Optionally add tag to place photo

app/utils/format-text.js

@@ -7,3 +7,8 @@ export function humanizeOsmTag(text) {
     w.replace(/^\w/, (c) => c.toUpperCase())
   );
 }
+
+export function capitalize(text) {
+  if (typeof text !== 'string' || !text) return '';
+  return text.charAt(0).toUpperCase() + text.slice(1);
+}

app/utils/nostr.js

@@ -30,6 +30,11 @@ export function parsePlacePhotos(events) {
   const allPhotos = [];
 
   for (const event of sortedEvents) {
+    const eventTagValues = event.tags
+      .filter((t) => t[0] === 't')
+      .map((t) => t[1])
+      .filter(Boolean);
+
     // Find all imeta tags
     const imetas = event.tags.filter((t) => t[0] === 'imeta');
     for (const imeta of imetas) {
@@ -70,6 +75,7 @@ export function parsePlacePhotos(events) {
           isLandscape,
           aspectRatio,
           placeIdentifier,
+          tags: eventTagValues,
         });
       }
     }

app/utils/photo-tag-suggestions.js

@@ -0,0 +1,32 @@
+import { POI_CATEGORIES } from './poi-categories';
+import { getMatchingPoiCategoryIds } from './poi-category-matcher';
+
+export const CATEGORY_TAGS = {
+  restaurants: ['food', 'menu', 'vibe', 'front'],
+  coffee: ['food', 'menu', 'vibe', 'front'],
+  groceries: ['front', 'food'],
+  'things-to-do': ['architecture', 'amenities', 'vibe', 'front'],
+  accommodation: ['rooms', 'amenities', 'food', 'vibe', 'front'],
+};
+
+export function getSuggestedPhotoTags(place) {
+  const osmTags = place?.osmTags || place?.tags || {};
+  const categoryIds = getMatchingPoiCategoryIds(osmTags, POI_CATEGORIES);
+
+  const suggested = [];
+  for (const categoryId of categoryIds) {
+    const tags = CATEGORY_TAGS[categoryId];
+    if (!Array.isArray(tags)) continue;
+    for (const tag of tags) {
+      if (!suggested.includes(tag)) {
+        suggested.push(tag);
+      }
+    }
+  }
+
+  if (suggested.length === 0) {
+    return [];
+  }
+
+  return suggested;
+}

app/utils/poi-category-matcher.js

@@ -0,0 +1,95 @@
+export function getMatchingPoiCategories(osmTags, categories) {
+  if (!Array.isArray(categories) || !osmTags) return [];
+
+  return categories.filter((category) => {
+    if (!Array.isArray(category.filter)) return false;
+    return category.filter.some((filterStr) =>
+      matchesFilter(osmTags, filterStr)
+    );
+  });
+}
+
+export function getMatchingPoiCategoryIds(osmTags, categories) {
+  return getMatchingPoiCategories(osmTags, categories).map((c) => c.id);
+}
+
+function matchesFilter(osmTags, filterStr) {
+  const clauses = parseOverpassClauses(filterStr);
+  if (clauses.length === 0) return false;
+  return clauses.every((clause) => matchesClause(osmTags, clause));
+}
+
+function parseOverpassClauses(filterStr) {
+  if (!filterStr) return [];
+  const matches = filterStr.match(/\[[^\]]+\]/g);
+  if (!matches) return [];
+
+  return matches
+    .map((raw) => parseClause(raw.slice(1, -1).trim()))
+    .filter(Boolean);
+}
+
+function parseClause(content) {
+  const presenceMatch = content.match(/^"([^"]+)"$/);
+  if (presenceMatch) {
+    return { type: 'presence', key: presenceMatch[1] };
+  }
+
+  const equalsMatch = content.match(/^"([^"]+)"\s*=\s*"([^"]*)"$/);
+  if (equalsMatch) {
+    return { type: 'equals', key: equalsMatch[1], value: equalsMatch[2] };
+  }
+
+  const regexMatch = content.match(/^"([^"]+)"\s*~\s*"([^"]*)"$/);
+  if (regexMatch) {
+    return {
+      type: 'regex',
+      key: regexMatch[1],
+      pattern: regexMatch[2],
+      regex: new RegExp(regexMatch[2]),
+    };
+  }
+
+  const notRegexMatch = content.match(/^"([^"]+)"\s*!~\s*"([^"]*)"$/);
+  if (notRegexMatch) {
+    return {
+      type: 'not-regex',
+      key: notRegexMatch[1],
+      pattern: notRegexMatch[2],
+      regex: new RegExp(notRegexMatch[2]),
+    };
+  }
+
+  return null;
+}
+
+function matchesClause(osmTags, clause) {
+  const tagValues = getTagValues(osmTags, clause.key);
+
+  switch (clause.type) {
+    case 'presence':
+      return tagValues.length > 0;
+    case 'equals':
+      return tagValues.some((value) => value === clause.value);
+    case 'regex':
+      return tagValues.some((value) => clause.regex.test(value));
+    case 'not-regex':
+      return (
+        tagValues.length === 0 ||
+        !tagValues.some((value) => clause.regex.test(value))
+      );
+    default:
+      return false;
+  }
+}
+
+function getTagValues(osmTags, key) {
+  if (!osmTags || !key) return [];
+  const rawValue = osmTags[key];
+  if (rawValue === undefined || rawValue === null) return [];
+
+  return String(rawValue)
+    .split(';')
+    .map((value) => value.trim())
+    .filter(Boolean);
+}