Added the final setups

Dockerfile

@@ -0,0 +1,35 @@
+# Dockerfile
+
+# Stage 1: Build the Golang binary
+FROM golang:latest AS builder
+
+WORKDIR /app
+
+COPY go.mod .
+COPY go.sum .
+
+RUN go mod download
+
+COPY . .
+
+# Build the Go application
+RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o app .
+
+# Stage 2: Create a minimal image with only the binary and necessary files
+FROM alpine:latest
+
+WORKDIR /app
+
+COPY --from=builder /app/app .
+COPY --from=builder /app/docs/ ./docs/
+COPY --from=builder /app/migrations /migrations
+
+# Install any additional dependencies here if needed
+
+# Set environment variables
+ENV DATABASE_URL "postgres://postgres:password@db:5432/mydatabase?sslmode=disable"
+# Expose port 8000 for the Golang application
+EXPOSE 8000
+
+# Command to run the Golang application
+CMD ["./app"]

Makefile

@@ -0,0 +1,19 @@
+# Makefile
+
+compose-build:
+	docker-compose build
+
+compose-with-debug: compose-build
+	@echo "Starting in the debug mode for container"
+	@docker compose up 
+
+compose-up: compose-build
+	@docker compose up -d
+
+compose-stop:
+	@echo "stopping docker compose in background"
+	@docker compose down
+
+compose-clean: compose-stop
+	docker-compose rm -f
+

db/db.go

@@ -0,0 +1,35 @@
+package db
+
+import (
+	"database/sql"
+
+	"gorm.io/driver/postgres"
+	"gorm.io/gorm"
+	"gorm.io/gorm/logger"
+)
+
+type Database struct {
+	dbPool *gorm.DB
+}
+
+
+func InitDB() (*gorm.DB, error) {
+	dsn := "postgres://postgres:password@db:5432/mydatabase?sslmode=disable"
+	var err error
+	conn, err := gorm.Open(postgres.Open(dsn), &gorm.Config{
+		Logger: logger.Default.LogMode(logger.Info),
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	return conn, nil
+}
+
+func (db *Database)Begin(opts ...*sql.TxOptions) error {
+	tx := db.dbPool.Begin(opts...)
+	if tx.Error != nil {
+		return tx.Error
+	}
+	return nil
+}

docker-compose.yaml

@@ -0,0 +1,28 @@
+version: '3'
+
+services:
+  db:
+    image: postgres:latest
+    environment:
+      POSTGRES_DB: mydatabase
+      POSTGRES_USER: postgres
+      POSTGRES_PASSWORD: password
+    ports:
+      - "5432:5432"
+    extra_hosts:
+      - "host.docker.internal:host-gateway"
+    networks:
+      - mynetwork
+
+  app:
+    build:
+      context: .
+    ports:
+      - "8000:8000"
+    depends_on:
+      - db
+    networks:
+      - mynetwork
+
+networks:
+  mynetwork:

go.mod

@@ -0,0 +1,33 @@
+module voting-system
+
+go 1.21.3
+
+require (
+	github.com/gofiber/fiber/v2 v2.52.0
+	gorm.io/driver/postgres v1.5.4
+	gorm.io/gorm v1.25.5
+)
+
+require (
+	github.com/jackc/pgpassfile v1.0.0 // indirect
+	github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a // indirect
+	github.com/jackc/pgx/v5 v5.4.3 // indirect
+	github.com/jinzhu/inflection v1.0.0 // indirect
+	github.com/jinzhu/now v1.1.5 // indirect
+	golang.org/x/crypto v0.14.0 // indirect
+	golang.org/x/text v0.13.0 // indirect
+)
+
+require (
+	github.com/andybalholm/brotli v1.0.5 // indirect
+	github.com/google/uuid v1.5.0
+	github.com/klauspost/compress v1.17.0 // indirect
+	github.com/mattn/go-colorable v0.1.13 // indirect
+	github.com/mattn/go-isatty v0.0.20 // indirect
+	github.com/mattn/go-runewidth v0.0.15 // indirect
+	github.com/rivo/uniseg v0.2.0 // indirect
+	github.com/valyala/bytebufferpool v1.0.0 // indirect
+	github.com/valyala/fasthttp v1.51.0 // indirect
+	github.com/valyala/tcplisten v1.0.0 // indirect
+	golang.org/x/sys v0.15.0 // indirect
+)

