Add basic graphql api

database/db.go

@@ -18,7 +18,7 @@ type Database struct {
 	Conn *pgx.Conn
 }
 
-func LaunchDB(conf config.DBConfig) error {
+func LaunchDB(conf config.DBConfig) (Database, error) {
 
 	dbURL := fmt.Sprintf(
 		"postgres://%v:%v@%v:%v/%v",
@@ -50,7 +50,7 @@ func LaunchDB(conf config.DBConfig) error {
 
 	}
 	if err != nil {
-		return fmt.Errorf("Could not open database: %w", err)
+		return db, fmt.Errorf("Could not open database: %w", err)
 	}
 
 	log.Infof("Database connected sucessfully!")
@@ -64,7 +64,7 @@ SELECT EXISTS (
 	var versionTableExists bool
 	err = db.Conn.QueryRow(context.Background(), versionTableExistsQuery).Scan(&versionTableExists)
 	if err != nil {
-		return fmt.Errorf("Could not check if database was initalized: %w", err)
+		return db, fmt.Errorf("Could not check if database was initalized: %w", err)
 	}
 
 	if versionTableExists {
@@ -73,31 +73,33 @@ SELECT EXISTS (
 		log.Info("New database found, initializing....")
 		err = initDB(db.Conn)
 		if err != nil {
-			return fmt.Errorf("Could not initalize database: %w", err)
+			return db, fmt.Errorf("Could not initalize database: %w", err)
 		}
 	}
 
-	return nil
+	return db, nil
 }
 
 func initDB(conn *pgx.Conn) error {
 	createTablesQuery := `
+CREATE EXTENSION IF NOT EXISTS "uuid-ossp";
+
 CREATE TABLE version (
     version INT NOT NULL
 );
 
 CREATE TABLE pipelines (
-    id             SERIAL PRIMARY KEY,
+    id             UUID PRIMARY KEY,
     name           TEXT NOT NULL,
     url            TEXT NOT NULL,
     poll_interval  INTEGER
 );
 
 CREATE TABLE webhooks (
-    id        SERIAL PRIMARY KEY,
-    type	  TEXT,
-    secret    TEXT,
-    pipeline  INTEGER,
+    id            UUID PRIMARY KEY,
+    server_type	  TEXT,
+    secret        TEXT,
+    pipeline      UUID,
 
     CONSTRAINT fk_pipeline
         FOREIGN KEY(pipeline)
@@ -105,14 +107,14 @@ CREATE TABLE webhooks (
 );
 
 CREATE TABLE runners (
-    id      SERIAL PRIMARY KEY,
+    id      UUID PRIMARY KEY,
     name    TEXT,
     secret  TEXT
 );
 
 CREATE TABLE runs (
-    id            SERIAL PRIMARY KEY,
-    pipeline      SERIAL,
+    id            UUID PRIMARY KEY,
+    pipeline      UUID,
     result        BOOLEAN NOT NULL,
 
     CONSTRAINT fk_pipeline
@@ -121,10 +123,10 @@ CREATE TABLE runs (
 );
 
 CREATE TABLE command_executions (
-    id          SERIAL PRIMARY KEY,
-    run_id      SERIAL,
+    id          UUID PRIMARY KEY,
+    run_id      UUID,
     command     TEXT,
-    return_code TEXT,
+    return_code INT,
     stdout      TEXT,
     stderr      TEXT,
     start_time  TIMESTAMP,