Included tag search capabilities (#32045)

Resolves #31998

The first screenshot shows the tag page without any filter being
applied:


![image](https://github.com/user-attachments/assets/eac0e51c-9e48-42b2-bb1c-a25896ca40cb)

The second one, shows the page when the given filter returns no tag:


![image](https://github.com/user-attachments/assets/98df191e-1a7b-4947-b0ef-4987a0293c3e)

The last one shows a single tag being filtered:


![image](https://github.com/user-attachments/assets/79c7e05e-8c86-4f06-b17e-15818b7b9291)

Signed-off-by: Bruno Sofiato <bruno.sofiato@gmail.com>

models/repo/release.go

@@ -234,6 +234,7 @@ type FindReleasesOptions struct {
 	IsDraft       optional.Option[bool]
 	TagNames      []string
 	HasSha1       optional.Option[bool] // useful to find draft releases which are created with existing tags
+	NamePattern   optional.Option[string]
 }
 
 func (opts FindReleasesOptions) ToConds() builder.Cond {
@@ -261,6 +262,11 @@ func (opts FindReleasesOptions) ToConds() builder.Cond {
 			cond = cond.And(builder.Eq{"sha1": ""})
 		}
 	}
+
+	if opts.NamePattern.Has() && opts.NamePattern.Value() != "" {
+		cond = cond.And(builder.Like{"lower_tag_name", strings.ToLower(opts.NamePattern.Value())})
+	}
+
 	return cond
 }
 

options/locale/locale_en-US.ini

@@ -178,6 +178,8 @@ code_search_by_git_grep = Current code search results are provided by "git grep"
 package_kind = Search packages...
 project_kind = Search projects...
 branch_kind = Search branches...
+tag_kind = Search tags...
+tag_tooltip = Search for matching tags. Use '%' to match any sequence of numbers.
 commit_kind = Search commits...
 runner_kind = Search runners...
 no_results = No matching results found.

routers/web/repo/release.go

@@ -214,6 +214,8 @@ func TagsList(ctx *context.Context) {
 	ctx.Data["HideBranchesInDropdown"] = true
 	ctx.Data["CanCreateRelease"] = ctx.Repo.CanWrite(unit.TypeReleases) && !ctx.Repo.Repository.IsArchived
 
+	namePattern := ctx.FormTrim("q")
+
 	listOptions := db.ListOptions{
 		Page:     ctx.FormInt("page"),
 		PageSize: ctx.FormInt("limit"),
@@ -233,6 +235,7 @@ func TagsList(ctx *context.Context) {
 		IncludeTags:   true,
 		HasSha1:       optional.Some(true),
 		RepoID:        ctx.Repo.Repository.ID,
+		NamePattern:   optional.Some(namePattern),
 	}
 
 	releases, err := db.Find[repo_model.Release](ctx, opts)
@@ -241,14 +244,21 @@ func TagsList(ctx *context.Context) {
 		return
 	}
 
+	count, err := db.Count[repo_model.Release](ctx, opts)
+	if err != nil {
+		ctx.ServerError("GetReleasesByRepoID", err)
+		return
+	}
+
+	ctx.Data["Keyword"] = namePattern
 	ctx.Data["Releases"] = releases
+	ctx.Data["TagCount"] = count
 
-	numTags := ctx.Data["NumTags"].(int64)
-	pager := context.NewPagination(int(numTags), opts.PageSize, opts.Page, 5)
+	pager := context.NewPagination(int(count), opts.PageSize, opts.Page, 5)
 	pager.SetDefaultParams(ctx)
 	ctx.Data["Page"] = pager
-
 	ctx.Data["PageIsViewCode"] = !ctx.Repo.Repository.UnitEnabled(ctx, unit.TypeReleases)
+
 	ctx.HTML(http.StatusOK, tplTagsList)
 }
 

templates/repo/tag/list.tmpl

@@ -4,14 +4,19 @@
 	<div class="ui container">
 		{{template "base/alert" .}}
 		{{template "repo/release_tag_header" .}}
-		{{if .Releases}}
 		<h4 class="ui top attached header">
 			<div class="five wide column tw-flex tw-items-center">
-				{{svg "octicon-tag" 16 "tw-mr-1"}}{{ctx.Locale.Tr "repo.release.tags"}}
+				{{.TagCount}} {{ctx.Locale.Tr "repo.release.tags"}}
 			</div>
 		</h4>
 		{{$canReadReleases := $.Permission.CanRead ctx.Consts.RepoUnitTypeReleases}}
+		<div class="ui attached segment">
+			<form class="ignore-dirty" method="get">
+				{{template "shared/search/combo" dict "Value" .Keyword "Placeholder" (ctx.Locale.Tr "search.tag_kind") "Tooltip" (ctx.Locale.Tr "search.tag_tooltip")}}
+			</form>
+		</div>
 		<div class="ui attached table segment">
+			{{if .Releases}}
 			<table class="ui very basic striped fixed table single line" id="tags-table">
 				<tbody class="tag-list">
 					{{range $idx, $release := .Releases}}
@@ -57,9 +62,12 @@
 					{{end}}
 				</tbody>
 			</table>
+			{{else}}
+				{{if .NumTags}}
+					<p class="tw-p-4">{{ctx.Locale.Tr "no_results_found"}}</p>
+				{{end}}
+			{{end}}
 		</div>
-		{{end}}
-
 		{{template "base/paginate" .}}
 	</div>
 </div>