93 lines
2.5 KiB
Go
93 lines
2.5 KiB
Go
package api
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import (
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"bytes"
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"embed"
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"html/template"
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"net/http"
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"github.com/rs/zerolog"
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)
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//go:embed templates/*.html
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var templatesFS embed.FS
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// WebHandler serves HTML pages.
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type WebHandler struct {
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templates *template.Template
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logger zerolog.Logger
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}
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// NewWebHandler creates a new web handler.
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func NewWebHandler(logger zerolog.Logger) (*WebHandler, error) {
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// Parse templates from embedded filesystem
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tmpl, err := template.ParseFS(templatesFS, "templates/*.html")
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if err != nil {
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return nil, err
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}
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return &WebHandler{
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templates: tmpl,
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logger: logger,
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}, nil
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}
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// PageData holds data for page rendering.
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type PageData struct {
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Title string
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Page string
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Data any
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}
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// render executes a page template within the base layout.
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func (h *WebHandler) render(w http.ResponseWriter, page string, data PageData) {
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// First, render the page-specific content
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var contentBuf bytes.Buffer
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if err := h.templates.ExecuteTemplate(&contentBuf, page+".html", data); err != nil {
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h.logger.Error().Err(err).Str("page", page).Msg("failed to render page template")
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http.Error(w, "Internal Server Error", http.StatusInternalServerError)
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return
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}
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// Now render the base template with the content
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w.Header().Set("Content-Type", "text/html; charset=utf-8")
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if err := h.templates.ExecuteTemplate(w, "base.html", data); err != nil {
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h.logger.Error().Err(err).Msg("failed to render base template")
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http.Error(w, "Internal Server Error", http.StatusInternalServerError)
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}
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}
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// HandleIndex serves the main items page.
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func (h *WebHandler) HandleIndex(w http.ResponseWriter, r *http.Request) {
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// Check if this is the root path
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if r.URL.Path != "/" {
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http.NotFound(w, r)
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return
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}
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data := PageData{
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Title: "Items",
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Page: "items",
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}
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w.Header().Set("Content-Type", "text/html; charset=utf-8")
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if err := h.templates.ExecuteTemplate(w, "base.html", data); err != nil {
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h.logger.Error().Err(err).Msg("failed to render template")
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http.Error(w, "Internal Server Error", http.StatusInternalServerError)
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}
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}
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// HandleSchemasPage serves the schemas page.
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func (h *WebHandler) HandleSchemasPage(w http.ResponseWriter, r *http.Request) {
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data := PageData{
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Title: "Schemas",
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Page: "schemas",
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}
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w.Header().Set("Content-Type", "text/html; charset=utf-8")
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if err := h.templates.ExecuteTemplate(w, "base.html", data); err != nil {
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h.logger.Error().Err(err).Msg("failed to render template")
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http.Error(w, "Internal Server Error", http.StatusInternalServerError)
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}
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}
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