Darren/db schema

.env.example

@@ -0,0 +1,14 @@
+# Database
+POSTGRES_DB=codesce
+POSTGRES_USER=codesce
+POSTGRES_PASSWORD=changeme
+DB_PORT=5432
+
+# Backend
+BACKEND_PORT=6767
+GIN_MODE=debug
+DATABASE_URL=postgres://codesce:changeme@database:5432/codesce?sslmode=disable
+
+# Frontend
+FRONTEND_PORT=3000
+VITE_API_URL=http://localhost:6767

.gitignore

@@ -1 +1,3 @@
 .cursor/
+.env
+/server

Dockerfile

@@ -0,0 +1,26 @@
+# Backend Dockerfile (Go/Gin)
+
+# --- Build stage ---
+FROM golang:1.25-alpine AS build
+
+WORKDIR /app
+
+COPY go.mod go.sum ./
+RUN go mod download
+
+COPY . .
+
+RUN go build -o /bin/server ./cmd/server
+
+# --- Production stage ---
+FROM alpine:3.20 AS production
+
+RUN apk add --no-cache ca-certificates
+
+WORKDIR /app
+
+COPY --from=build /bin/server /bin/server
+
+EXPOSE 6767
+
+CMD ["/bin/server"]

Dockerfile.dev

@@ -0,0 +1,15 @@
+# Backend Dev Dockerfile (Go/Gin)
+
+FROM golang:1.25-alpine
+
+WORKDIR /app
+
+COPY go.mod go.sum ./
+RUN go mod download
+
+COPY . .
+
+EXPOSE 6767
+
+CMD ["go", "run", "./cmd/server"]
+# Note: app should listen on port 6767

cmd/server/main.go

@@ -1,15 +1,64 @@
 package main
 
 import (
+	"database/sql"
+	"log"
+	"os"
+
 	"github.com/gin-gonic/gin"
+	_ "github.com/jackc/pgx/v5/stdlib"
+
+	"CodeSCE/internal/db"
+	"CodeSCE/internal/handlers"
 )
 
 func main() {
+	dsn := os.Getenv("DATABASE_URL")
+	if dsn == "" {
+		log.Fatal("DATABASE_URL environment variable is required")
+	}
+
+	database, err := sql.Open("pgx", dsn)
+	if err != nil {
+		log.Fatalf("failed to open database: %v", err)
+	}
+	defer database.Close()
+
+	if err := database.Ping(); err != nil {
+		log.Fatalf("failed to ping database: %v", err)
+	}
+
+	if err := db.InitSchema(database); err != nil {
+		log.Fatalf("failed to initialize schema: %v", err)
+	}
+
 	r := gin.Default()
 	r.GET("/ping", func(c *gin.Context) {
 		c.JSON(200, gin.H{
 			"message": "pong",
 		})
 	})
+
+	api := r.Group("/api")
+	api.POST("/assessments", handlers.CreateAssessment)
+	api.GET("/assessments", handlers.ListAssessments)
+	api.GET("/assessments/:id", handlers.GetAssessment)
+	api.POST("/assessments/:id/questions", handlers.AddQuestion)
+	api.POST("/assessments/:id/questions/:qid/test-cases", handlers.AddTestCases)
+
+	api.POST("/assessments/:id/invites", handlers.CreateInvite)
+	api.GET("/invites", handlers.ListInvites)
+	api.GET("/invites/:token", handlers.ValidateInvite)
+	api.POST("/invites/:token/start", handlers.StartAttempt)
+
+	api.GET("/attempts", handlers.ListAttempts)
+	api.GET("/attempts/:id", handlers.GetAttempt)
+	api.GET("/attempts/:id/questions", handlers.GetAttemptQuestions)
+	api.POST("/attempts/:id/answers", handlers.SaveAnswers)
+	api.POST("/attempts/:id/submit", handlers.SubmitAttempt)
+
+	api.POST("/attempts/:id/questions/:qid/submissions", handlers.CreateSubmission)
+	api.GET("/submissions/:id", handlers.GetSubmission)
+	api.POST("/attempts/:id/questions/:qid/run", handlers.RunCode)
 	r.Run(":6767")
 }

