getUserName path implemented

backend/internal/database/db.go

@@ -44,6 +44,7 @@ type Database interface {
 	GetProjectTimes(projectName string) (map[string]int, error)
 	UpdateWeeklyReport(projectName string, userName string, week int, developmentTime int, meetingTime int, adminTime int, ownWorkTime int, studyTime int, testingTime int) error
 	RemoveProject(projectname string) error
+	GetUserName(id int) (string, error)
 }
 
 // This struct is a wrapper type that holds the database connection
@@ -611,3 +612,9 @@ func (d *Db) RemoveProject(projectname string) error {
 	_, err := d.Exec("DELETE FROM projects WHERE name = ?", projectname)
 	return err
 }
+
+func (d *Db) GetUserName(id int) (string, error) {
+	var username string
+	err := d.Get(&username, "SELECT username FROM users WHERE id = ?", id)
+	return username, err
+}

backend/internal/handlers/users/GetUserName.go

@@ -0,0 +1,32 @@
+package users
+
+import (
+	"strconv"
+	db "ttime/internal/database"
+
+	"github.com/gofiber/fiber/v2"
+)
+
+// Return the username of a user given their user id
+func GetUserName(c *fiber.Ctx) error {
+	// Check the query params for userId
+	user_id_string := c.Query("userId")
+	if user_id_string == "" {
+		return c.Status(400).SendString("Missing user id")
+	}
+
+	// Convert to int
+	user_id, err := strconv.Atoi(user_id_string)
+	if err != nil {
+		return c.Status(400).SendString("Invalid user id")
+	}
+
+	// Get the username from the database
+	username, err := db.GetDb(c).GetUserName(user_id)
+	if err != nil {
+		return c.Status(500).SendString(err.Error())
+	}
+
+	// Send the nuclear launch codes to north korea
+	return c.JSON(fiber.Map{"username": username})
+}

backend/main.go

@@ -103,6 +103,7 @@ func main() {
 	// userGroup := api.Group("/user") // Not currently in use
 	api.Get("/users/all", users.ListAllUsers)
 	api.Get("/project/getAllUsers", users.GetAllUsersProject)
+	api.Get("/username", users.GetUserName)
 	api.Post("/login", users.Login)
 	api.Post("/register", users.Register)
 	api.Post("/loginrenew", users.LoginRenew)