fix: instruct users to create show types and funding categories in admin interface

This is a stopgap measure until we’ve worked on #17 [1] and added a
management interface for simple models like funding categories and show
types.

refs #97

[1] #17

src/components/shows/AddShowModal.vue

@@ -45,6 +45,10 @@
             </div>
             <div v-else>
               <b-form-select v-model="newShow.type" :options="showTypeSelector" />
+              <p
+                v-if="showTypeSelector.length === 0"
+                v-html="$t('showCreator.missingShowTypes', { adminUrl })"
+              />
             </div>
           </b-col>
         </b-row>
@@ -61,6 +65,10 @@
                 v-model="newShow.fundingcategory"
                 :options="showFundingCategorySelector"
               />
+              <p
+                v-if="showFundingCategorySelector.length === 0"
+                v-html="$t('showCreator.missingShowFundingCategories', { adminUrl })"
+              />
             </div>
           </b-col>
         </b-row>
@@ -80,6 +88,7 @@ export default {
   },
   data() {
     return {
+      adminUrl: `${import.meta.env.VUE_APP_BASEURI_STEERING}/admin`,
       newShow: {
         name: '',
         slug: '',

src/i18n/de.js

@@ -337,6 +337,10 @@ export default {
 
   showCreator: {
     title: 'Neue Sendereihe erstellen',
+    missingShowTypes:
+      'Es wurden noch keine Arten von Sendereihen angelegt. Du kannst das im <a href="%{adminUrl}/program/type/add/" target="_blank">Administrationsbereich</a> nachholen.',
+    missingShowFundingCategories:
+      'Es wurden noch keine Förderkategorien angelegt. Du kannst das im <a href="%{adminUrl}/program/fundingcategory/add/" target="_blank">Administrationsbereich</a> nachholen.',
   },
 
   conflictResolution: {

src/i18n/en.js

@@ -336,6 +336,10 @@ export default {
 
   showCreator: {
     title: 'Create new show',
+    missingShowTypes:
+      'No show types have been created yet. You can add them in the <a href="%{adminUrl}/program/type/add/" target="_blank">administration interface</a>.',
+    missingShowFundingCategories:
+      'No funding categories have been created yet. You can add them in the <a href="%{adminUrl}/program/fundingcategory/add/" target="_blank">administration interface</a>.',
   },
 
   conflictResolution: {