refactor(cron): expression parser now uses bitfields (closes #148)

Reviewed-on: #296

CHANGELOG.md

@@ -12,6 +12,14 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 * Migrated codebase to V 0.3.2
 * Cron expression parser now uses bitfields instead of bool arrays
 
+### Fixed
+
+* Arch value for target is now properly set if not provided
+* All API endpoints now return proper JSON on success
+    * CLI no longer exits with non-zero status code when removing/patching
+      target
+* Allow NULL values for branch in database
+
 ## [0.4.0](https://git.rustybever.be/vieter-v/vieter/src/tag/0.4.0)
 
 ### Added

src/console/targets/targets.v

@@ -227,8 +227,7 @@ fn remove(conf Config, id string) ! {
 
 	if id_int != 0 {
 		c := client.new(conf.address, conf.api_key)
-		res := c.remove_target(id_int)!
-		println(res.message)
+		c.remove_target(id_int)!
 	}
 }
 
@@ -245,9 +244,7 @@ fn patch(conf Config, id string, params map[string]string) ! {
 	id_int := id.int()
 	if id_int != 0 {
 		c := client.new(conf.address, conf.api_key)
-		res := c.patch_target(id_int, params)!
-
-		println(res.message)
+		c.patch_target(id_int, params)!
 	}
 }
 

src/db/db.v

@@ -17,11 +17,13 @@ const (
 		$embed_file('migrations/001-initial/up.sql'),
 		$embed_file('migrations/002-rename-to-targets/up.sql'),
 		$embed_file('migrations/003-target-url-type/up.sql'),
+		$embed_file('migrations/004-nullable-branch/up.sql'),
 	]
 	migrations_down = [
 		$embed_file('migrations/001-initial/down.sql'),
 		$embed_file('migrations/002-rename-to-targets/down.sql'),
 		$embed_file('migrations/003-target-url-type/down.sql'),
+		$embed_file('migrations/004-nullable-branch/down.sql'),
 	]
 )
 
@@ -60,7 +62,7 @@ pub fn init(db_path string) !VieterDb {
 			res := conn.exec_none(part)
 
 			if res != sqlite.sqlite_done {
-				return error('An error occurred while applying migration $version_num')
+				return error('An error occurred while applying migration $version_num: SQLite error code $res')
 			}
 		}
 

src/db/migrations/004-nullable-branch/down.sql

@@ -0,0 +1,26 @@
+-- This down won't really work because it'll throw NOT NULL errors, but I'm
+-- just putting it here for future reference (still not sure whether I'm even
+    -- gonna use these)
+PRAGMA foreign_keys=off;
+
+BEGIN TRANSACTION;
+
+ALTER TABLE Target RENAME TO _Target_old;
+
+CREATE TABLE Target (
+    id INTEGER PRIMARY KEY,
+    url TEXT NOT NULL,
+    branch TEXT NOT NULL,
+    repo TEXT NOT NULL,
+    schedule TEXT,
+    kind TEXT NOT NULL DEFAULT 'git'
+);
+
+INSERT INTO Target (id, url, branch, repo, schedule, kind)
+    SELECT id, url, branch, repo, schedule, kind FROM _Target_old;
+
+DROP TABLE _Target_old;
+
+COMMIT;
+
+PRAGMA foreign_keys=on;

src/db/migrations/004-nullable-branch/up.sql

@@ -0,0 +1,23 @@
+PRAGMA foreign_keys=off;
+
+BEGIN TRANSACTION;
+
+ALTER TABLE Target RENAME TO _Target_old;
+
+CREATE TABLE Target (
+    id INTEGER PRIMARY KEY,
+    url TEXT NOT NULL,
+    branch TEXT,
+    repo TEXT NOT NULL,
+    schedule TEXT,
+    kind TEXT NOT NULL DEFAULT 'git'
+);
+
+INSERT INTO Target (id, url, branch, repo, schedule, kind)
+    SELECT id, url, branch, repo, schedule, kind FROM _Target_old;
+
+DROP TABLE _Target_old;
+
+COMMIT;
+
+PRAGMA foreign_keys=on;

src/server/api_targets.v

@@ -32,7 +32,7 @@ fn (mut app App) v1_post_target() web.Result {
 
 	// If a repo is created without specifying the arch, we assume it's meant
 	// for the default architecture.
-	if 'arch' !in params {
+	if 'arch' !in params || params['arch'] == '' {
 		params['arch'] = app.conf.default_arch
 	}
 
@@ -47,7 +47,7 @@ fn (mut app App) v1_post_target() web.Result {
 
 	id := app.db.add_target(new_repo)
 
-	return app.json(http.Status.ok, new_data_response(id))
+	return app.json(.ok, new_data_response(id))
 }
 
 // v1_delete_target removes a given target from the server's list.
@@ -55,7 +55,7 @@ fn (mut app App) v1_post_target() web.Result {
 fn (mut app App) v1_delete_target(id int) web.Result {
 	app.db.delete_target(id)
 
-	return app.status(.ok)
+	return app.json(.ok, new_response(''))
 }
 
 // v1_patch_target updates a target's data with the given query params.
@@ -69,5 +69,7 @@ fn (mut app App) v1_patch_target(id int) web.Result {
 		app.db.update_target_archs(id, arch_objs)
 	}
 
-	return app.status(.ok)
+	repo := app.db.get_target(id) or { return app.status(.internal_server_error) }
+
+	return app.json(.ok, new_data_response(repo))
 }