at-container-registry/pkg/appview/handlers/common.go

package handlers

import (
	"net/http"
	"strings"

	"atcr.io/pkg/appview/db"
	"atcr.io/pkg/appview/middleware"
)

// PageData contains common fields shared across all page templates
type PageData struct {
	User             *db.User // Logged-in user (nil if not logged in)
	Query            string   // Search query from URL parameter
	RegistryURL      string   // Docker registry domain (e.g., "buoy.cr")
	SiteURL          string   // Website domain (e.g., "seamark.dev")
	ClientName       string   // Brand name for templates (e.g., "AT Container Registry")
	ClientShortName  string   // Brand name for templates (e.g., "ATCR")
	OciClient        string   // Preferred OCI client for pull commands (e.g., "docker", "podman")
	AIAdvisorEnabled bool     // True when AI Image Advisor is available
	SourceURL        string   // Source code URL for the footer "Source" link
	CurrentPath      string   // Request path (used for OAuth return_to)
}

// NewPageData creates a PageData struct with common fields populated from the request
func NewPageData(r *http.Request, h *BaseUIHandler) PageData {
	user := middleware.GetUser(r)
	var ociClient string
	if user != nil {
		ociClient = user.OciClient
	}
	return PageData{
		User:             user,
		Query:            r.URL.Query().Get("q"),
		RegistryURL:      h.RegistryURL,
		SiteURL:          h.SiteURL,
		ClientName:       h.ClientName,
		ClientShortName:  h.ClientShortName,
		OciClient:        ociClient,
		AIAdvisorEnabled: h.AIAdvisorEnabled,
		SourceURL:        h.SourceURL,
		CurrentPath:      r.URL.RequestURI(),
	}
}

// TrimRegistryURL removes http:// or https:// prefix from a URL
// for use in Docker commands where only the host:port is needed
func TrimRegistryURL(url string) string {
	url = strings.TrimPrefix(url, "https://")
	url = strings.TrimPrefix(url, "http://")
	return url
}