.gitignore

@@ -9,6 +9,7 @@
 *.so
 *.dylib
 go-cook
+*.db
 
 # Test binary, built with `go test -c`
 *.test

.vscode/settings.json

@@ -0,0 +1,8 @@
+{
+    "cSpell.words": [
+        "glebarez",
+        "gocook",
+        "huandu",
+        "sqlbuilder"
+    ]
+}

Justfile

@@ -0,0 +1,5 @@
+migrate-up:
+    GOOSE_DRIVER=sqlite3 GOOSE_DBSTRING=./gocook.db goose -dir ./api/migrations up
+
+migrate-down:
+    GOOSE_DRIVER=sqlite3 GOOSE_DBSTRING=./gocook.db goose -dir ./api/migrations down

api/migrations/20240321194227_user_table.sql

@@ -0,0 +1,16 @@
+-- +goose Up
+-- +goose StatementBegin
+SELECT 'up SQL query';
+CREATE TABLE USERS (
+    ID          INTEGER     PRIMARY KEY AUTOINCREMENT,
+    Name        TEXT        NOT NULL,
+    Hash        TEXT        NOT NULL,
+    CreatedAt   DATETIME    NOT NULL,
+    LastUpdated DATETIME    NOT NULL
+) 
+-- +goose StatementEnd
+-- +goose Down
+-- +goose StatementBegin
+SELECT 'down SQL query';
+DROP TABLE IF EXISTS USERS;
+-- +goose StatementEnd

api/models/users.go

@@ -1,6 +1,11 @@
 package models
 
+import "time"
+
 type UserModel struct {
-	Name string
-	Hash string
+	Id          int
+	Name        string
+	Hash        string
+	CreatedAt   time.Time
+	LastUpdated time.Time
 }

api/repositories/users.go

@@ -2,9 +2,9 @@ package repositories
 
 import (
 	"database/sql"
-	"go-cook/api/models"
-	"errors"
 	"fmt"
+	"go-cook/api/models"
+	"time"
 
 	"github.com/huandu/go-sqlbuilder"
 	"golang.org/x/crypto/bcrypt"
@@ -25,25 +25,77 @@ func (ur UserRepository) GetByName(name string) (models.UserModel, error) {
 	builder := sqlbuilder.NewSelectBuilder()
 	builder.Select("*").From("users").Where(
 		builder.E("Name", name),
-	);
+	)
+	query, args := builder.Build()
 
+	rows, err := ur.connection.Query(query, args...)
+	if err != nil {
+		return models.UserModel{}, err
+	}
 
-	return models.UserModel{}, errors.New("user was not found")
+	return ur.processRows(rows)[0], nil
 }
 
-func (ur UserRepository) NewUser(name string, password string) (int, error) {
+func (ur UserRepository) NewUser(name, password string) (int64, error) {
 	passwordBytes := []byte(password)
 	hash, err := bcrypt.GenerateFromPassword(passwordBytes, bcrypt.DefaultCost)
 	if err != nil {
 		return 0, err
 	}
-	fmt.Println(hash)
 
-	query := sqlbuilder.NewInsertBuilder()
-	query.InsertInto("users")
-	query.Cols("name", "hash")
-	query.Values(name, string(hash))
-	ur.connection.Query(query.Build())
+	dt := time.Now()
+	queryBuilder := sqlbuilder.NewInsertBuilder()
+	queryBuilder.InsertInto("users")
+	queryBuilder.Cols("Name", "Hash", "LastUpdated", "CreatedAt")
+	queryBuilder.Values(name, string(hash), dt, dt)
+	query, args := queryBuilder.Build()
+
+	_, err = ur.connection.Exec(query, args...)
+	if err != nil {
+		return 0, err
+	}
 
 	return 1, nil
 }
+
+// If the hash matches what we have in the database, an error will not be returned.
+// If the user does not exist or the hash does not match, an error will be returned
+func (ur UserRepository) CheckUserHash(name, password string) error {
+	record, err := ur.GetByName(name)
+	if err != nil {
+		return err
+	}
+
+	err = bcrypt.CompareHashAndPassword([]byte(record.Hash), []byte(password))
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func (ur UserRepository) processRows(rows *sql.Rows) []models.UserModel {
+	items := []models.UserModel{}
+
+	for rows.Next() {
+		var id int
+		var name string
+		var hash string
+		var createdAt time.Time
+		var lastUpdated time.Time
+		err := rows.Scan(&id, &name, &hash, &createdAt, &lastUpdated)
+		if err != nil {
+			fmt.Println(err)
+		}
+
+		items = append(items, models.UserModel{
+			Id:   id,
+			Name: name,
+			Hash: hash,
+			CreatedAt: createdAt,
+			LastUpdated: lastUpdated,
+		})
+	}
+
+	return items
+}

api/repositories/users_test.go

@@ -1,7 +1,40 @@
 package repositories_test
 
-import "testing"
+import (
+	"database/sql"
+	"go-cook/api/repositories"
+	"log"
+	"testing"
 
-func TestNewUser(t *testing.T) {
+	_ "github.com/glebarez/go-sqlite"
+)
+
+func TestCanCreateNewUser(t *testing.T) {
+	db, err := sql.Open("sqlite", "../../gocook.db")
+	if err != nil {
+		log.Println("unable to open connection")
+		t.FailNow()
+	}
+	defer db.Close()
+
+	repo := repositories.NewUserRepository(db)
+	updated, err := repo.NewUser("testing", "NotSecure")
+	if err != nil {
+		log.Println(err)
+		t.FailNow()
+	}
+	log.Println(updated)
+}
+
+func TestCanFindUserInTable(t *testing.T) {
+	db, err := sql.Open("sqlite", "../../gocook.db")
+	if err != nil {
+		log.Println("unable to open connection")
+		t.FailNow()
+	}
+	defer db.Close()
+
+	repo := repositories.NewUserRepository(db)
+	repo.GetByName("testing")
 
 }