go.sum

@@ -0,0 +1,59 @@
+github.com/andybalholm/brotli v1.0.5 h1:8uQZIdzKmjc/iuPu7O2ioW48L81FgatrcpfFmiq/cCs=
+github.com/andybalholm/brotli v1.0.5/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/gofiber/fiber/v2 v2.52.0 h1:S+qXi7y+/Pgvqq4DrSmREGiFwtB7Bu6+QFLuIHYw/UE=
+github.com/gofiber/fiber/v2 v2.52.0/go.mod h1:KEOE+cXMhXG0zHc9d8+E38hoX+ZN7bhOtgeF2oT6jrQ=
+github.com/google/uuid v1.5.0 h1:1p67kYwdtXjb0gL0BPiP1Av9wiZPo5A8z2cWkTZ+eyU=
+github.com/google/uuid v1.5.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/jackc/pgpassfile v1.0.0 h1:/6Hmqy13Ss2zCq62VdNG8tM1wchn8zjSGOBJ6icpsIM=
+github.com/jackc/pgpassfile v1.0.0/go.mod h1:CEx0iS5ambNFdcRtxPj5JhEz+xB6uRky5eyVu/W2HEg=
+github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a h1:bbPeKD0xmW/Y25WS6cokEszi5g+S0QxI/d45PkRi7Nk=
+github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a/go.mod h1:5TJZWKEWniPve33vlWYSoGYefn3gLQRzjfDlhSJ9ZKM=
+github.com/jackc/pgx/v5 v5.4.3 h1:cxFyXhxlvAifxnkKKdlxv8XqUf59tDlYjnV5YYfsJJY=
+github.com/jackc/pgx/v5 v5.4.3/go.mod h1:Ig06C2Vu0t5qXC60W8sqIthScaEnFvojjj9dSljmHRA=
+github.com/jinzhu/inflection v1.0.0 h1:K317FqzuhWc8YvSVlFMCCUb36O/S9MCKRDI7QkRKD/E=
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+github.com/jinzhu/now v1.1.5 h1:/o9tlHleP7gOFmsnYNz3RGnqzefHA47wQpKrrdTIwXQ=
+github.com/jinzhu/now v1.1.5/go.mod h1:d3SSVoowX0Lcu0IBviAWJpolVfI5UJVZZ7cO71lE/z8=
+github.com/klauspost/compress v1.17.0 h1:Rnbp4K9EjcDuVuHtd0dgA4qNuv9yKDYKK1ulpJwgrqM=
+github.com/klauspost/compress v1.17.0/go.mod h1:ntbaceVETuRiXiv4DpjP66DpAtAGkEQskQzEyD//IeE=
+github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA=
+github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovkB8vQcUbaXHg=
+github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
+github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
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+github.com/mattn/go-runewidth v0.0.15 h1:UNAjwbU9l54TA3KzvqLGxwWjHmMgBUVhBiTjelZgg3U=
+github.com/mattn/go-runewidth v0.0.15/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
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+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
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main.go

@@ -0,0 +1,23 @@
+package main
+
+import (
+	"log"
+	"voting-system/db"
+
+	"github.com/gofiber/fiber/v2"
+	"github.com/gofiber/fiber/v2/middleware/recover"
+)
+
+func main() {
+	app := fiber.New()
+	app.Use(recover.New())
+
+	db.InitDB()
+	// Swagger UI
+	app.Get("/health-check", func(c *fiber.Ctx) error {
+		return c.SendString("service is up and healthy")
+	})
+
+	// Your API routes go here...
+	log.Fatal(app.Listen(":8000"))
+}

migrations/000001_create_voting_system_table.down.sql

@@ -0,0 +1 @@
+DROP TABLE IF EXISTS user_tbl;

migrations/000001_create_voting_system_table.up.sql

@@ -0,0 +1,14 @@
+CREATE EXTENSION IF NOT EXISTS "uuid-ossp";
+
+BEGIN;
+
+CREATE TABLE IF NOT EXISTS user_tbl (
+    id UUID PRIMARY KEY,
+    username character varying(255) NOT NULL,
+    email character varying(100) NOT NULL,
+    first_name character varying(40) NOT NULL,
+    last_name character varying(40) NOT NULL,
+    voter_id UUID 
+);
+
+COMMIT;

models/block.go

@@ -0,0 +1,11 @@
+package models
+
+
+type Block struct {
+	Pos       int
+	Data      interface{} // interface means any value can be entered into it
+	Timestamp string
+	Hash      string
+	PrevHash  string
+}
+

models/dbmodels.go

@@ -0,0 +1,25 @@
+package models
+
+import (
+	"github.com/google/uuid"
+	"gorm.io/gorm"
+)
+
+type DbUser struct {
+	Id       uuid.UUID `gorm:"primaryKey,column:id"`
+	Username string    `gorm:"column:username;varchar(255);not null"`
+	Email    string    `gorm:"column:email;type:varchar(100);not null"`
+	Fname    string    `gorm:"column:first_name;type:varchar(40);not null"`
+	Lname    string    `gorm:"column:last_name;type:varchar(40);not null"`
+	VoterID  uuid.UUID `gorm:"column:voter_id"`
+}
+
+func (DbUser) TableName() string {
+	return "user_tbl"
+}
+
+func (*DbUser) BeforeCreate(tx *gorm.DB) error {
+	uuid := uuid.New().String()
+	tx.Statement.SetColumn("Id", uuid)
+	return nil
+}

repos/user.go

@@ -0,0 +1,13 @@
+package repos
+
+import (
+	"voting-system/models"
+)
+
+func NewUserRequest() (User, error) {
+	return &UserImpl{}, nil
+}
+
+type User interface {
+	Create(*models.DbUser) error
+}

repos/user.impl.go

@@ -0,0 +1,28 @@
+package repos
+
+import (
+	"voting-system/db"
+	"voting-system/models"
+)
+
+
+type UserImpl struct{
+}
+
+func(um *UserImpl) Create(value *models.DbUser) error {
+	dbConn, err := db.InitDB()
+	if err != nil {
+		return err
+	}
+	transaction := dbConn.Begin()
+	if transaction.Error != nil {
+		return transaction.Error
+	}
+	defer transaction.Rollback()
+	state := transaction.Create(value)
+	if state.Error != nil {
+		return state.Error
+	}
+	transaction.Commit()
+	return nil
+}