Add DeleteRepoTag function (#461)

add DeleteRepoTag()

fixes #441

add test

didnt run them yet 🙃

Co-authored-by: Norwin Roosen <git@nroo.de>
Reviewed-on: https://gitea.com/gitea/go-sdk/pulls/461
Reviewed-by: 6543 <6543@obermui.de>
Reviewed-by: khmarbaise <khmarbaise@noreply.gitea.io>
Co-Authored-By: Norwin <noerw@noreply.gitea.io>
Co-Committed-By: Norwin <noerw@noreply.gitea.io>

gitea/release.go

@@ -124,7 +124,7 @@ func (c *Client) EditRelease(user, repo string, id int64, form EditReleaseOption
 	return r, resp, err
 }
 
-// DeleteRelease delete a release from a repository
+// DeleteRelease delete a release from a repository, keeping its tag
 func (c *Client) DeleteRelease(user, repo string, id int64) (*Response, error) {
 	_, resp, err := c.getResponse("DELETE",
 		fmt.Sprintf("/repos/%s/%s/releases/%d", user, repo, id),
@@ -132,6 +132,17 @@ func (c *Client) DeleteRelease(user, repo string, id int64) (*Response, error) {
 	return resp, err
 }
 
+// DeleteReleaseTag deletes a tag from a repository, if no release refers to it.
+func (c *Client) DeleteReleaseTag(user, repo string, tag string) (*Response, error) {
+	if err := c.checkServerVersionGreaterThanOrEqual(version1_14_0); err != nil {
+		return nil, err
+	}
+	_, resp, err := c.getResponse("DELETE",
+		fmt.Sprintf("/repos/%s/%s/releases/tags/%s", user, repo, tag),
+		nil, nil)
+	return resp, err
+}
+
 // fallbackGetReleaseByTag is fallback for old gitea installations ( < 1.13.0 )
 func (c *Client) fallbackGetReleaseByTag(user, repo string, tag string) (*Release, *Response, error) {
 	for i := 1; ; i++ {

gitea/release_test.go

@@ -74,6 +74,16 @@ func TestRelease(t *testing.T) {
 	assert.NoError(t, err)
 	rl, _, _ = c.ListReleases(repo.Owner.UserName, repo.Name, ListReleasesOptions{})
 	assert.Len(t, rl, 0)
+	tags, _, err := c.ListRepoTags(repo.Owner.UserName, repo.Name, ListRepoTagsOptions{})
+	assert.NoError(t, err)
+	assert.Len(t, tags, 1)
+
+	// DeleteReleaseTag
+	_, err = c.DeleteReleaseTag(repo.Owner.UserName, repo.Name, r.TagName)
+	assert.NoError(t, err)
+	tags, _, err = c.ListRepoTags(repo.Owner.UserName, repo.Name, ListRepoTagsOptions{})
+	assert.NoError(t, err)
+	assert.Len(t, tags, 0)
 
 	// Test Response if try to get not existing release
 	_, resp, err := c.GetRelease(repo.Owner.UserName, repo.Name, 1234)

gitea/version.go

@@ -41,6 +41,7 @@ var (
 	version1_11_0, _ = version.NewVersion("1.11.0")
 	version1_12_0, _ = version.NewVersion("1.12.0")
 	version1_13_0, _ = version.NewVersion("1.13.0")
+	version1_14_0, _ = version.NewVersion("1.14.0")
 )
 
 // checkServerVersionGreaterThanOrEqual is internally used to speed up things and ignore issues with prerelease