feat: support for long inputs and post requests

pages/api.go

@@ -75,10 +75,10 @@ func HandleTTS(c *fiber.Ctx) error {
 //	@Success		200		{object}	libmozhi.LangOut
 //	@Router			/api/translate [get]
 func HandleTranslate(c *fiber.Ctx) error {
-	engine := utils.Sanitize(c.Query("engine"), "alpha")
-	from := utils.Sanitize(c.Query("from"), "alpha")
-	to := utils.Sanitize(c.Query("to"), "alpha")
-	text := c.Query("text")
+	engine := utils.Sanitize(getQueryOrFormValue(c, "engine"), "alpha")
+	from := utils.Sanitize(getQueryOrFormValue(c, "from"), "alpha")
+	to := utils.Sanitize(getQueryOrFormValue(c, "to"), "alpha")
+	text := getQueryOrFormValue(c, "text")
 	if engine == "" || from == "" || to == "" || text == "" {
 		return fiber.NewError(fiber.StatusBadRequest, "from, to, engine, text are required query strings.")
 	}

pages/index.go

@@ -1,9 +1,11 @@
 package pages
 
 import (
+	"os"
+	"slices"
+
 	"codeberg.org/aryak/libmozhi"
 	"github.com/gofiber/fiber/v2"
-	"os"
 )
 
 func envTrueNoExist(env string) bool {
@@ -35,7 +37,6 @@ func engineList() map[string]string {
 	return engines
 }
 
-
 // DeduplicateLists deduplicates a slice of List based on the Id field
 func deDuplicateLists(input []libmozhi.List) []libmozhi.List {
 	// Create a map to store unique Ids
@@ -67,23 +68,25 @@ func langListMerge(engines map[string]string) ([]libmozhi.List, []libmozhi.List)
 	return deDuplicateLists(sl), deDuplicateLists(tl)
 }
 
+func getQueryOrFormValue(c *fiber.Ctx, key string) string {
+	if c.Method() == "POST" {
+		return c.FormValue(key)
+	} else {
+		return c.Query(key)
+	}
+}
+
 func HandleIndex(c *fiber.Ctx) error {
 	engines := engineList()
-	var engine string
-	var originalText string
-	if c.Query("engine") == "" {
+	var enginesAsArray []string
+	for engine := range engines {
+		enginesAsArray = append(enginesAsArray, engine)
+	}
+
+	var engine = getQueryOrFormValue(c, "engine")
+	if engine == "" || !slices.Contains(enginesAsArray, engine) {
 		engine = "google"
 	}
-	if c.Query("engine") != "" {
-		for key, _ := range engines {
-			if c.Query("engine") == key {
-				engine = c.Query("engine")
-			}
-		}
-		if engine == "" {
-			engine = "google"
-		}
-	}
 
 	var sourceLanguages []libmozhi.List
 	var targetLanguages []libmozhi.List
@@ -94,9 +97,10 @@ func HandleIndex(c *fiber.Ctx) error {
 		targetLanguages, _ = libmozhi.LangList(engine, "tl")
 	}
 
-	originalText = c.Query("text")
-	to := c.Query("to")
-	from := c.Query("from")
+	originalText := getQueryOrFormValue(c, "text")
+	to := getQueryOrFormValue(c, "to")
+	from := getQueryOrFormValue(c, "from")
+
 	var translation libmozhi.LangOut
 	var translationExists bool
 	var transall []libmozhi.LangOut

serve/serve.go

@@ -85,6 +85,7 @@ func Serve(port string) {
 
 	api := app.Group("/api")
 	api.Get("/translate", pages.HandleTranslate)
+	api.Post("/translate", pages.HandleTranslate)
 	api.Get("/source_languages", pages.HandleSourceLanguages)
 	api.Get("/target_languages", pages.HandleTargetLanguages)
 	api.Get("/tts", pages.HandleTTS)
@@ -97,6 +98,7 @@ func Serve(port string) {
 	api.Get("/swagger/*", swagger.HandlerDefault) // default
 
 	app.Get("/", pages.HandleIndex)
+	app.Post("/", pages.HandleIndex)
 	app.Get("/about", pages.HandleAbout)
 	app.Get("/switchlanguages", func(c *fiber.Ctx) error {
 		engine := c.Query("engine")

views/index.html

@@ -14,8 +14,8 @@
   </div>
 
   <br /><br />
-  <form action="/" method="GET" id="translation-form">
-    <!-- This hidden input is so that the engine gets sent in the GET request even though its not declared here -->
+  <form action="/" method="POST" id="translation-form">
+    <!-- This hidden input is so that the engine gets sent in the request even though its not declared here -->
     <input name="engine" value="{{.Engine}}" type="hidden" />
 
     <div class="wrap languages">