chore(webui): refactored states and versions routes

pkg/webui/versions.go

@@ -0,0 +1,61 @@
+package webui
+
+import (
+	"html/template"
+	"net/http"
+	"path"
+
+	"git.adyxax.org/adyxax/tfstated/pkg/database"
+	"git.adyxax.org/adyxax/tfstated/pkg/model"
+	"go.n16f.net/uuid"
+)
+
+var versionsTemplate = template.Must(template.ParseFS(htmlFS, "html/base.html", "html/versions.html"))
+
+func handleVersionsGET(db *database.DB) http.Handler {
+	type VersionsData struct {
+		Page        *Page
+		Account     *model.Account
+		State       *model.State
+		Version     *model.Version
+		VersionData string
+	}
+	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		var versionId uuid.UUID
+		if err := versionId.Parse(r.PathValue("id")); err != nil {
+			errorResponse(w, http.StatusBadRequest, err)
+			return
+		}
+		version, err := db.LoadVersionById(versionId)
+		if err != nil {
+			errorResponse(w, http.StatusInternalServerError, err)
+			return
+		}
+		if version == nil {
+			errorResponse(w, http.StatusNotFound, err)
+			return
+		}
+		state, err := db.LoadStateById(version.StateId)
+		if err != nil {
+			errorResponse(w, http.StatusInternalServerError, err)
+			return
+		}
+		account, err := db.LoadAccountById(version.AccountId)
+		if err != nil {
+			errorResponse(w, http.StatusInternalServerError, err)
+			return
+		}
+		versionData := string(version.Data[:])
+		render(w, versionsTemplate, http.StatusOK, VersionsData{
+			Page: makePage(r, &Page{
+				Precedent: path.Join("/states/", state.Id.String()),
+				Section:   "states",
+				Title:     state.Path,
+			}),
+			Account:     account,
+			State:       state,
+			Version:     version,
+			VersionData: versionData,
+		})
+	})
+}