初步添加微信支付配置类

src/main/java/com/greenorange/promotion/config/WxOpenConfig.java

@@ -0,0 +1,44 @@
+package com.greenorange.promotion.config;
+
+import cn.binarywang.wx.miniapp.api.WxMaService;
+import cn.binarywang.wx.miniapp.api.impl.WxMaServiceImpl;
+import cn.binarywang.wx.miniapp.config.impl.WxMaDefaultConfigImpl;
+import lombok.Data;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.context.annotation.Configuration;
+
+@Data
+@Slf4j
+@Configuration
+@ConfigurationProperties(prefix = "wx.mini")
+public class WxOpenConfig {
+
+    private String appId;
+
+    private String appSecret;
+
+    private WxMaService wxMaService;
+
+    /**
+     * 单例模式
+     */
+    public WxMaService getWxMaService() {
+        if (wxMaService != null) {
+            return wxMaService;
+        }
+        synchronized (this) {
+            if (wxMaService != null) {
+                return wxMaService;
+            }
+            WxMaDefaultConfigImpl config = new WxMaDefaultConfigImpl();
+            config.setAppid(appId);
+            config.setSecret(appSecret);
+            WxMaService service = new WxMaServiceImpl();
+            service.setWxMaConfig(config);
+            wxMaService = service;
+            return wxMaService;
+        }
+    }
+
+}