feat: added option for users to hide timetable from friends

vitty-backend-api/api/v2/friendHandler.go

@@ -1,6 +1,8 @@
 package v2
 
 import (
+	"log"
+
 	"github.com/GDGVIT/vitty-backend/vitty-backend-api/api/middleware"
 	"github.com/GDGVIT/vitty-backend/vitty-backend-api/api/serializers"
 	"github.com/GDGVIT/vitty-backend/vitty-backend-api/internal/database"
@@ -22,8 +24,9 @@ func friendHandler(api fiber.Router) {
 	friendGroup.Use(middleware.JWTAuthMiddleware)
 	friendGroup.Get("/:username", getFriends)
 	friendGroup.Delete("/:username", removeFriend)
+	friendGroup.Post("/ghost/:username", becomeGhost)
+	friendGroup.Post("/alive/:username", becomeAlive)
 }
-
 func getFriendRequests(c *fiber.Ctx) error {
 	request_user := c.Locals("user").(models.User)
 	return c.Status(fiber.StatusOK).JSON(serializers.FriendRequestsSerializer(request_user.GetFriendRequests(), request_user))
@@ -205,3 +208,35 @@ func removeFriend(c *fiber.Ctx) error {
 		"detail": "Friend removed successfully",
 	})
 }
+
+func becomeGhost(c *fiber.Ctx) error {
+	request_user := c.Locals("user").(models.User)
+	username := c.Params("username")
+
+	err := request_user.BecomeGost(username)
+
+	if err != nil {
+		log.Println(err)
+		return c.Status(fiber.StatusInternalServerError).JSON(fiber.ErrInternalServerError)
+	}
+
+	return c.Status(fiber.StatusOK).JSON(fiber.Map{
+		"data": "profile hidden",
+	})
+}
+
+func becomeAlive(c *fiber.Ctx) error {
+	request_user := c.Locals("user").(models.User)
+	username := c.Params("username")
+
+	err := request_user.BecomeAlive(username)
+
+	if err != nil {
+		log.Println(err)
+		return c.Status(fiber.StatusInternalServerError).JSON(fiber.ErrInternalServerError)
+	}
+
+	return c.Status(fiber.StatusOK).JSON(fiber.Map{
+		"data": "profile visible",
+	})
+}

vitty-backend-api/api/v2/userHandler.go

@@ -1,14 +1,17 @@
 package v2
 
 import (
+	"errors"
 	"fmt"
+	"log"
 
 	"github.com/GDGVIT/vitty-backend/vitty-backend-api/api/middleware"
 	"github.com/GDGVIT/vitty-backend/vitty-backend-api/api/serializers"
 	"github.com/GDGVIT/vitty-backend/vitty-backend-api/internal/database"
 	"github.com/GDGVIT/vitty-backend/vitty-backend-api/internal/models"
 	"github.com/GDGVIT/vitty-backend/vitty-backend-api/internal/utils"
 	"github.com/gofiber/fiber/v2"
+	"gorm.io/gorm"
 )
 
 func userHandler(api fiber.Router) {
@@ -60,10 +63,29 @@ func getUser(c *fiber.Ctx) error {
 	fmt.Println("Friends", user.IsFriendsWith(request_user))
 
 	if (user.Username == request_user.Username) ||
-		(user.IsFriendsWith(request_user)) ||
 		(request_user.Role == "admin") {
 		return c.Status(fiber.StatusOK).JSON(serializers.UserSerializer(user, request_user))
 	}
+
+	if user.IsFriendsWith(request_user) {
+		err, isGhosted := request_user.IsGhosted(username)
+
+		if err != nil && !errors.Is(err, gorm.ErrRecordNotFound) {
+			log.Println(err)
+			return c.Status(fiber.StatusInternalServerError).JSON(fiber.ErrInternalServerError)
+
+		}
+
+		if isGhosted || errors.Is(err, gorm.ErrRecordNotFound) {
+			return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{
+				"code":  "1811",
+				"error": "",
+			})
+		}
+
+		return c.Status(fiber.StatusOK).JSON(serializers.UserSerializer(user, request_user))
+	}
+
 	return c.Status(fiber.StatusOK).JSON(serializers.UserCardSerializer(user, request_user))
 }
 

vitty-backend-api/go.mod

@@ -6,6 +6,7 @@ require (
 	firebase.google.com/go v3.13.0+incompatible
 	github.com/gofiber/fiber/v2 v2.46.0
 	github.com/golang-jwt/jwt/v4 v4.5.0
+	github.com/joho/godotenv v1.5.1
 	github.com/labstack/echo/v4 v4.11.2
 	github.com/urfave/cli/v2 v2.25.6
 	golang.org/x/exp v0.0.0-20230522175609-2e198f4a06a1

