start moving

server/gitea/client.go

@@ -0,0 +1,81 @@
+package gitea
+
+import (
+	"fmt"
+	"net/url"
+	"path"
+	"time"
+
+	"github.com/valyala/fasthttp"
+	"github.com/valyala/fastjson"
+
+	"codeberg.org/codeberg/pages/server/shared"
+)
+
+type Client struct {
+	giteaRoot     string
+	giteaAPIToken string
+}
+
+func NewClient(giteaRoot, giteaAPIToken string) *Client {
+	return &Client{
+		giteaRoot:     giteaRoot,
+		giteaAPIToken: giteaAPIToken,
+	}
+}
+
+const giteaAPIRepos = "/api/v1/repos/"
+
+// TODOs:
+// * own client to store token & giteaRoot
+// * handle 404 -> page will show 500 atm
+
+func (client *Client) GiteaRawContent(targetOwner, targetRepo, ref, resource string) ([]byte, error) {
+	req := fasthttp.AcquireRequest()
+
+	req.SetRequestURI(path.Join(client.giteaRoot, giteaAPIRepos, targetOwner, targetRepo, "raw", resource+"?ref="+url.QueryEscape(ref)))
+	req.Header.Set(fasthttp.HeaderAuthorization, client.giteaAPIToken)
+	res := fasthttp.AcquireResponse()
+
+	if err := shared.GetFastHTTPClient(10*time.Second).Do(req, res); err != nil {
+		return nil, err
+	}
+	if res.StatusCode() != fasthttp.StatusOK {
+		return nil, fmt.Errorf("unexpected status code '%d'", res.StatusCode())
+	}
+	return res.Body(), nil
+}
+
+func (client *Client) GiteaGetRepoBranchTimestamp(repoOwner, repoName, branchName string) (time.Time, error) {
+	fastClient := shared.GetFastHTTPClient(5 * time.Second)
+
+	req := fasthttp.AcquireRequest()
+	req.SetRequestURI(path.Join(client.giteaRoot, giteaAPIRepos, repoOwner, repoName, "branches", branchName))
+	req.Header.Set(fasthttp.HeaderAuthorization, client.giteaAPIToken)
+	res := fasthttp.AcquireResponse()
+
+	if err := fastClient.Do(req, res); err != nil {
+		return time.Time{}, err
+	}
+	if res.StatusCode() != fasthttp.StatusOK {
+		return time.Time{}, fmt.Errorf("unexpected status code '%d'", res.StatusCode())
+	}
+	return time.Parse(time.RFC3339, fastjson.GetString(res.Body(), "commit", "timestamp"))
+}
+
+func (client *Client) GiteaGetRepoDefaultBranch(repoOwner, repoName string) (string, error) {
+	fastClient := shared.GetFastHTTPClient(5 * time.Second)
+
+	req := fasthttp.AcquireRequest()
+	req.SetRequestURI(path.Join(client.giteaRoot, giteaAPIRepos, repoOwner, repoName))
+	req.Header.Set(fasthttp.HeaderAuthorization, client.giteaAPIToken)
+	res := fasthttp.AcquireResponse()
+
+	if err := fastClient.Do(req, res); err != nil {
+		return "", err
+	}
+	if res.StatusCode() != fasthttp.StatusOK {
+		return "", fmt.Errorf("unexpected status code '%d'", res.StatusCode())
+	}
+	return fastjson.GetString(res.Body(), "default_branch"), nil
+}