package com.ushareit.easysdk.web.view;

import android.annotation.TargetApi;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.net.Uri;
import android.os.Build;
import android.text.TextUtils;
import android.util.Log;
import android.webkit.WebResourceRequest;
import android.webkit.WebView;
import android.webkit.WebViewClient;

import java.util.Arrays;
import java.util.List;

/**
 * create by huanting on 2018/7/20 下午6:03
 */
public class TestWebViewClient extends WebViewClient {
    private static final String TAG = "TestWebViewClient";
    private Activity mContext;
    private List<String> HTTP_SCHEMES = Arrays.asList("http", "https");

    public TestWebViewClient(Activity context, WebView webView) {
        this.mContext = context;
    }

    @Override
    public boolean shouldOverrideUrlLoading(WebView view, String url) {
        Log.d(TAG, "shouldOverrideUrlLoading url1=" + url);
        if(shouldOverrideUrlLoadingInner(view, url)) {
            return true;
        }
        return super.shouldOverrideUrlLoading(view, url);
    }

    @Override
    @TargetApi(Build.VERSION_CODES.LOLLIPOP)
    public boolean shouldOverrideUrlLoading(WebView view, WebResourceRequest request) {
        String url = request != null && request.getUrl() != null ? request.getUrl().toString() : "";
        Log.d(TAG, "shouldOverrideUrlLoading url=" + (request != null ? request.getUrl().toString() : ""));
        if(shouldOverrideUrlLoadingInner(view, url)) {
            return true;
        }
        return super.shouldOverrideUrlLoading(view, request);
    }

    /**
     * Parse the url and open it by system function.
     *   case 1: deal "intent://xxxx" url.
     *   case 2: deal custom scheme. url
     * @param view: WebView
     * @param url
     * @return
     */
    private boolean shouldOverrideUrlLoadingInner(WebView view, String url) {
        if(!TextUtils.isEmpty(url)) {
            Uri uri = Uri.parse(url);
            if(uri != null) {
                if ("intent".equals(uri.getScheme())) {
                    try {
                        Intent intent = Intent.parseUri(uri.toString(), Intent.URI_INTENT_SCHEME);
                        if(intent != null) {
                            PackageManager pm = mContext.getPackageManager();
                            ResolveInfo info = pm.resolveActivity(intent, PackageManager.MATCH_DEFAULT_ONLY);
                            if(info != null) {
                                mContext.startActivity(Intent.parseUri(uri.toString(), Intent.URI_INTENT_SCHEME));
                                return true;
                            }
                            else {
                                String fallbackUrl = intent.getStringExtra("browser_fallback_url");
                                if (!TextUtils.isEmpty(fallbackUrl)) {
                                    if(fallbackUrl.startsWith("market://"))
                                        startAppMarketWithUrl(mContext, fallbackUrl, false);
                                    else
                                        view.loadUrl(fallbackUrl);
                                    return true;
                                }
                            }
                        }
                    } catch (Exception e) {
                    }
                }
                if (!HTTP_SCHEMES.contains(uri.getScheme())) {
                    startUrl(mContext, url, true);
                    return true;
                }
            }
        }

        return false;
    }

    public static void startUrl(Context context, String url, boolean isNewTask) {
        if(context != null && !TextUtils.isEmpty(url)) {
            try {
                Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
                if(isNewTask) {
                    intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
                }
                context.startActivity(intent);

            } catch (Exception e) {
            }
        }
    }

    public static boolean hasActivity(Context context, Intent intent, String packageName) {
        PackageManager pm = context.getPackageManager();
        List<ResolveInfo> appList = pm.queryIntentActivities(intent, PackageManager.MATCH_DEFAULT_ONLY);

        for (ResolveInfo info : appList) {
            if (info.activityInfo.packageName.equals(packageName))
                return true;
        }
        return false;
    }

    public static void startAppMarketWithUrl(Context context, String url, boolean forceUseGoogle) {
        try {
            Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
            if (forceUseGoogle || hasActivity(context, intent, "com.android.vending"))
                intent.setPackage("com.android.vending");
            intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
            context.startActivity(intent);
        } catch (Exception e) {
            try {
                startUrl(context, url, true);
            } catch (Exception e1) {}
        }
    }
}