[new feature] GoodsAction: update style (#3967)

src/goods-action-button/index.js

@@ -0,0 +1,59 @@
+import { createNamespace } from '../utils';
+import { route, routeProps } from '../utils/router';
+import { ChildrenMixin } from '../mixins/relation';
+import Button from '../button';
+
+const [createComponent, bem] = createNamespace('goods-action-button');
+
+export default createComponent({
+  mixins: [ChildrenMixin('vanGoodsAction')],
+
+  props: {
+    ...routeProps,
+    type: String,
+    text: String,
+    loading: Boolean,
+    disabled: Boolean
+  },
+
+  computed: {
+    isFirst() {
+      const prev = this.parent && this.parent.children[this.index - 1];
+      return !prev || prev.$options.name !== this.$options.name;
+    },
+
+    isLast() {
+      const next = this.parent && this.parent.children[this.index + 1];
+      return !next || next.$options.name !== this.$options.name;
+    }
+  },
+
+  methods: {
+    onClick(event) {
+      this.$emit('click', event);
+      route(this.$router, this);
+    }
+  },
+
+  render(h) {
+    return (
+      <Button
+        class={bem([
+          {
+            first: this.isFirst,
+            last: this.isLast
+          },
+          this.type
+        ])}
+        square
+        size="large"
+        type={this.type}
+        loading={this.loading}
+        disabled={this.disabled}
+        onClick={this.onClick}
+      >
+        {this.slots() || this.text}
+      </Button>
+    );
+  }
+});