From abfb79b9917f8f1f7ef9f7f08d58d6971902f126 Mon Sep 17 00:00:00 2001
From: Imbus <>
Date: Thu, 4 Apr 2024 19:54:31 +0200
Subject: [PATCH] getUserName path implemented

---
 backend/internal/database/db.go               |  7 ++++
 .../internal/handlers/users/GetUserName.go    | 32 +++++++++++++++++++
 backend/main.go                               |  1 +
 frontend/src/API/API.ts                       | 27 ++++++++++++++++
 4 files changed, 67 insertions(+)
 create mode 100644 backend/internal/handlers/users/GetUserName.go

diff --git a/backend/internal/database/db.go b/backend/internal/database/db.go
index 0bd67bc..b8e7205 100644
--- a/backend/internal/database/db.go
+++ b/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
+}
diff --git a/backend/internal/handlers/users/GetUserName.go b/backend/internal/handlers/users/GetUserName.go
new file mode 100644
index 0000000..82b6cc8
--- /dev/null
+++ b/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})
+}
diff --git a/backend/main.go b/backend/main.go
index 42daa5c..7b19dd9 100644
--- a/backend/main.go
+++ b/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)
diff --git a/frontend/src/API/API.ts b/frontend/src/API/API.ts
index cf3d1eb..86ad6dc 100644
--- a/frontend/src/API/API.ts
+++ b/frontend/src/API/API.ts
@@ -233,6 +233,12 @@ interface API {
     projectName: string,
     token: string,
   ): Promise<APIResponse<string>>;
+  /**
+   * Get the username from the id
+   * @param {number} id The id of the user
+   * @param {string} token Your token
+   */
+  getUsername(id: number, token: string): Promise<APIResponse<string>>;
 }
 
 /** An instance of the API */
@@ -870,4 +876,25 @@ export const api: API = {
     }
     return { success: true, message: "User promoted to project manager" };
   },
+
+  async getUsername(id: number, token: string): Promise<APIResponse<string>> {
+    try {
+      const response = await fetch(`/api/username?userId=${id}`, {
+        method: "GET",
+        headers: {
+          "Content-Type": "application/json",
+          Authorization: "Bearer " + token,
+        },
+      });
+
+      if (!response.ok) {
+        return { success: false, message: "Failed to get username" };
+      } else {
+        const data = (await response.json()) as string;
+        return { success: true, data };
+      }
+    } catch (e) {
+      return { success: false, message: "Failed to get username" };
+    }
+  },
 };