vitty-backend-api/go.sum

@@ -98,6 +98,8 @@ github.com/jinzhu/inflection v1.0.0 h1:K317FqzuhWc8YvSVlFMCCUb36O/S9MCKRDI7QkRKD
 github.com/jinzhu/inflection v1.0.0/go.mod h1:h+uFLlag+Qp1Va5pdKtLDYj+kHp5pxUVkryuEj+Srlc=
 github.com/jinzhu/now v1.1.5 h1:/o9tlHleP7gOFmsnYNz3RGnqzefHA47wQpKrrdTIwXQ=
 github.com/jinzhu/now v1.1.5/go.mod h1:d3SSVoowX0Lcu0IBviAWJpolVfI5UJVZZ7cO71lE/z8=
+github.com/joho/godotenv v1.5.1 h1:7eLL/+HRGLY0ldzfGMeQkb7vMd0as4CfYvUVzLqw0N0=
+github.com/joho/godotenv v1.5.1/go.mod h1:f4LDr5Voq0i2e/R5DDNOoa2zzDfwtkZa6DnEwAbqwq4=
 github.com/klauspost/compress v1.16.3 h1:XuJt9zzcnaz6a16/OU53ZjWp/v7/42WcR5t2a0PcNQY=
 github.com/klauspost/compress v1.16.3/go.mod h1:ntbaceVETuRiXiv4DpjP66DpAtAGkEQskQzEyD//IeE=
 github.com/labstack/echo/v4 v4.11.2 h1:T+cTLQxWCDfqDEoydYm5kCobjmHwOwcv4OJAPHilmdE=

vitty-backend-api/internal/models/initialize.go

@@ -9,6 +9,7 @@ import (
 func InitializeModels() {
 	MODELS := map[string]interface{}{
 		"User":            &User{},
+		"UserFriends":     &UserFriends{},
 		"Timetable":       &Timetable{},
 		"Friend Requests": &FriendRequest{},
 	}

vitty-backend-api/internal/models/userFriends.go

@@ -0,0 +1,10 @@
+package models
+
+import "time"
+
+type UserFriends struct {
+	UserUsername   string     `gorm:"primaryKey"`
+	FriendUsername string     `gorm:"primaryKey"`
+	Hide           bool       `gorm:"default:false"`
+	UpdatedAt      *time.Time `gorm:"default:CURRENT_TIMESTAMP"`
+}

vitty-backend-api/internal/models/users.go

@@ -27,11 +27,8 @@ func (u *User) GetCurrentStatus() map[string]interface{} {
 	now := time.Now()
 	currTime := time.Date(0, 1, 1, now.Hour(), now.Minute(), now.Second(), 0, time.Local)
 	// Remove date part
-	fmt.Println("Current time: ", currTime)
 	daySlots := u.GetTimeTable().GetDaySlots(time.Now().Weekday())
-	fmt.Println("Day slots: ", daySlots)
 	for _, slot := range daySlots[time.Now().Weekday().String()] {
-		fmt.Println("Slot: ", slot)
 		if slot.StartTime.Before(currTime) && slot.EndTime.After(currTime) {
 			return map[string]interface{}{
 				"status": "class",
@@ -65,6 +62,55 @@ func (u *User) IsFriendsWith(user User) bool {
 	return count != 0
 }
 
+func (u *User) BecomeGost(friendUserName string) error {
+	var userFriend UserFriends
+
+	userFriend.UserUsername = u.Username
+	userFriend.FriendUsername = friendUserName
+
+	err := database.DB.Model(&UserFriends{}).Where(&userFriend).UpdateColumn("hide", true).Error
+	return err
+}
+
+func (u *User) BecomeAlive(friendUserName string) error {
+	var userFriend UserFriends
+	userFriend.UserUsername = u.Username
+	userFriend.FriendUsername = friendUserName
+	userFriend.Hide = false
+
+	err := database.DB.Model(&UserFriends{}).Where(&userFriend).UpdateColumn("hide", false).Error
+	return err
+}
+
+func (u *User) IsGhosted(friendUserName string) (error, bool) {
+	var userFriend UserFriends
+
+	userFriend.UserUsername = u.Username
+	userFriend.FriendUsername = friendUserName
+
+	threshold := time.Now().Add(-8*time.Hour - 48*time.Minute)
+
+	fmt.Println(threshold)
+
+	err := database.DB.Model(&UserFriends{}).Where("updated_at < ?", threshold).First(&userFriend).Error
+
+	if err != nil {
+		return err, false
+	}
+
+	if userFriend.Hide {
+		return nil, userFriend.Hide
+	}
+
+	userFriend.UserUsername = friendUserName
+	userFriend.FriendUsername = u.Username
+	userFriend.UpdatedAt = nil
+
+	err = database.DB.Model(&UserFriends{}).Where(&userFriend).First(&userFriend).Error
+
+	return err, userFriend.Hide
+}
+
 func (u *User) HasSentFriendRequest(user User) bool {
 	var count int64
 	database.DB.Model(&FriendRequest{}).Where("from_username = ? AND to_username = ?", u.Username, user.Username).Count(&count)