"""Built-in platform fetchers backed by the legacy fetch functions."""

from .registry import register_platform


class _LegacyMethodFetcher:
    method_name = ""

    def fetch_posts(self, start_date, end_date, community, max_posts):
        # Import lazily so data_collection_lib can import this module while defining data_methods.
        from data_collection_lib import data_methods

        method = getattr(data_methods.fetchers, self.method_name)
        return method(start_date, end_date, community, max_posts)


@register_platform("reddit")
class RedditFetcher(_LegacyMethodFetcher):
    name = "reddit"
    method_name = "getRedditData"


@register_platform("pushshift")
class PushshiftFetcher(_LegacyMethodFetcher):
    name = "pushshift"
    method_name = "getPushshiftData"


@register_platform("hackernews")
class HackerNewsFetcher(_LegacyMethodFetcher):
    name = "hackernews"
    method_name = "getHackerNewsData"


@register_platform("lobsters")
class LobstersFetcher(_LegacyMethodFetcher):
    name = "lobsters"
    method_name = "getLobstersData"


@register_platform("stackexchange")
class StackExchangeFetcher(_LegacyMethodFetcher):
    name = "stackexchange"
    method_name = "getStackExchangeData"


@register_platform("rss")
class RSSFetcher(_LegacyMethodFetcher):
    name = "rss"
    method_name = "getRSSData"