From e5731149ed2177538c988b5379160fba5d6212cc Mon Sep 17 00:00:00 2001
From: dwassmer <43072001+dwassmer@users.noreply.github.com>
Date: Wed, 25 Sep 2024 06:40:08 +0200
Subject: [PATCH] fix(ios)!: linear rate adjustment (#136)

BREAKING CHANGE: The speech rate now has a linear behavior.
---
 ios/Plugin/TextToSpeech.swift | 13 +++++--------
 1 file changed, 5 insertions(+), 8 deletions(-)

diff --git a/ios/Plugin/TextToSpeech.swift b/ios/Plugin/TextToSpeech.swift
index 27b675f..dc11b63 100644
--- a/ios/Plugin/TextToSpeech.swift
+++ b/ios/Plugin/TextToSpeech.swift
@@ -68,14 +68,11 @@ import Capacitor
 
     // Adjust rate for a closer match to other platform.
     @objc private func adjustRate(_ rate: Float) -> Float {
-        let baseRate = AVSpeechUtteranceDefaultSpeechRate
-        if rate == 1 {
-            return baseRate
-        }
-        if rate > baseRate {
-            return baseRate + (rate * 0.025)
-        }
-        return rate / 2
+         let baseRate: Float = AVSpeechUtteranceDefaultSpeechRate
+         if (rate >= 1.0 ) {
+             return (0.1 * rate) + (baseRate - 0.1)
+         }
+        return rate * baseRate
     }
 
     @objc private func resolveCurrentCall() {