Fix for ZeresPluginLibrary's check update button

BetterDiscordApp/src/ui/addonlist.jsx

@@ -14,6 +14,8 @@ import pluginModule from "../modules/pluginModule";
 import themeModule from "../modules/themeModule";
 import WebpackModules from "../modules/webpackModules";
 import BdApi from "../modules/bdApi";
+import Utils from "../modules/utils";
+import tooltipWrap from "./tooltipWrap";
 
 const Tooltip = WebpackModules.findByDisplayName("Tooltip");
 
@@ -146,6 +148,35 @@ export default class CardList extends BDV2.reactComponent {
     getDescription(addon) {return this.getString(addon.plugin ? addon.plugin.getDescription() : addon.description);}
     getVersion(addon) {return this.getString(addon.plugin ? addon.plugin.getVersion() : addon.version);}
 
+    renderCheckUpdates(){
+        if(!window.ZeresPluginLibrary)return null
+        if(!window.PluginUpdates)return null
+        if(typeof window.PluginUpdates.checkAll !== "function")return null
+        if(!this.isPlugins)return null
+
+        return <tooltipWrap text="Checks for updates of plugins that support this feature. Right-click for a list.">
+            <span style={{marginLeft: "10px"}}>
+                <Lightcord.Api.Components.inputs.Button color="brand" look="filled" size="min" hoverColor="default" onClick={() => {
+                    try{
+                        Utils.showToast("Plugin update check in progress.", {type: "info"})
+                        window.PluginUpdates.checkAll()
+                        .then(() => {
+                            Utils.showToast("Plugin update check complete.", {type: "success"})
+                        }).catch(err => {
+                            console.error(err)
+                            Utils.showToast("An error occured while checking update.", {type: "error"})
+                        })
+                    }catch(e){
+                        console.error(e)
+                        Utils.showToast("An error occured while checking update.", {type: "error"})
+                    }
+                }} wrapper={false} disabled={false}>
+                    Check for Updates
+                </Lightcord.Api.Components.inputs.Button>
+            </span>
+        </tooltipWrap>
+    }
+
     render() {
         const refreshIcon = <Tooltip color="black" position="top" text="Reload List">
             {(props) => 
@@ -159,6 +190,7 @@ export default class CardList extends BDV2.reactComponent {
 
         return <ContentColumn title={`${this.props.type.toUpperCase()}—${addonCards.length}`}>
             <button key="folder-button" className="bd-button bd-pfbtn" onClick={this.openFolder.bind(this)}>Open {this.isPlugins ? "Plugin" : "Theme"} Folder</button>
+            {this.renderCheckUpdates()}
             {!settingsCookie["fork-ps-5"] && refreshIcon}
             <div className="bd-controls bd-addon-controls">
                 <Search onChange={this.search} placeholder={`Search ${this.props.type}...`} />