Add projects

main.go

@@ -14,9 +14,10 @@ import (
 	"io/ioutil"
 	"net/http"
 	"os"
+	"serverctl/pkg/application/projects"
+	"serverctl/pkg/application/users"
 	"serverctl/pkg/db"
 	"serverctl/pkg/db/postgres"
-	"serverctl/pkg/users"
 	"time"
 )
 
@@ -76,7 +77,7 @@ func BasicAuthMiddleware(l *zap.Logger, us *users.Service) gin.HandlerFunc {
 		c.Next()
 	}
 }
-func setupApi(l *zap.Logger, cc *cache.Cache, us *users.Service) {
+func setupApi(l *zap.Logger, cc *cache.Cache, us *users.Service, ps *projects.Service) {
 	l.Info("Setting up serverctl setupApi (using gin)")
 
 	r := gin.Default()
@@ -100,6 +101,53 @@ func setupApi(l *zap.Logger, cc *cache.Cache, us *users.Service) {
 		c.JSON(http.StatusCreated, gin.H{"message": "user has been registered", "userId": createUser})
 	})
 
+	projectsApi := r.Group("/projects", BasicAuthMiddleware(l, us))
+	projectsApi.POST("/", func(c *gin.Context) {
+		type CreateProjectRequest struct {
+			Name string `json:"name" binding:"required"`
+		}
+		var createProjectRequest CreateProjectRequest
+		if err := c.BindJSON(&createProjectRequest); err != nil {
+			return
+		}
+
+		userId, _ := c.Get("userId")
+		createProjectId, err := ps.CreateProject(c.Request.Context(), userId.(int), createProjectRequest.Name)
+		if err != nil {
+			c.JSON(http.StatusBadRequest, gin.H{"message": "you have provided invalid input"})
+			return
+		}
+
+		c.JSON(http.StatusCreated, gin.H{"message": "project has been created", "projectId": createProjectId})
+	})
+	projectsApi.GET("/", func(c *gin.Context) {
+		userId, _ := c.Get("userId")
+
+		projectsArr, err := ps.Get(c.Request.Context(), userId.(int))
+		if err != nil {
+			l.Warn(err.Error())
+			return
+		}
+
+		type GetProject struct {
+			Id        int    `json:"id" binding:"required"`
+			Name      string `json:"name" binding:"required"`
+			MemberIds []int  `json:"memberIds" binding:"required"`
+			AdminIds  []int  `json:"adminIds" binding:"required"`
+		}
+
+		getProject := make([]GetProject, 0)
+		for _, p := range projectsArr {
+			getProject = append(getProject, GetProject{
+				Id:        p.Id,
+				Name:      p.Name,
+				MemberIds: p.MemberIds,
+				AdminIds:  p.AdminIds,
+			})
+		}
+		c.JSON(http.StatusOK, getProject)
+	})
+
 	containers := r.Group("/containers", BasicAuthMiddleware(l, us))
 	containers.GET("/", func(c *gin.Context) {
 		type container struct {
@@ -141,7 +189,7 @@ func setupCache(l *zap.Logger) *cache.Cache {
 	l.Info("Setting up cache")
 	ristrettoCache, err := ristretto.NewCache(&ristretto.Config{
 		NumCounters: 1000,
-		MaxCost:     100,
+		MaxCost:     100_000_000,
 		BufferItems: 64,
 	})
 	if err != nil {
@@ -188,6 +236,8 @@ func main() {
 	database := db.NewClient(logger)
 	usersRepository := postgres.NewUsersRepository(database)
 	usersService := users.NewService(logger, usersRepository, cacheM)
+	projectsRepository := postgres.NewProjectsRepository(database)
+	projectsService := projects.NewService(logger, projectsRepository, cacheM)
 
-	setupApi(logger, cacheM, usersService)
+	setupApi(logger, cacheM, usersService, projectsService)
 }

migrations/001_create_users.sql

@@ -1,9 +1,10 @@
-create table users(
-  id serial primary key,
+create table sctl_user
+(
+    id            int GENERATED BY DEFAULT AS IDENTITY primary key,
     email         varchar(320) not null,
     password_hash varchar(256) not null
 );
 
 ---- create above / drop below ----
 
-drop table users;
+drop table sctl_user;

migrations/002_emails_are_unique_for_user.sql

@@ -1,10 +1,10 @@
 -- Write your migrate up statements here
-create unique index users_unique_index
-on users(email);
+create unique index user_email_unique_index
+on sctl_user(email);
 
 ---- create above / drop below ----
 
-drop index users_unique_index;
+drop index user_email_unique_index;
 
