package projects

import (
	log "github.com/Sirupsen/logrus"
	"github.com/ansible-semaphore/semaphore/api/helpers"
	"github.com/ansible-semaphore/semaphore/db"
	"github.com/ansible-semaphore/semaphore/util"
	"net/http"

	"github.com/gorilla/context"
)

// GetProjects returns all projects in this users context
func GetProjects(w http.ResponseWriter, r *http.Request) {
	user := context.Get(r, "user").(*db.User)

	projects, err := helpers.Store(r).GetProjects(user.ID)

	if err != nil {
		helpers.WriteError(w, err)
		return
	}

	helpers.WriteJSON(w, http.StatusOK, projects)
}

func createDemoProject(projectID int, store db.Store) (err error) {
	var noneKey db.AccessKey
	var demoRepo db.Repository
	var emptyEnv db.Environment

	var buildInv db.Inventory
	var devInv db.Inventory
	var prodInv db.Inventory

	noneKey, err = store.CreateAccessKey(db.AccessKey{
		Name: "None",
	})

	if err != nil {
		return
	}

	demoRepo, err = store.CreateRepository(db.Repository{
		Name:      "Demo Project",
		ProjectID: projectID,
		GitURL:    "https://github.com/semaphoreui/demo-project.git",
		GitBranch: "main",
		SSHKeyID:  noneKey.ID,
	})

	if err != nil {
		return
	}

	emptyEnv, err = store.CreateEnvironment(db.Environment{
		Name:      "Empty",
		ProjectID: projectID,
		JSON:      "{}",
	})

	if err != nil {
		return
	}

	buildInv, err = store.CreateInventory(db.Inventory{
		Name:      "Build",
		ProjectID: projectID,
		Inventory: "[builder]\nlocalhost",
		Type:      "static",
	})

	if err != nil {
		return
	}

	devInv, err = store.CreateInventory(db.Inventory{
		ProjectID: projectID,
	})

	if err != nil {
		return
	}

	prodInv, err = store.CreateInventory(db.Inventory{
		ProjectID: projectID,
	})

	if err != nil {
		return
	}

	_, err = store.CreateTemplate(db.Template{
		Name:          "Build",
		Playbook:      "build.yml",
		ProjectID:     projectID,
		InventoryID:   buildInv.ID,
		EnvironmentID: &emptyEnv.ID,
		RepositoryID:  demoRepo.ID,
	})

	if err != nil {
		return
	}

	_, err = store.CreateTemplate(db.Template{
		Name:          "Deploy to Dev",
		Playbook:      "deploy.yml",
		ProjectID:     projectID,
		InventoryID:   devInv.ID,
		EnvironmentID: &emptyEnv.ID,
		RepositoryID:  demoRepo.ID,
	})

	if err != nil {
		return
	}

	_, err = store.CreateTemplate(db.Template{
		Name:          "Deploy to Production",
		Playbook:      "deploy.yml",
		ProjectID:     projectID,
		InventoryID:   prodInv.ID,
		EnvironmentID: &emptyEnv.ID,
		RepositoryID:  demoRepo.ID,
	})

	return
}

// AddProject adds a new project to the database
func AddProject(w http.ResponseWriter, r *http.Request) {

	user := context.Get(r, "user").(*db.User)

	if !user.Admin && !util.Config.NonAdminCanCreateProject {
		log.Warn(user.Username + " is not permitted to edit users")
		w.WriteHeader(http.StatusUnauthorized)
		return
	}

	var bodyWithDemo struct {
		db.Project
		Demo bool `json:"demo"`
	}

	if !helpers.Bind(w, r, &bodyWithDemo) {
		return
	}

	body := bodyWithDemo.Project

	store := helpers.Store(r)

	body, err := store.CreateProject(body)
	if err != nil {
		helpers.WriteError(w, err)
		return
	}

	_, err = store.CreateProjectUser(db.ProjectUser{ProjectID: body.ID, UserID: user.ID, Role: db.ProjectOwner})
	if err != nil {
		helpers.WriteError(w, err)
		return
	}

	if bodyWithDemo.Demo {
		err = createDemoProject(body.ID, store)

		if err != nil {
			helpers.WriteError(w, err)
			return
		}
	}

	desc := "Project Created"
	oType := db.EventProject
	_, err = store.CreateEvent(db.Event{
		UserID:      &user.ID,
		ProjectID:   &body.ID,
		Description: &desc,
		ObjectType:  &oType,
		ObjectID:    &body.ID,
	})

	if err != nil {
		log.Error(err)
	}

	helpers.WriteJSON(w, http.StatusCreated, body)
}