docker-compose.dev.yml

@@ -0,0 +1,38 @@
+services:
+  database:
+    ports:
+      - "${DB_PORT:-5432}:5432"
+
+  backend:
+    build:
+      context: .
+      dockerfile: Dockerfile.dev
+    environment:
+      GIN_MODE: debug
+      PORT: ${BACKEND_PORT:-6767}
+      DATABASE_URL: postgres://${POSTGRES_USER}:${POSTGRES_PASSWORD}@database:5432/${POSTGRES_DB}?sslmode=disable
+    volumes:
+      - .:/app
+      - go-mod-cache:/go/pkg/mod
+    ports:
+      - "${BACKEND_PORT:-6767}:6767"
+    depends_on:
+      database:
+        condition: service_healthy
+
+  frontend:
+    build:
+      context: ./frontend
+      dockerfile: Dockerfile.dev
+    environment:
+      VITE_API_URL: http://localhost:${BACKEND_PORT:-6767}
+    volumes:
+      - ./frontend:/app
+      - /app/node_modules
+    ports:
+      - "${FRONTEND_PORT:-3000}:5173"
+    depends_on:
+      - backend
+
+volumes:
+  go-mod-cache:

docker-compose.yml

@@ -0,0 +1,52 @@
+services:
+  database:
+    image: postgres:16-alpine
+    container_name: codesce-db
+    environment:
+      POSTGRES_DB: ${POSTGRES_DB}
+      POSTGRES_USER: ${POSTGRES_USER}
+      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
+    ports:
+      - "${DB_PORT:-5432}:5432"
+    volumes:
+      - pgdata:/var/lib/postgresql/data
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U ${POSTGRES_USER} -d ${POSTGRES_DB}"]
+      interval: 5s
+      timeout: 5s
+      retries: 5
+
+  backend:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    container_name: codesce-backend
+    environment:
+      DATABASE_URL: postgres://${POSTGRES_USER}:${POSTGRES_PASSWORD}@database:5432/${POSTGRES_DB}?sslmode=disable
+      GIN_MODE: ${GIN_MODE:-release}
+      PORT: ${BACKEND_PORT:-6767}
+    ports:
+      - "${BACKEND_PORT:-6767}:6767"
+    depends_on:
+      database:
+        condition: service_healthy
+
+  frontend:
+    build:
+      context: ./frontend
+      dockerfile: Dockerfile
+    container_name: codesce-frontend
+    environment:
+      VITE_API_URL: ${VITE_API_URL:-http://backend:6767}
+    ports:
+      - "${FRONTEND_PORT:-3000}:80"
+    depends_on:
+      - backend
+
+volumes:
+  pgdata:
+
+networks:
+  default:
+    external: true
+    name: sce

frontend/Dockerfile

@@ -0,0 +1,23 @@
+# Frontend Dockerfile (React/Vite)
+
+# --- Build stage ---
+FROM node:20-alpine AS build
+
+WORKDIR /app
+
+COPY package.json package-lock.json ./
+
+RUN npm ci
+
+COPY . .
+
+RUN npm run build
+
+# --- Production stage ---
+FROM nginx:alpine AS production
+
+COPY --from=build /app/dist /usr/share/nginx/html
+
+EXPOSE 80
+
+CMD ["nginx", "-g", "daemon off;"]

frontend/Dockerfile.dev

@@ -0,0 +1,15 @@
+# Frontend Dev Dockerfile (React/Vite)
+
+FROM node:20-alpine
+
+WORKDIR /app
+
+COPY package.json package-lock.json ./
+
+RUN npm ci
+
+COPY . .
+
+EXPOSE 5173
+
+CMD ["npm", "run", "dev", "--", "--host", "0.0.0.0"]

go.mod

@@ -2,7 +2,10 @@ module CodeSCE
 
 go 1.25.0
 
-require github.com/gin-gonic/gin v1.12.0
+require (
+	github.com/gin-gonic/gin v1.12.0
+	github.com/jackc/pgx/v5 v5.9.1
+)
 
