Allow to set default unit per repo

models/migrations/migrations.go

@@ -364,6 +364,7 @@ func prepareMigrationTasks() []*migration {
 		newMigration(304, "Add index for release sha1", v1_23.AddIndexForReleaseSha1),
 		newMigration(305, "Add Repository Licenses", v1_23.AddRepositoryLicenses),
 		newMigration(306, "Add BlockAdminMergeOverride to ProtectedBranch", v1_23.AddBlockAdminMergeOverrideBranchProtection),
+		newMigration(307, "Add DefaultUnit to Repository", v1_23.AddDefaultUnitToRepository),
 	}
 	return preparedMigrations
 }

models/migrations/v1_23/v307.go

@@ -0,0 +1,13 @@
+// Copyright 2024 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package v1_23 //nolint
+
+import "xorm.io/xorm"
+
+func AddDefaultUnitToRepository(x *xorm.Engine) error {
+	type Repository struct {
+		DefaultUnit int `xorm:"NOT NULL DEFAULT 1"`
+	}
+	return x.Sync(new(Repository))
+}

models/repo/repo.go

@@ -168,6 +168,7 @@ type Repository struct {
 	RenderingMetas         map[string]string `xorm:"-"`
 	DocumentRenderingMetas map[string]string `xorm:"-"`
 	Units                  []*RepoUnit       `xorm:"-"`
+	DefaultUnit            unit.Type         `xorm:"NOT NULL DEFAULT 1"`
 	PrimaryLanguage        *LanguageStat     `xorm:"-"`
 
 	IsFork                          bool               `xorm:"INDEX NOT NULL DEFAULT false"`

models/unit/unit.go

@@ -206,7 +206,7 @@ var (
 	UnitCode = Unit{
 		TypeCode,
 		"repo.code",
-		"/",
+		"/code",
 		"repo.code.desc",
 		0,
 		perm.AccessModeOwner,

routers/web/repo/view.go

@@ -722,6 +722,7 @@ func checkHomeCodeViewable(ctx *context.Context) {
 			}
 		}
 
+		// TODO: ctx.Repo.Repository.DefaultUnit has to be respected here ... but we need to let code unit have it's own subpath ...
 		var firstUnit *unit_model.Unit
 		for _, repoUnitType := range ctx.Repo.Permission.ReadableUnitTypes() {
 			if repoUnitType == unit_model.TypeCode {
@@ -772,8 +773,8 @@ func checkCitationFile(ctx *context.Context, entry *git.TreeEntry) {
 	}
 }
 
-// Home render repository home page
-func Home(ctx *context.Context) {
+// HomeWithFeedCheck render repository home page or return feed
+func HomeWithFeedCheck(ctx *context.Context) {
 	if setting.Other.EnableFeed {
 		isFeed, _, showFeedType := feed.GetFeedType(ctx.PathParam(":reponame"), ctx.Req)
 		if isFeed {
@@ -789,6 +790,15 @@ func Home(ctx *context.Context) {
 		}
 	}
 
+	defaultURI := ctx.Repo.Repository.MustGetUnit(ctx, ctx.Repo.Repository.DefaultUnit).Unit().URI
+	if defaultURI == "/" { // support legacy code units
+		defaultURI = "/code"
+	}
+	ctx.Redirect(ctx.Repo.RepoLink + defaultURI)
+}
+
+// Home render repository home page
+func Home(ctx *context.Context) {
 	checkHomeCodeViewable(ctx)
 	if ctx.Written() {
 		return

routers/web/web.go

@@ -1140,7 +1140,8 @@ func registerRoutes(m *web.Router) {
 	// end "/{username}/{reponame}/settings"
 
 	// user/org home, including rss feeds
-	m.Get("/{username}/{reponame}", ignSignIn, context.RepoAssignment, context.RepoRef(), repo.SetEditorconfigIfExists, repo.Home)
+	m.Get("/{username}/{reponame}", ignSignIn, context.RepoAssignment, context.RepoRef(), repo.SetEditorconfigIfExists, repo.HomeWithFeedCheck)
+	m.Get("/{username}/{reponame}/code", ignSignIn, context.RepoAssignment, context.RepoRef(), repo.SetEditorconfigIfExists, repo.Home)
 
 	// TODO: maybe it should relax the permission to allow "any access"
 	m.Post("/{username}/{reponame}/markup", ignSignIn, context.RepoAssignment, context.RequireRepoReaderOr(unit.TypeCode, unit.TypeIssues, unit.TypePullRequests, unit.TypeReleases, unit.TypeWiki), web.Bind(structs.MarkupOption{}), misc.Markup)

templates/repo/header.tmpl

@@ -133,7 +133,7 @@
 			{{if not (or .Repository.IsBeingCreated .Repository.IsBroken)}}
 				<div class="overflow-menu-items">
 					{{if .Permission.CanRead ctx.Consts.RepoUnitTypeCode}}
-					<a class="{{if .PageIsViewCode}}active {{end}}item" href="{{.RepoLink}}{{if and (ne .BranchName .Repository.DefaultBranch) (not $.PageIsWiki)}}/src/{{.BranchNameSubURL}}{{end}}">
+					<a class="{{if .PageIsViewCode}}active {{end}}item" href="{{.RepoLink}}{{if and (ne .BranchName .Repository.DefaultBranch) (not $.PageIsWiki)}}/src/{{.BranchNameSubURL}}{{else}}/code{{end}}">
 						{{svg "octicon-code"}} {{ctx.Locale.Tr "repo.code"}}
 					</a>
 					{{end}}