From ae52be1162dd642299a2e5b20fd190f6276184f2 Mon Sep 17 00:00:00 2001
From: Marcos Fonseca <contato@marcosfonseca.com.br>
Date: Wed, 24 Jul 2024 17:12:09 -0300
Subject: [PATCH] Removendo package handlers

---
 backend/pkg/handlers/handlers.go | 148 -------------------------------
 1 file changed, 148 deletions(-)
 delete mode 100644 backend/pkg/handlers/handlers.go

diff --git a/backend/pkg/handlers/handlers.go b/backend/pkg/handlers/handlers.go
deleted file mode 100644
index b1abc70..0000000
--- a/backend/pkg/handlers/handlers.go
+++ /dev/null
@@ -1,148 +0,0 @@
-package handlers
-
-import (
-	"context"
-	"fmt"
-	"html/template"
-	"net/http"
-
-	"github.com/gin-gonic/gin"
-
-	"faladev/config"
-	"faladev/internal/models"
-	"faladev/internal/services"
-)
-
-type ErrorResponse struct {
-	Error string
-}
-
-// FormHandler handles the form page.
-// @Summary Render form page
-// @Description Renders the form.html page to display user information form.
-// @Produce html
-// @Success 200 {string} html "HTML content of the form page"
-// @Router /form [get]
-func FormHandler(c *gin.Context) {
-	tmpl, err := template.ParseFiles("templates/web/form.html")
-
-	if err != nil {
-		c.AbortWithError(http.StatusInternalServerError, fmt.Errorf("error parsing template: %v", err))
-		return
-	}
-	
-	tmpl.Execute(c.Writer, nil)
-}
-
-// EventHandler handles the event handling endpoint.
-// @Summary Handle event creation and interaction
-// @Description Handles event creation, guest addition, email sending, and redirects to Google Meet link.
-// @Accept json
-// @Produce json
-// @Param name formData string true "Name of the student"
-// @Param email formData string true "Email of the student"
-// @Param phone formData string true "Phone number of the student"
-// @Success 303 {string} string "Redirects to Google Meet link"
-// @Failure 400 {object} ErrorResponse "No Google Meet link available or other errors"
-// @Failure 500 {object} ErrorResponse "Internal server error"
-// @Router /event-handler [post]
-func EventHandler(c *gin.Context) {
-
-	name := c.PostForm("name")
-	email := c.PostForm("email")
-	phone := c.PostForm("phone")
-
-	if err := models.InsertOrUpdateStudent(name, email, phone); err != nil {
-		c.JSON(http.StatusInternalServerError, gin.H{"error": "Error inserting record into database: " + err.Error()})
-		return
-	}
-
-	token, err := models.LoadToken()
-
-	if err != nil {
-		c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to load token: " + err.Error()})
-		return
-	}
-
-	if !token.Valid() {
-		token, err = services.RefreshToken(token)
-		if err != nil {
-			c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to refresh token: " + err.Error()})
-			return
-		}
-	}
-
-	calendarService, err := services.InitializeCalendarService(context.Background(), config.OAuthConfig, token)
-
-	if err != nil {
-		c.JSON(http.StatusInternalServerError, gin.H{"error": "Error initializing Google Calendar service: " + err.Error()})
-		return
-	}
-
-	eventDetails, err := services.AddGuestToEvent(calendarService, config.GetEventGoogleMeet(), email)
-
-	if err != nil {
-		c.JSON(http.StatusInternalServerError, gin.H{"error": "Error getting event details: " + err.Error()})
-		return
-	}
-
-	client, err := services.CreateOAuthClient(config.OAuthConfig, token)
-
-	if err != nil {
-		c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to create OAuth client: " + err.Error()})
-		return
-	}
-
-	if err = services.SendMailMentorship(email, eventDetails, token, client); err != nil {
-		c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to send email: " + err.Error()})
-		return
-	}
-
-	if eventDetails.HangoutLink == "" {
-		c.JSON(http.StatusBadRequest, gin.H{"error": "No Google Meet link available for this event"})
-		return
-	}
-
-	c.Redirect(http.StatusSeeOther, eventDetails.HangoutLink)
-}
-
-// OAuthCallbackHandler handles the OAuth2 callback endpoint.
-// @Summary Handle OAuth2 callback
-// @Description Exchange code for token and save it
-// @Accept  json
-// @Produce  json
-// @Param state query string true "State token"
-// @Param code query string true "Authorization code"
-// @Success 303  "Redirects to /"
-// @Failure 400 {object} ErrorResponse "State token doesn't match"
-// @Failure 500 {object} ErrorResponse "Unable to retrieve or save token"
-// @Router /oauth/callback [get]
-func OAuthCallbackHandler(c *gin.Context) {
-
-	if c.Query("state") != "state-token" {
-		c.JSON(http.StatusBadRequest, &ErrorResponse{
-			Error: "State token doesn't match",
-		})
-		return
-	}
-
-	code := c.Query("code")
-
-	token, err := config.OAuthConfig.Exchange(context.Background(), code)
-
-	if err != nil {
-		c.JSON(http.StatusInternalServerError, gin.H{"error": fmt.Sprintf("Unable to retrieve token from web: %v", err)})
-		return
-	}
-
-	err = models.SaveToken(token)
-
-	if err != nil {
-		c.JSON(http.StatusInternalServerError, gin.H{"error": fmt.Sprintf("Unable to save token: %v", err)})
-		return
-	}
-
-	fmt.Println("OAuth2 configured successfully with redirect URL:", config.OAuthConfig.RedirectURL)
-
-	c.Redirect(http.StatusSeeOther, "/")
-}