From 23c396f3c2fd2e7235fe07b766bccdf8077f8f93 Mon Sep 17 00:00:00 2001
From: Alex Kotov <kotovalexarian@gmail.com>
Date: Sat, 14 Aug 2021 14:42:51 +0500
Subject: [PATCH] Use custom WebView client

---
 .../com/causa_arcana/CustomWebViewClient.kt   | 28 +++++++++++++++++++
 .../java/com/causa_arcana/MainActivity.kt     | 10 ++++---
 2 files changed, 34 insertions(+), 4 deletions(-)
 create mode 100644 app/src/main/java/com/causa_arcana/CustomWebViewClient.kt

diff --git a/app/src/main/java/com/causa_arcana/CustomWebViewClient.kt b/app/src/main/java/com/causa_arcana/CustomWebViewClient.kt
new file mode 100644
index 0000000..87e07e1
--- /dev/null
+++ b/app/src/main/java/com/causa_arcana/CustomWebViewClient.kt
@@ -0,0 +1,28 @@
+package com.causa_arcana
+
+import android.content.Context
+import android.webkit.WebResourceRequest
+import android.webkit.WebResourceResponse
+import android.webkit.WebView
+import android.webkit.WebViewClient
+
+class CustomWebViewClient(private val context: Context): WebViewClient() {
+    override fun shouldInterceptRequest(
+        view: WebView?,
+        request: WebResourceRequest,
+    ): WebResourceResponse? {
+        val url = request.url.toString()
+
+        if (url == "https://causa-arcana.com/assets/images/blog/decentralized-vs-distributed-wrong.png") {
+            return WebResourceResponse("image/png", "utf-8",
+                context.assets.open("decentralized-vs-distributed-wrong.png"))
+        }
+
+        if (url == "https://causa-arcana.com/assets/images/blog/network-topologies.png") {
+            return WebResourceResponse("image/png", "utf-8",
+                context.assets.open("network-topologies.png"))
+        }
+
+        return super.shouldInterceptRequest(view, request)
+    }
+}
diff --git a/app/src/main/java/com/causa_arcana/MainActivity.kt b/app/src/main/java/com/causa_arcana/MainActivity.kt
index 4c5c1d4..da51d1d 100644
--- a/app/src/main/java/com/causa_arcana/MainActivity.kt
+++ b/app/src/main/java/com/causa_arcana/MainActivity.kt
@@ -2,7 +2,6 @@ package com.causa_arcana
 
 import androidx.appcompat.app.AppCompatActivity
 import android.os.Bundle
-import android.util.Base64
 import android.webkit.WebView
 
 class MainActivity : AppCompatActivity() {
@@ -12,13 +11,16 @@ class MainActivity : AppCompatActivity() {
 
         val mainWebView: WebView = findViewById(R.id.mainWebView)
 
+        val customWebViewClient = CustomWebViewClient(applicationContext)
+        mainWebView.webViewClient = customWebViewClient
+
         val htmlGenerator = HtmlGenerator(
             "Почему сложно писать о передовых информационных технологиях?",
             contentHtml,
         )
 
         mainWebView.loadDataWithBaseURL("https://causa-arcana.com", htmlGenerator.fullHtml(),
-            "text/html", "UTF-8", "")
+            "text/html", "utf-8", "")
     }
 
     companion object {
@@ -54,7 +56,7 @@ class MainActivity : AppCompatActivity() {
 
             <div class="d-flex justify-content-center">
                 <figure class="nice-figure">
-                    <img src="file:///android_asset/decentralized-vs-distributed-wrong.png"
+                    <img src="https://causa-arcana.com/assets/images/blog/decentralized-vs-distributed-wrong.png"
                          alt='Та самая "неправильная" картинка.'/>
                     <figcaption>
                         Та самая &ldquo;неправильная&rdquo; картинка.
@@ -91,7 +93,7 @@ class MainActivity : AppCompatActivity() {
 
             <div class="d-flex justify-content-center">
                 <figure class="nice-figure">
-                    <img src="file:///android_asset/network-topologies.png"
+                    <img src="https://causa-arcana.com/assets/images/blog/network-topologies.png"
                          alt="Классификация сетевых топологий. Возможно, тоже неправильная или неполная."/>
                     <figcaption>
                         Классификация сетевых топологий. Возможно, тоже неправильная или неполная.