override fun onFilter()

in firestore/app/src/main/java/com/google/firebase/example/fireeats/kotlin/MainFragment.kt [177:214]

21 lines of code
5 McCabe index (conditional complexity)


    override fun onFilter(filters: Filters) {
        // Construct query basic query
        var query: Query = firestore.collection("restaurants")

        // Category (equality filter)
        if (filters.hasCategory()) {
            query = query.whereEqualTo(Restaurant.FIELD_CATEGORY, filters.category)
        }

        // City (equality filter)
        if (filters.hasCity()) {
            query = query.whereEqualTo(Restaurant.FIELD_CITY, filters.city)
        }

        // Price (equality filter)
        if (filters.hasPrice()) {
            query = query.whereEqualTo(Restaurant.FIELD_PRICE, filters.price)
        }

        // Sort by (orderBy with direction)
        if (filters.hasSortBy()) {
            query = query.orderBy(filters.sortBy.toString(), filters.sortDirection)
        }

        // Limit items
        query = query.limit(LIMIT.toLong())

        // Update the query
        adapter.setQuery(query)

        // Set header
        binding.textCurrentSearch.text = HtmlCompat.fromHtml(filters.getSearchDescription(requireContext()),
                HtmlCompat.FROM_HTML_MODE_LEGACY)
        binding.textCurrentSortBy.text = filters.getOrderDescription(requireContext())

        // Save filters
        viewModel.filters = filters
    }