1 files changed, 11 insertions, 7 deletions
diff --git a/backend/handlers/goal_handler.go b/backend/handlers/goal_handler.go
index 53a3d6e..09bea74 100644
--- a/backend/handlers/goal_handler.go
+++ b/backend/handlers/goal_handler.go
@@ -12,6 +12,7 @@ import (
 	"github.com/gin-gonic/gin"
 )
 
+// CreateGoalInput defines the structure for creating a new financial goal
 type CreateGoalInput struct {
 	Name          string `json:"name" binding:"required"`
 	TargetAmount  int64  `json:"targetAmount" binding:"required"`
@@ -20,6 +21,7 @@ type CreateGoalInput struct {
 	Status        string `json:"status"`
 }
 
+// UpdateGoalInput defines the structure for updating an existing financial goal
 type UpdateGoalInput struct {
 	Name          string `json:"name"`
 	TargetAmount  int64  `json:"targetAmount"`
@@ -28,20 +30,22 @@ type UpdateGoalInput struct {
 	Status        string `json:"status"`
 }
 
+// UpdateGoalProgressInput defines the structure for updating just the progress of a goal
 type UpdateGoalProgressInput struct {
 	CurrentAmount int64 `json:"currentAmount" binding:"required"`
 }
 
-// GoalHandler handles goal-related operations
+// GoalHandler handles all goal-related operations in the API
 type GoalHandler struct {
 }
 
-// NewGoalHandler creates a new goal handler
+// NewGoalHandler creates and returns a new GoalHandler instance
 func NewGoalHandler() *GoalHandler {
 	return &GoalHandler{}
 }
 
-// GetGoals gets all goals for the current user
+// GetGoals retrieves all goals for the authenticated user
+// Optionally filtered by status if provided as a query parameter
 func (h *GoalHandler) GetGoals(c *gin.Context) {
 	userID := c.MustGet("userID").(uint)
 	var goals []models.Goal
@@ -63,7 +67,7 @@ func (h *GoalHandler) GetGoals(c *gin.Context) {
 	c.JSON(http.StatusOK, goals)
 }
 
-// GetGoal gets a specific goal by ID
+// GetGoal retrieves a specific goal by ID for the authenticated user
 func (h *GoalHandler) GetGoal(c *gin.Context) {
 	userID := c.MustGet("userID").(uint)
 	goalID, err := strconv.ParseUint(c.Param("id"), 10, 32)
@@ -83,7 +87,7 @@ func (h *GoalHandler) GetGoal(c *gin.Context) {
 	c.JSON(http.StatusOK, goal)
 }
 
-// CreateGoal creates a new goal for the current user
+// CreateGoal creates a new financial goal for the authenticated user
 func (h *GoalHandler) CreateGoal(c *gin.Context) {
 	userID := c.MustGet("userID").(uint)
 	var input CreateGoalInput
@@ -135,7 +139,7 @@ func (h *GoalHandler) CreateGoal(c *gin.Context) {
 	c.JSON(http.StatusCreated, goal)
 }
 
-// UpdateGoal updates an existing goal
+// UpdateGoal updates an existing goal for the authenticated user
 func (h *GoalHandler) UpdateGoal(c *gin.Context) {
 	userID := c.MustGet("userID").(uint)
 	goalID, err := strconv.ParseUint(c.Param("id"), 10, 32)
@@ -240,7 +244,7 @@ func (h *GoalHandler) UpdateGoalProgress(c *gin.Context) {
 	c.JSON(http.StatusOK, goal)
 }
 
-// DeleteGoal deletes a goal
+// DeleteGoal deletes a goal belonging to the authenticated user
 func (h *GoalHandler) DeleteGoal(c *gin.Context) {
 	userID := c.MustGet("userID").(uint)
 	goalID, err := strconv.ParseUint(c.Param("id"), 10, 32)