feat: introduce sqlc for the datastore layer

internal/howmuch/adapter/repo/sqlc/user.sql

@@ -0,0 +1,27 @@
+-- MIT License
+--
+-- Copyright (c) 2024 vinchent <vinchent@vinchent.xyz>
+--
+-- Permission is hereby granted, free of charge, to any person obtaining a copy
+-- of this software and associated documentation files (the "Software"), to deal
+-- in the Software without restriction, including without limitation the rights
+-- to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+-- copies of the Software, and to permit persons to whom the Software is
+-- furnished to do so, subject to the following conditions:
+--
+-- The above copyright notice and this permission notice shall be included in all
+-- copies or substantial portions of the Software.
+--
+-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+-- AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+-- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+-- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+-- SOFTWARE.
+
+-- name: InsertUser :one
+INSERT INTO "user" (
+    email, first_name, last_name, password, created_at, updated_at
+) VALUES ( $1, $2, $3, $4, $5, $6 )
+RETURNING *;

internal/howmuch/infra/datastore/db.go

@@ -0,0 +1,32 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.27.0
+
+package sqlc
+
+import (
+	"context"
+
+	"github.com/jackc/pgx/v5"
+	"github.com/jackc/pgx/v5/pgconn"
+)
+
+type DBTX interface {
+	Exec(context.Context, string, ...interface{}) (pgconn.CommandTag, error)
+	Query(context.Context, string, ...interface{}) (pgx.Rows, error)
+	QueryRow(context.Context, string, ...interface{}) pgx.Row
+}
+
+func New(db DBTX) *Queries {
+	return &Queries{db: db}
+}
+
+type Queries struct {
+	db DBTX
+}
+
+func (q *Queries) WithTx(tx pgx.Tx) *Queries {
+	return &Queries{
+		db: tx,
+	}
+}

internal/howmuch/infra/datastore/models.go

@@ -0,0 +1,26 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.27.0
+
+package sqlc
+
+import (
+	"github.com/jackc/pgx/v5/pgtype"
+)
+
+type Admin struct {
+	ID          int32
+	Email       string
+	Password    string
+	AccessLevel int32
+}
+
+type User struct {
+	ID        int32
+	Email     string
+	FirstName string
+	LastName  string
+	Password  string
+	CreatedAt pgtype.Timestamp
+	UpdatedAt pgtype.Timestamp
+}

internal/howmuch/infra/datastore/user.sql.go

@@ -0,0 +1,50 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.27.0
+// source: user.sql
+
+package sqlc
+
+import (
+	"context"
+
+	"github.com/jackc/pgx/v5/pgtype"
+)
+
+const insertUser = `-- name: InsertUser :one
+INSERT INTO "user" (
+    email, first_name, last_name, password, created_at, updated_at
+) VALUES ( $1, $2, $3, $4, $5, $6 )
+RETURNING id, email, first_name, last_name, password, created_at, updated_at
+`
+
+type InsertUserParams struct {
+	Email     string
+	FirstName string
+	LastName  string
+	Password  string
+	CreatedAt pgtype.Timestamp
+	UpdatedAt pgtype.Timestamp
+}
+
+func (q *Queries) InsertUser(ctx context.Context, arg InsertUserParams) (User, error) {
+	row := q.db.QueryRow(ctx, insertUser,
+		arg.Email,
+		arg.FirstName,
+		arg.LastName,
+		arg.Password,
+		arg.CreatedAt,
+		arg.UpdatedAt,
+	)
+	var i User
+	err := row.Scan(
+		&i.ID,
+		&i.Email,
+		&i.FirstName,
+		&i.LastName,
+		&i.Password,
+		&i.CreatedAt,
+		&i.UpdatedAt,
+	)
+	return i, err
+}