[Refactor] Unify repo search order by logic (#30876)

have repo OrderBy definitions defined in one place and use a single type
for OrderBy database options

3 files changed, 62 insertions, 41 deletions

diff --git a/models/db/search.go b/models/db/search.go
index aa577f08e0..37565f45e1 100644
--- a/models/db/search.go
+++ b/models/db/search.go
@@ -18,12 +18,6 @@ const (
 	SearchOrderByRecentUpdated         SearchOrderBy = "updated_unix DESC"
 	SearchOrderByOldest                SearchOrderBy = "created_unix ASC"
 	SearchOrderByNewest                SearchOrderBy = "created_unix DESC"
-	SearchOrderBySize                  SearchOrderBy = "size ASC"
-	SearchOrderBySizeReverse           SearchOrderBy = "size DESC"
-	SearchOrderByGitSize               SearchOrderBy = "git_size ASC"
-	SearchOrderByGitSizeReverse        SearchOrderBy = "git_size DESC"
-	SearchOrderByLFSSize               SearchOrderBy = "lfs_size ASC"
-	SearchOrderByLFSSizeReverse        SearchOrderBy = "lfs_size DESC"
 	SearchOrderByID                    SearchOrderBy = "id ASC"
 	SearchOrderByIDReverse             SearchOrderBy = "id DESC"
 	SearchOrderByStars                 SearchOrderBy = "num_stars ASC"
diff --git a/models/repo/repo_list.go b/models/repo/repo_list.go
index eacc98e222..e22d872ae4 100644
--- a/models/repo/repo_list.go
+++ b/models/repo/repo_list.go
@@ -207,31 +207,6 @@ type SearchRepoOptions struct {
 	OnlyShowRelevant bool
 }
 
-// SearchOrderBy is used to sort the result
-type SearchOrderBy string
-
-func (s SearchOrderBy) String() string {
-	return string(s)
-}
-
-// Strings for sorting result
-const (
-	SearchOrderByAlphabetically        SearchOrderBy = "name ASC"
-	SearchOrderByAlphabeticallyReverse SearchOrderBy = "name DESC"
-	SearchOrderByLeastUpdated          SearchOrderBy = "updated_unix ASC"
-	SearchOrderByRecentUpdated         SearchOrderBy = "updated_unix DESC"
-	SearchOrderByOldest                SearchOrderBy = "created_unix ASC"
-	SearchOrderByNewest                SearchOrderBy = "created_unix DESC"
-	SearchOrderBySize                  SearchOrderBy = "size ASC"
-	SearchOrderBySizeReverse           SearchOrderBy = "size DESC"
-	SearchOrderByID                    SearchOrderBy = "id ASC"
-	SearchOrderByIDReverse             SearchOrderBy = "id DESC"
-	SearchOrderByStars                 SearchOrderBy = "num_stars ASC"
-	SearchOrderByStarsReverse          SearchOrderBy = "num_stars DESC"
-	SearchOrderByForks                 SearchOrderBy = "num_forks ASC"
-	SearchOrderByForksReverse          SearchOrderBy = "num_forks DESC"
-)
-
 // UserOwnedRepoCond returns user ownered repositories
 func UserOwnedRepoCond(userID int64) builder.Cond {
 	return builder.Eq{
diff --git a/models/repo/search.go b/models/repo/search.go
index 54d6dcfb44..c500d41be8 100644
--- a/models/repo/search.go
+++ b/models/repo/search.go
@@ -5,20 +5,72 @@ package repo
 
 import "code.gitea.io/gitea/models/db"
 
