content.go

func createMetadata(archetype parser.Page, name string) (map[string]interface{}, error) {
	archMetadata, err := archetype.Metadata()
	if err != nil {
		return nil, err
	}

	metadata, err := cast.ToStringMapE(archMetadata)
	if err != nil {
		return nil, err
	}

	var date time.Time

	for k, v := range metadata {
		if v == "" {
			continue
		}
		lk := strings.ToLower(k)
		switch lk {
		case "date":
			date, err = cast.ToTimeE(v)
			if err != nil {
				return nil, err
			}
		case "title":
			// Use the archetype title as is
			metadata[lk] = v
		}
	}

	if metadata == nil {
		metadata = make(map[string]interface{})
	}

	if date.IsZero() {
		date = time.Now()
	}

	if _, ok := metadata["title"]; !ok {
		metadata["title"] = helpers.MakeTitle(helpers.Filename(name))
	}

	metadata["date"] = date.Format(time.RFC3339)

    keys := make([]string, 0, len(metadata))

    for key := range metadata {
        keys = append(keys, key)
    }

    sort.Strings(keys)
    
    return keys, nil
}