Add Template Gallery support

services/web/frontend/js/features/template/util/api.ts

@@ -0,0 +1,47 @@
+import { deleteJSON, postJSON } from '@/infrastructure/fetch-json'
+import { Template } from '../../../../../types/template'
+
+export function deleteTemplate(template: Template) {
+  return deleteJSON(`/template/${template.id}/delete`, {
+    body: {
+      version: template.version,
+    },
+  })
+}
+
+type UpdateTemplateOptions = {
+  template: Template
+  initialTemplate: Template
+  descriptionEdited: boolean
+}
+
+export function updateTemplate({
+  editedTemplate,
+  template
+}: UpdateTemplateOptions): Promise<Template | null> {
+  const updatedFields: Partial<Template> = {
+    name: editedTemplate.name.trim(),
+    license: editedTemplate.license.trim(),
+    category: editedTemplate.category,
+    language: editedTemplate.language,
+    authorMD: editedTemplate.authorMD.trim(),
+    descriptionMD: editedTemplate.descriptionMD.trim(),
+  }
+
+  const changedFields = Object.entries(updatedFields).reduce((diff, [key, value]) => {
+    if (value !== undefined && template[key as keyof Template] !== value) {
+      diff[key] = value
+    }
+    return diff
+  }, {} as Partial<Template>)
+
+  if (Object.keys(changedFields).length === 0) {
+    return null
+  }
+
+  const updated = postJSON(`/template/${editedTemplate.id}/edit`, {
+    body: changedFields
+  })
+
+  return updated
+}