#17 add dockerfile for api

api/Dockerfile

@@ -0,0 +1,15 @@
+FROM golang:1.22 as builder
+
+WORKDIR /app
+COPY go.mod go.sum main.go ./
+COPY src src
+RUN go build -o /bin/api ./main.go
+
+
+FROM debian:stable-slim
+
+COPY --from=builder /bin/api /app/api
+COPY migrations /migrations
+EXPOSE 8080
+CMD ["/app/api"]
+

api/context/context.go

@@ -1,7 +0,0 @@
-package context
-
-import "database/sql"
-
-type Context struct {
-	DB *sql.DB
-}

api/go.mod

@@ -5,7 +5,6 @@ go 1.22.5
 require (
 	firebase.google.com/go v3.13.0+incompatible
 	github.com/golang-migrate/migrate/v4 v4.17.1
-	github.com/lib/pq v1.10.9
 	github.com/mattn/go-sqlite3 v1.14.22
 	google.golang.org/api v0.189.0
 )

api/go.sum

@@ -75,8 +75,6 @@ github.com/hashicorp/errwrap v1.1.0 h1:OxrOeh75EUXMY8TBjag2fzXGZ40LB6IKw45YeGUDY
 github.com/hashicorp/errwrap v1.1.0/go.mod h1:YH+1FKiLXxHSkmPseP+kNlulaMuP3n2brvKWEqk/Jc4=
 github.com/hashicorp/go-multierror v1.1.1 h1:H5DkEtf6CXdFp0N0Em5UCwQpXMWke8IA0+lD48awMYo=
 github.com/hashicorp/go-multierror v1.1.1/go.mod h1:iw975J/qwKPdAO1clOe2L8331t/9/fmwbPZ6JB6eMoM=
-github.com/lib/pq v1.10.9 h1:YXG7RB+JIjhP29X+OtkiDnYaXQwpS4JEWq7dtCCRUEw=
-github.com/lib/pq v1.10.9/go.mod h1:AlVN5x4E4T544tWzH6hKfbfQvm3HdbOxrmggDNAPY9o=
 github.com/mattn/go-sqlite3 v1.14.22 h1:2gZY6PC6kBnID23Tichd1K+Z0oS6nE/XwU+Vz/5o4kU=
 github.com/mattn/go-sqlite3 v1.14.22/go.mod h1:Uh1q+B4BYcTPb+yiD3kU8Ct7aC0hY9fxUwlHK0RXw+Y=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=

api/main.go

@@ -1,9 +1,9 @@
 package main
 
 import (
-	"api/context"
+	"api/src/middleware"
-	"api/middleware"
+	"api/src/utils"
-	"api/workout"
+	"api/src/workout"
 
 	"database/sql"
 	"log"
@@ -13,14 +13,9 @@ import (
 )
 
 func main() {
+	log.Println("Starting server...")
 
-	context.InitializeDB()
+	db := utils.InitializeDB()
-
-	db, err := sql.Open("sqlite3", "./data.db")
-	if err != nil {
-		log.Fatal(err)
-	}
-	defer db.Close()
 
 	var router = getRouter(db)
 
@@ -30,7 +25,7 @@ func main() {
 	}
 	log.Println("Starting server at", server.Addr)
 
-	err = server.ListenAndServe()
+	err := server.ListenAndServe()
 	if err != nil {
 		panic(err)
 	}

api/src/middleware/auth.go

@@ -1,7 +1,8 @@
 package middleware
 
 import (
-	"api/utils"
+	"api/src/utils"
+
 	"context"
 	"net/http"
 )

api/src/utils/db.go

@@ -1,4 +1,4 @@
-package context
+package utils
 
 import (
 	"database/sql"
@@ -7,14 +7,13 @@ import (
 	"github.com/golang-migrate/migrate/v4"
 	"github.com/golang-migrate/migrate/v4/database/sqlite3"
 	_ "github.com/golang-migrate/migrate/v4/source/file"
-	_ "github.com/lib/pq"
 )
 
 func InitializeDB() *sql.DB {
 
 	db, err := sql.Open("sqlite3", "./data.db")
 	if err != nil {
-		log.Fatal(err)
+		log.Fatal("Could not open Database data.db: ", err)
 	}
 	defer db.Close()
 
@@ -26,7 +25,7 @@ func InitializeDB() *sql.DB {
 func runMigrations(db *sql.DB) {
 	driver, err := sqlite3.WithInstance(db, &sqlite3.Config{})
 	if err != nil {
-		panic(err)
+		log.Fatal(err)
 	}
 
 	m, err := migrate.NewWithDatabaseInstance(
@@ -34,8 +33,11 @@ func runMigrations(db *sql.DB) {
 		"",
 		driver)
 	if err != nil {
-		panic(err)
+		log.Fatal("Could not create migrations instance: ", err)
 	}
 
-	m.Up()
+	err = m.Up()
+	if err != nil {
+		log.Fatal("Could not run migrations: ", err)
+	}
 }

api/src/workout/workout.go

@@ -1,8 +1,9 @@
 package workout
 
 import (
-	"api/middleware"
+	"api/src/middleware"
-	"api/utils"
+	"api/src/utils"
+
 	"database/sql"
 	"net/http"
 	"strconv"