refactor: first screen

the Above The Fold of mobile not depend wp_is_mobile anymore, and window height is set `vh` to fit
issue-199

functions.php

@@ -199,9 +199,9 @@ function sakura_scripts()
     $movies = akina_option('focus_amv') ? array('url' => akina_option('amv_url'), 'name' => akina_option('amv_title'), 'live' => $mv_live) : 'close';
     $auto_height = akina_option('focus_height') ? 'fixed' : 'auto';
     $code_lamp = 'close';
-    if (wp_is_mobile()) {
-        $auto_height = 'fixed';
-    }
+    // if (wp_is_mobile()) {
+    //     $auto_height = 'fixed';
+    // }
     //拦截移动端
     version_compare($GLOBALS['wp_version'], '5.1', '>=') ? $reply_link_version = 'new' : $reply_link_version = 'old';
     wp_localize_script('app', 'Poi', array(

inc/swicher.php

@@ -73,6 +73,7 @@ mashiro_option.float_player_on = true;
 
 mashiro_option.cover_api = "<?php echo rest_url('sakura/v1/image/cover'); ?>";
 
+mashiro_option.windowheight = /Mobile|Android|webOS|iPhone|iPod|BlackBerry/i.test(navigator.userAgent) ? 'fixed' : 'auto';
 /*End of Initial Variables*/
 </script>
 <?php }

js/sakura-app.js

@@ -1334,25 +1334,15 @@ var home = location.href,
             });
         },
         AH: function () {
-            if (Poi.windowheight == 'auto') {
+            if (Poi.windowheight == 'auto' && mashiro_option.windowheight == 'auto') {
                 if ($('h1.main-title').length > 0) {
                     var _height = $(window).height() + "px";
                     $('#centerbg').css({
-                        'height': _height
+                        'height': '100vh'
                     });
                     $('#bgvideo').css({
-                        'min-height': _height
+                        'min-height': '100vh'
                     });
-                    window.resizeFlag = null;
-                    $(window).resize(function () {
-                        //直接resize性能爆炸，改成延时
-                        if (resizeFlag = null) {
-                            clearTimeout(resizeFlag);
-                        }
-                        resizeFlag = setTimeout(function () {
-                            Siren.AH();
-                        }, 1000);
-                    })
                 }
             } else {
                 $('.headertop').addClass('headertop-bar');