fn build_api() -> Vec<Route> {
         package_del,
         version_del,
         build_output,
-        list_builds
+        list_builds,
     ]
 }

src/api/list.rs

@@ -69,10 +69,11 @@ pub async fn package_list(
 }
 
 #[openapi(tag = "test")]
-#[get("/builds/output?<buildid>")]
+#[get("/builds/output?<buildid>&<startline>")]
 pub async fn build_output(
     db: &State<DatabaseConnection>,
     buildid: i32,
+    startline: Option<i32>,
 ) -> Result<String, NotFound<String>> {
     let db = db as &DatabaseConnection;
 
@@ -82,7 +83,32 @@ pub async fn build_output(
         .map_err(|e| NotFound(e.to_string()))?
         .ok_or(NotFound("couldn't find id".to_string()))?;
 
-    build.ouput.ok_or(NotFound("No Output".to_string()))
+    return match build.ouput {
+        None => Err(NotFound("No Output".to_string())),
+        Some(v) => match startline {
+            None => Ok(v),
+            Some(startline) => {
+                let output: Vec<String> = v.split("\n").map(|x| x.to_string()).collect();
+                let len = output.len();
+                let len_missing = len as i32 - startline;
+
+                let output = output
+                    .iter()
+                    .rev()
+                    .take(if len_missing > 0 {
+                        len_missing as usize
+                    } else {
+                        0
+                    })
+                    .rev()
+                    .map(|x1| x1.clone())
+                    .collect::<Vec<_>>();
+
+                let output = output.join("\n");
+                Ok(output)
+            }
+        },
+    };
 }
 
 #[derive(FromQueryResult, Deserialize, JsonSchema, Serialize)]