fix branch dropdown

Author: wxiaoguang

templates/repo/branch_dropdown.tmpl

@@ -52,12 +52,14 @@ Search "repo/branch_dropdown" in the template directory to find all occurrences.
 				{{if .DropdownFixedText}}
 					{{.DropdownFixedText}}
 				{{else}}
-					{{if .ShowTabTags}}
+					{{if eq .CurrentRefType "tag"}}
 						{{svg "octicon-tag"}}
-					{{else if .ShowTabBranches}}
+					{{else if  eq .CurrentRefType "branch"}}
 						{{svg "octicon-git-branch"}}
+					{{else}}
+						{{svg "octicon-git-commit"}}
 					{{end}}
-					<strong class="tw-inline-block gt-ellipsis">{{.SelectedRefShortName}}</strong>
+					<strong class="tw-inline-block gt-ellipsis">{{.CurrentRefShortName}}</strong>
 				{{end}}
 			</span>
 			{{svg "octicon-triangle-down" 14 "dropdown icon"}}

web_src/js/components/RepoBranchTagSelector.vue

@@ -222,7 +222,8 @@ export default defineComponent({
         <template v-if="dropdownFixedText">{{ dropdownFixedText }}</template>
         <template v-else>
           <svg-icon v-if="currentRefType === 'tag'" name="octicon-tag"/>
-          <svg-icon v-else name="octicon-git-branch"/>
+          <svg-icon v-else-if="currentRefType === 'branch'" name="octicon-git-branch"/>
+          <svg-icon v-else name="octicon-git-commit"/>
           <strong ref="dropdownRefName" class="tw-inline-block gt-ellipsis">{{ currentRefShortName }}</strong>
         </template>
       </span>