 -- Write your migrate down statements here. If this migration is irreversible
 -- Then delete the separator line above.

migrations/003_add_projects.sql

@@ -0,0 +1,14 @@
+-- Write your migrate up statements here
+
+create table sctl_project
+(
+    id int GENERATED BY DEFAULT AS IDENTITY primary key,
+    data jsonb NOT NULL
+);
+
+---- create above / drop below ----
+
+drop table sctl_project;
+
+-- Write your migrate down statements here. If this migration is irreversible
+-- Then delete the separator line above.

migrations/tern.conf

@@ -31,4 +31,4 @@ sslmode = prefer
 
 [data]
 # Any fields in the data section are available in migration templates
-# prefix = foo
+prefix = serverctl

pkg/application/projects/model.go

@@ -0,0 +1,31 @@
+package projects
+
+type Project struct {
+	Id        int
+	Name      string
+	MemberIds []int
+	AdminIds  []int
+}
+
+func NewProject(id int, name string, memberIds []int, adminIds []int) *Project {
+	return &Project{
+		Id:        id,
+		Name:      name,
+		MemberIds: memberIds,
+		AdminIds:  adminIds,
+	}
+}
+
+type CreateProject struct {
+	Name      string
+	MemberIds []int
+	AdminIds  []int
+}
+
+func NewCreateProject(name string, userId int) *CreateProject {
+	return &CreateProject{
+		Name:      name,
+		MemberIds: []int{userId},
+		AdminIds:  []int{userId},
+	}
+}

pkg/application/projects/repository.go

@@ -0,0 +1,8 @@
+package projects
+
+import "context"
+
+type Repository interface {
+	Create(ctx context.Context, project *CreateProject) (int, error)
+	GetForMemberId(ctx context.Context, memberId int) ([]*Project, error)
+}

pkg/application/projects/service.go

@@ -0,0 +1,59 @@
+package projects
+
+import (
+	"context"
+	"fmt"
+	"github.com/eko/gocache/cache"
+	"go.uber.org/zap"
+)
+
+type Service struct {
+	projectsRepository Repository
+	logger             *zap.Logger
+	cache              *cache.Cache
+}
+
+func NewService(logger *zap.Logger, projectsRepository Repository, cache *cache.Cache) *Service {
+	return &Service{
+		logger:             logger,
+		projectsRepository: projectsRepository,
+		cache:              cache}
+}
+
+func (s *Service) CreateProject(ctx context.Context, userId int, name string) (int, error) {
+	s.logger.Debug("creating project",
+		zap.String("name", name),
+		zap.Int("creatorId", userId))
+
+	projectId, err := s.projectsRepository.Create(ctx, NewCreateProject(name, userId))
+	if err != nil {
+		s.logger.Warn(err.Error())
+		return -1, err
+	}
+
+	_ = s.cache.Delete(fmt.Sprintf("projects_userId_%d", userId))
+
+	return projectId, nil
+}
+
+func (s *Service) Get(ctx context.Context, userId int) ([]*Project, error) {
+	s.logger.Debug("getting projects",
+		zap.Int("userId", userId))
+
+	loadFunc := func(key interface{}) (interface{}, error) {
+		s.logger.Debug("getting projects from repository",
+			zap.Int("userId", userId))
+		return s.projectsRepository.GetForMemberId(ctx, userId)
+	}
+
+	cacheEntry := cache.NewLoadable(
+		loadFunc,
+		s.cache)
+
+	entry, err := cacheEntry.Get(fmt.Sprintf("projects_userId_%d", userId))
+	if err != nil {
+		return nil, err
+	}
+
+	return entry.([]*Project), nil
+}

pkg/application/users/service.go

@@ -2,6 +2,7 @@ package users
 
 import (
 	"context"
+	"fmt"
 	"github.com/eko/gocache/cache"
 	"go.uber.org/zap"
 )
@@ -39,6 +40,15 @@ func (s *Service) Create(email string, password string) (int, error) {
 }
 
 func (s *Service) Authenticate(ctx context.Context, email string, password string) (*User, error) {
-	user, err := s.repository.GetByEmail(ctx, email, s.passwordHasher.HashPassword(password))
-	return user, err
+	loadFunc := func(key interface{}) (interface{}, error) {
+		s.logger.Debug("getting user from cache", zap.String("email", email))
+		return s.repository.GetByEmail(ctx, email, s.passwordHasher.HashPassword(password))
+	}
+
+	get, err := cache.NewLoadable(loadFunc, s.cache).Get(fmt.Sprintf("user_email_%s", email))
+	if err != nil {
+		return nil, err
+	}
+
+	return get.(*User), nil
 }