+// Strings for sorting result
+const (
+	// only used for repos
+	SearchOrderByAlphabetically        db.SearchOrderBy = "owner_name ASC, name ASC"
+	SearchOrderByAlphabeticallyReverse db.SearchOrderBy = "owner_name DESC, name DESC"
+	SearchOrderBySize                  db.SearchOrderBy = "size ASC"
+	SearchOrderBySizeReverse           db.SearchOrderBy = "size DESC"
+	SearchOrderByGitSize               db.SearchOrderBy = "git_size ASC"
+	SearchOrderByGitSizeReverse        db.SearchOrderBy = "git_size DESC"
+	SearchOrderByLFSSize               db.SearchOrderBy = "lfs_size ASC"
+	SearchOrderByLFSSizeReverse        db.SearchOrderBy = "lfs_size DESC"
+	// alias as also used elsewhere
+	SearchOrderByLeastUpdated  db.SearchOrderBy = db.SearchOrderByLeastUpdated
+	SearchOrderByRecentUpdated db.SearchOrderBy = db.SearchOrderByRecentUpdated
+	SearchOrderByOldest        db.SearchOrderBy = db.SearchOrderByOldest
+	SearchOrderByNewest        db.SearchOrderBy = db.SearchOrderByNewest
+	SearchOrderByID            db.SearchOrderBy = db.SearchOrderByID
+	SearchOrderByIDReverse     db.SearchOrderBy = db.SearchOrderByIDReverse
+	SearchOrderByStars         db.SearchOrderBy = db.SearchOrderByStars
+	SearchOrderByStarsReverse  db.SearchOrderBy = db.SearchOrderByStarsReverse
+	SearchOrderByForks         db.SearchOrderBy = db.SearchOrderByForks
+	SearchOrderByForksReverse  db.SearchOrderBy = db.SearchOrderByForksReverse
+)
+
 // SearchOrderByMap represents all possible search order
 var SearchOrderByMap = map[string]map[string]db.SearchOrderBy{
 	"asc": {
-		"alpha":   "owner_name ASC, name ASC",
-		"created": db.SearchOrderByOldest,
-		"updated": db.SearchOrderByLeastUpdated,
-		"size":    db.SearchOrderBySize,
-		"id":      db.SearchOrderByID,
+		"alpha":    SearchOrderByAlphabetically,
+		"created":  SearchOrderByOldest,
+		"updated":  SearchOrderByLeastUpdated,
+		"size":     SearchOrderBySize,
+		"git_size": SearchOrderByGitSize,
+		"lfs_size": SearchOrderByLFSSize,
+		"id":       SearchOrderByID,
+		"stars":    SearchOrderByStars,
+		"forks":    SearchOrderByForks,
 	},
 	"desc": {
-		"alpha":   "owner_name DESC, name DESC",
-		"created": db.SearchOrderByNewest,
-		"updated": db.SearchOrderByRecentUpdated,
-		"size":    db.SearchOrderBySizeReverse,
-		"id":      db.SearchOrderByIDReverse,
+		"alpha":    SearchOrderByAlphabeticallyReverse,
+		"created":  SearchOrderByNewest,
+		"updated":  SearchOrderByRecentUpdated,
+		"size":     SearchOrderBySizeReverse,
+		"git_size": SearchOrderByGitSizeReverse,
+		"lfs_size": SearchOrderByLFSSizeReverse,
+		"id":       SearchOrderByIDReverse,
+		"stars":    SearchOrderByStarsReverse,
+		"forks":    SearchOrderByForksReverse,
 	},
 }
+
+// SearchOrderByFlatMap is similar to SearchOrderByMap but use human language keywords
+// to decide between asc and desc
+var SearchOrderByFlatMap = map[string]db.SearchOrderBy{
+	"newest":                SearchOrderByMap["desc"]["created"],
+	"oldest":                SearchOrderByMap["asc"]["created"],
+	"leastupdate":           SearchOrderByMap["asc"]["updated"],
+	"reversealphabetically": SearchOrderByMap["desc"]["alpha"],
+	"alphabetically":        SearchOrderByMap["asc"]["alpha"],
+	"reversesize":           SearchOrderByMap["desc"]["size"],
+	"size":                  SearchOrderByMap["asc"]["size"],
+	"reversegitsize":        SearchOrderByMap["desc"]["git_size"],
+	"gitsize":               SearchOrderByMap["asc"]["git_size"],
+	"reverselfssize":        SearchOrderByMap["desc"]["lfs_size"],
+	"lfssize":               SearchOrderByMap["asc"]["lfs_size"],
+	"moststars":             SearchOrderByMap["desc"]["stars"],
+	"feweststars":           SearchOrderByMap["asc"]["stars"],
+	"mostforks":             SearchOrderByMap["desc"]["forks"],
+	"fewestforks":           SearchOrderByMap["asc"]["forks"],
+}