Examples with Config com.erudika.para.core.utils.Config used on opensource projects

Example 6 with Config

use of com.erudika.para.core.utils.Config in project scoold by Erudika.

the class Post method updateTags.

public void updateTags(List<String> oldTags, List<String> newTags) {
    List<String> deleteUs = new LinkedList<>();
    List<Tag> updateUs = new LinkedList<>();
    Map<String, Tag> oldTagz = Optional.ofNullable(oldTags).orElse(Collections.emptyList()).stream().map(t -> new Tag(getTagString(t))).distinct().collect(Collectors.toMap(t -> t.getId(), t -> t));
    Map<String, Tag> newTagz = Optional.ofNullable(newTags).orElse(Collections.emptyList()).stream().map(t -> new Tag(getTagString(t))).distinct().collect(Collectors.toMap(t -> t.getId(), t -> t));
    Map<String, Tag> existingTagz = client().readAll(Stream.concat(oldTagz.keySet().stream(), newTagz.keySet().stream()).distinct().collect(Collectors.toList())).stream().collect(Collectors.toMap(t -> t.getId(), t -> (Tag) t));
    // add newly created tags
    client().createAll(newTagz.values().stream().filter(t -> {
        t.setCount(1);
        return !existingTagz.containsKey(t.getId());
    }).collect(Collectors.toList()));
    // increment or decrement the count of the rest
    existingTagz.values().forEach(t -> {
        if (!oldTagz.containsKey(t.getId()) && newTagz.containsKey(t.getId())) {
            t.setCount(t.getCount() + 1);
            updateUs.add(t);
        } else if (oldTagz.containsKey(t.getId()) && (newTags == null || !newTagz.containsKey(t.getId()))) {
            t.setCount(t.getCount() - 1);
            if (t.getCount() <= 0) {
                // check if actual count is different
                int c = client().getCount(Utils.type(Question.class), Collections.singletonMap(Config._TAGS, t.getTag())).intValue();
                if (c <= 1) {
                    deleteUs.add(t.getId());
                } else {
                    t.setCount(c);
                }
            } else {
                updateUs.add(t);
            }
        }
    // else: count remains unchanged
    });
    client().updateAll(updateUs);
    client().deleteAll(deleteUs);
    int tagsLimit = Math.min(ScooldServer.MAX_TAGS_PER_POST, 100);
    setTags(newTagz.values().stream().limit(tagsLimit).map(t -> t.getTag()).collect(Collectors.toList()));
}