Properly abstract deployment asset downlod

backend/app/gitprovider/factory.go

@@ -0,0 +1,18 @@
+package gitprovider
+
+import (
+	"fmt"
+	"strings"
+)
+
+func NewProvider(serverType, protocol, baseUrl string) (GitProvider, error) {
+	switch strings.ToLower(serverType) {
+	case "github":
+		return &GitHubProvider{
+			protocol: protocol,
+			baseUrl:  baseUrl,
+		}, nil
+	default:
+		return nil, fmt.Errorf("unsupported git provider: %s", serverType)
+	}
+}

backend/app/gitprovider/github.go

@@ -1,4 +1,4 @@
-package github
+package gitprovider
 
 import (
 	"archive/zip"
@@ -12,19 +12,23 @@ import (
 	"strings"
 )
 
-// DeployResult holds metadata about the deployed commit.
-type DeployResult struct {
-	CommitHash    string `json:"commit_hash"`
-	CommitMessage string `json:"commit_message"`
+type GitHubProvider struct {
+	protocol string
+	baseUrl  string
 }
 
-func FetchAndDeployBranch(repoOwner, repoName, branch, pat, destDir string) (*DeployResult, error) {
-	result, err := fetchBranchHead(repoOwner, repoName, branch, pat)
+var _ GitProvider = (*GitHubProvider)(nil)
+
+func (p *GitHubProvider) FetchAndDeployBranch(owner, repo, branch, authToken, destPath string) (*DeployResult, error) {
+	baseUrl := strings.TrimSuffix(p.baseUrl, "/")
+	apiUrl := fmt.Sprintf("%s://api.%s/", p.protocol, baseUrl)
+
+	result, err := fetchBranchHead(apiUrl, owner, repo, branch, authToken)
 	if err != nil {
 		return nil, fmt.Errorf("fetching branch head: %w", err)
 	}
 
-	if err = downloadAndExtract(repoOwner, repoName, branch, pat, destDir); err != nil {
+	if err = downloadAndExtract(owner, repo, branch, authToken, destPath); err != nil {
 		return nil, err
 	}
 
@@ -32,10 +36,10 @@ func FetchAndDeployBranch(repoOwner, repoName, branch, pat, destDir string) (*De
 }
 
 // fetchBranchHead returns the SHA and commit message for the tip of the given branch.
-func fetchBranchHead(owner, repo, branch, pat string) (*DeployResult, error) {
+func fetchBranchHead(apiUrl, owner, repo, branch, pat string) (*DeployResult, error) {
 	url := fmt.Sprintf(
-		"https://api.github.com/repos/%s/%s/commits/%s",
-		owner, repo, branch,
+		"%srepos/%s/%s/commits/%s",
+		apiUrl, owner, repo, branch,
 	)
 
 	req, err := http.NewRequest(http.MethodGet, url, nil)

backend/app/gitprovider/provider.go

@@ -0,0 +1,10 @@
+package gitprovider
+
+type DeployResult struct {
+	CommitHash    string
+	CommitMessage string
+}
+
+type GitProvider interface {
+	FetchAndDeployBranch(owner, repo, branch, authToken, destPath string) (*DeployResult, error)
+}

backend/app/handlers/deploy.go

@@ -5,7 +5,7 @@ import (
 	"errors"
 	"log"
 	"path/filepath"
-	"quay/app/github"
+	"quay/app/gitprovider"
 	"quay/app/models"
 	"quay/app/repository"
 	"quay/internal/envconfig"
@@ -129,7 +129,14 @@ func (h *DeploySiteHandler) PostDeploy(c fiber.Ctx) error {
 		})
 	}
 
-	res, err := github.FetchAndDeployBranch(
+	provider, err := gitprovider.NewProvider(gitServer.Type, gitServer.Protocol, gitServer.BaseUrl)
+	if err != nil {
+		return c.Status(400).JSON(models.APIError{
+			Message: "Unsupported git provider: " + gitServer.Type,
+		})
+	}
+
+	res, err := provider.FetchAndDeployBranch(
 		site.Owner,
 		site.Repository,
 		site.Branch,