pkg/db/postgres/projectsRepository.go

@@ -0,0 +1,66 @@
+package postgres
+
+import (
+	"context"
+	"serverctl/pkg/application/projects"
+	"serverctl/pkg/db"
+)
+
+var _ projects.Repository = &ProjectsRepository{}
+
+type ProjectsRepository struct {
+	db *db.Client
+}
+
+func NewProjectsRepository(db *db.Client) projects.Repository {
+	return &ProjectsRepository{db: db}
+}
+
+type projectData struct {
+	Name      string `json:"name"`
+	MemberIds []int  `json:"memberIds"`
+	AdminIds  []int  `json:"adminIds"`
+}
+
+func NewProjectData(project *projects.CreateProject) projectData {
+	return projectData{
+		Name:      project.Name,
+		AdminIds:  project.AdminIds,
+		MemberIds: project.MemberIds,
+	}
+}
+
+func (p ProjectsRepository) Create(ctx context.Context, project *projects.CreateProject) (int, error) {
+	conn := p.db.GetConn(ctx)
+	defer conn.Release()
+
+	var projectId int
+	err := conn.QueryRow(ctx, "insert into sctl_project(data) values ($1) returning id", NewProjectData(project)).Scan(&projectId)
+	if err != nil {
+		return -1, err
+	}
+
+	return projectId, nil
+}
+
+func (p ProjectsRepository) GetForMemberId(ctx context.Context, memberId int) ([]*projects.Project, error) {
+	conn := p.db.GetConn(ctx)
+	defer conn.Release()
+
+	rows, _ := conn.Query(ctx, "select id, data from sctl_project")
+	projectsArr := make([]*projects.Project, 0)
+
+	for rows.Next() {
+		var (
+			id   int
+			data projectData
+		)
+		err := rows.Scan(&id, &data)
+		if err != nil {
+			return nil, err
+		}
+		projectsArr = append(projectsArr, projects.NewProject(id, data.Name, data.MemberIds, data.AdminIds))
+	}
+
+	return projectsArr, nil
+}

pkg/db/postgres/usersRepository.go

@@ -3,26 +3,26 @@ package postgres
 import (
 	"context"
 	"errors"
+	users2 "serverctl/pkg/application/users"
 	"serverctl/pkg/db"
-	"serverctl/pkg/users"
 )
 
-var _ users.Repository = &usersRepository{}
+var _ users2.Repository = &usersRepository{}
 
 type usersRepository struct {
 	databasePool *db.Client
 }
 
-func NewUsersRepository(db *db.Client) users.Repository {
+func NewUsersRepository(db *db.Client) users2.Repository {
 	return &usersRepository{db}
 }
 
-func (u *usersRepository) Create(ctx context.Context, user *users.CreateUser) (int, error) {
+func (u *usersRepository) Create(ctx context.Context, user *users2.CreateUser) (int, error) {
 	var userId int
 	conn := u.databasePool.GetConn(ctx)
 	defer conn.Release()
 
-	conn.QueryRow(ctx, "INSERT INTO users(email, password_hash) values ($1, $2) RETURNING id", user.Email, user.PasswordHash).Scan(&userId)
+	conn.QueryRow(ctx, "INSERT INTO sctl_user(email, password_hash) values ($1, $2) RETURNING id", user.Email, user.PasswordHash).Scan(&userId)
 
 	if userId == 0 {
 		return -1, errors.New("could not insert data into users table")
@@ -31,12 +31,12 @@ func (u *usersRepository) Create(ctx context.Context, user *users.CreateUser) (i
 	return userId, nil
 }
 
-func (u *usersRepository) GetByEmail(ctx context.Context, email string, passwordHash string) (*users.User, error) {
+func (u *usersRepository) GetByEmail(ctx context.Context, email string, passwordHash string) (*users2.User, error) {
 	conn := u.databasePool.GetConn(ctx)
 	defer conn.Release()
 
 	var id int
-	err := conn.QueryRow(ctx, "select id from users where email = $1 and password_hash = $2", email, passwordHash).Scan(&id)
+	err := conn.QueryRow(ctx, "select id from sctl_user where email = $1 and password_hash = $2", email, passwordHash).Scan(&id)
 	if err != nil {
 		return nil, err
 	}
@@ -45,5 +45,5 @@ func (u *usersRepository) GetByEmail(ctx context.Context, email string, password
 		return nil, errors.New("user with that password doesn't exist")
 	}
 
-	return users.NewUser(id, email), nil
+	return users2.NewUser(id, email), nil
 }