 require (
 	github.com/bytedance/gopkg v0.1.3 // indirect
@@ -16,6 +19,9 @@ require (
 	github.com/go-playground/validator/v10 v10.30.1 // indirect
 	github.com/goccy/go-json v0.10.5 // indirect
 	github.com/goccy/go-yaml v1.19.2 // indirect
+	github.com/jackc/pgpassfile v1.0.0 // indirect
+	github.com/jackc/pgservicefile v0.0.0-20240606120523-5a60cdf6a761 // indirect
+	github.com/jackc/puddle/v2 v2.2.2 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/klauspost/cpuid/v2 v2.3.0 // indirect
 	github.com/leodido/go-urn v1.4.0 // indirect
@@ -31,6 +37,7 @@ require (
 	golang.org/x/arch v0.22.0 // indirect
 	golang.org/x/crypto v0.48.0 // indirect
 	golang.org/x/net v0.51.0 // indirect
+	golang.org/x/sync v0.19.0 // indirect
 	golang.org/x/sys v0.41.0 // indirect
 	golang.org/x/text v0.34.0 // indirect
 	google.golang.org/protobuf v1.36.10 // indirect

go.sum

@@ -30,6 +30,14 @@ github.com/goccy/go-yaml v1.19.2/go.mod h1:XBurs7gK8ATbW4ZPGKgcbrY1Br56PdM69F7Lk
 github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
 github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
 github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
+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 v0.0.0-20240606120523-5a60cdf6a761 h1:iCEnooe7UlwOQYpKFhBabPMi4aNAfoODPEFNiAnClxo=
+github.com/jackc/pgservicefile v0.0.0-20240606120523-5a60cdf6a761/go.mod h1:5TJZWKEWniPve33vlWYSoGYefn3gLQRzjfDlhSJ9ZKM=
+github.com/jackc/pgx/v5 v5.9.1 h1:uwrxJXBnx76nyISkhr33kQLlUqjv7et7b9FjCen/tdc=
+github.com/jackc/pgx/v5 v5.9.1/go.mod h1:mal1tBGAFfLHvZzaYh77YS/eC6IX9OWbRV1QIIM0Jn4=
+github.com/jackc/puddle/v2 v2.2.2 h1:PR8nw+E/1w0GLuRFSmiioY6UooMp6KJv0/61nB7icHo=
+github.com/jackc/puddle/v2 v2.2.2/go.mod h1:vriiEXHvEE654aYKXXjOvZM39qJ0q+azkZFrfEOc3H4=
 github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM=
 github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo=
 github.com/klauspost/cpuid/v2 v2.3.0 h1:S4CRMLnYUhGeDFDqkGriYKdfoFlDnMtqTiI/sFzhA9Y=
@@ -56,6 +64,7 @@ github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSS
 github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
 github.com/stretchr/objx v0.5.2/go.mod h1:FRsXN1f5AsAjCGJKqEizvkpNtU+EGNCLh3NxZ/8L+MA=
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
+github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
 github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
@@ -76,6 +85,8 @@ golang.org/x/crypto v0.48.0 h1:/VRzVqiRSggnhY7gNRxPauEQ5Drw9haKdM0jqfcCFts=
 golang.org/x/crypto v0.48.0/go.mod h1:r0kV5h3qnFPlQnBSrULhlsRfryS2pmewsg+XfMgkVos=
 golang.org/x/net v0.51.0 h1:94R/GTO7mt3/4wIKpcR5gkGmRLOuE/2hNGeWq/GBIFo=
 golang.org/x/net v0.51.0/go.mod h1:aamm+2QF5ogm02fjy5Bb7CQ0WMt1/WVM7FtyaTLlA9Y=
+golang.org/x/sync v0.19.0 h1:vV+1eWNmZ5geRlYjzm2adRgW2/mcpevXNg50YZtPCE4=
+golang.org/x/sync v0.19.0/go.mod h1:9KTHXmSnoGruLpwFjVSX0lNNA75CykiMECbovNTZqGI=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.41.0 h1:Ivj+2Cp/ylzLiEU89QhWblYnOE9zerudt9Ftecq2C6k=
 golang.org/x/sys v0.41.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=