# Path: matcher/overpass.py
# def oql_from_tag(tag, filters="area.a"):
#     if tag == "highway":
#         return []
#     # optimisation: we only expect route, type or site on relations
#     relation_only = tag == "site"
# 
#     name_filter = get_name_filter([tag])
# 
#     if "=" in tag:
#         k, _, v = tag.partition("=")
#         if tag == "type=waterway" or k == "route" or tag == "type=route":
#             return []  # ignore because osm2pgsql only does multipolygons
#         if k in {"site", "type", "route"}:
#             relation_only = True
#         if not k.isalnum() or not v.isalnum():
#             tag = '"{}"="{}"'.format(k, v)
#     elif not tag.isalnum():
#         tag = '"{}"'.format(tag)
# 
#     return [
#         "\n    {}({})[{}]{};".format(t, filters, tag, name_filter)
#         for t in (("rel",) if relation_only else ("node", "way", "rel"))
#     ]
# 
#     # return ['\n    {}(area.a)[{}]{};'.format(t, tag, name_filter) for ('node', 'way', 'rel')]
# 
# def oql_for_area(overpass_type, osm_id, tags, bbox, buildings, include_self=True):
#     union = []
# 
#     for key, values in sorted(group_tags(tags).items()):
#         u = oql_element_filter(key, values)
#         if u:
#             union.append(u)
# 
#     if overpass_type == "node":
#         area_id = None
#     else:
#         area_id = int(osm_id) + {"way": 2400000000, "rel": 3600000000}[overpass_type]
# 
#     name_filter = get_name_filter(tags)
# 
#     if buildings:
#         oql_building = f'nwr(area.a)["building"][~"^(addr:housenumber|.*name.*)$"~"{buildings}",i];'
#     else:
#         oql_building = ""
# 
#     self = "    {}({});".format(overpass_type, osm_id) if include_self else ""
# 
#     oql_template = """
# [timeout:600][out:xml][bbox:{bbox}];
# area({area_id}) -> .a;
# (
# {tags}
# ) -> .b;
# (
#     {self}
#     nwr(area.a)["wikidata"];
#     nwr(area.a)["addr:housenumber"];
#     nwr.b{name_filter};
#     nwr.b[~"^ref:"~"."];
#     {oql_building}
# );
# (._;>;);
# out;"""
#     return oql_template.format(
#         bbox=bbox,
#         area_id=area_id,
#         tags="\n".join(union),
#         self=self,
#         name_filter=name_filter,
#         oql_building=oql_building,
#     )
# 
# def group_tags(tags):
#     """given a list of keys and tags return a dict group by key"""
#     ret = defaultdict(list)
#     for tag_or_key in tags:
#         if "=" in tag_or_key:
#             key, _, value = tag_or_key.partition("=")
#             ret[key].append(value)
#         else:
#             ret[tag_or_key] = []
#     return dict(ret)


from matcher.overpass import oql_from_tag, oql_for_area, group_tags
from pprint import pprint
        'type=bridge', 'type=site', 'waterway=lock_gate']

def test_oql_from_tag():
    ret = oql_from_tag('site', filters='area.a')

    assert ret == ['\n    rel(area.a)[site][~"^(addr:housenumber|.*name.*)$"~".",i];']

def test_oql_for_area():
    bbox = 'bbox:52.157942,0.068639,52.237230,0.184552'
    oql = oql_for_area('rel', 295355, ['amenity=library'], bbox, '')
    expect = '''
[timeout:600][out:xml][bbox:bbox:52.157942,0.068639,52.237230,0.184552];
area(3600295355) -> .a;
(
node(area.a)["amenity"="library"];
way(area.a)["amenity"="library"];
rel(area.a)["amenity"="library"];
) -> .b;
(
    rel(295355);
    node.b[~"^(addr:housenumber|.*name.*)$"~".",i];
    way.b[~"^(addr:housenumber|.*name.*)$"~".",i];
    rel.b[~"^(addr:housenumber|.*name.*)$"~".",i];

);
(._;>;);
out;'''

    assert oql == expect


# Path: matcher/overpass.py
# def oql_from_tag(tag, filters="area.a"):
#     if tag == "highway":
#         return []
#     # optimisation: we only expect route, type or site on relations
#     relation_only = tag == "site"
# 
#     name_filter = get_name_filter([tag])
# 
#     if "=" in tag:
#         k, _, v = tag.partition("=")
#         if tag == "type=waterway" or k == "route" or tag == "type=route":
#             return []  # ignore because osm2pgsql only does multipolygons
#         if k in {"site", "type", "route"}:
#             relation_only = True
#         if not k.isalnum() or not v.isalnum():
#             tag = '"{}"="{}"'.format(k, v)
#     elif not tag.isalnum():
#         tag = '"{}"'.format(tag)
# 
#     return [
#         "\n    {}({})[{}]{};".format(t, filters, tag, name_filter)
#         for t in (("rel",) if relation_only else ("node", "way", "rel"))
#     ]
# 
#     # return ['\n    {}(area.a)[{}]{};'.format(t, tag, name_filter) for ('node', 'way', 'rel')]
# 
# def oql_for_area(overpass_type, osm_id, tags, bbox, buildings, include_self=True):
#     union = []
# 
#     for key, values in sorted(group_tags(tags).items()):
#         u = oql_element_filter(key, values)
#         if u:
#             union.append(u)
# 
#     if overpass_type == "node":
#         area_id = None
#     else:
#         area_id = int(osm_id) + {"way": 2400000000, "rel": 3600000000}[overpass_type]
# 
#     name_filter = get_name_filter(tags)
# 
#     if buildings:
#         oql_building = f'nwr(area.a)["building"][~"^(addr:housenumber|.*name.*)$"~"{buildings}",i];'
#     else:
#         oql_building = ""
# 
#     self = "    {}({});".format(overpass_type, osm_id) if include_self else ""
# 
#     oql_template = """
# [timeout:600][out:xml][bbox:{bbox}];
# area({area_id}) -> .a;
# (
# {tags}
# ) -> .b;
# (
#     {self}
#     nwr(area.a)["wikidata"];
#     nwr(area.a)["addr:housenumber"];
#     nwr.b{name_filter};
#     nwr.b[~"^ref:"~"."];
#     {oql_building}
# );
# (._;>;);
# out;"""
#     return oql_template.format(
#         bbox=bbox,
#         area_id=area_id,
#         tags="\n".join(union),
#         self=self,
#         name_filter=name_filter,
#         oql_building=oql_building,
#     )
# 
# def group_tags(tags):
#     """given a list of keys and tags return a dict group by key"""
#     ret = defaultdict(list)
#     for tag_or_key in tags:
#         if "=" in tag_or_key:
#             key, _, value = tag_or_key.partition("=")
#             ret[key].append(value)
#         else:
#             ret[tag_or_key] = []
#     return dict(ret)


# Path: tests/test_overpass.py
from matcher.overpass import oql_from_tag, oql_for_area, group_tags
from pprint import pprint

        'type=bridge', 'type=site', 'waterway=lock_gate']

def test_oql_from_tag():
    ret = oql_from_tag('site', filters='area.a')

    assert ret == ['\n    rel(area.a)[site][~"^(addr:housenumber|.*name.*)$"~".",i];']

def test_oql_for_area():
    bbox = 'bbox:52.157942,0.068639,52.237230,0.184552'
    oql = oql_for_area('rel', 295355, ['amenity=library'], bbox, '')
    expect = '''
[timeout:600][out:xml][bbox:bbox:52.157942,0.068639,52.237230,0.184552];
area(3600295355) -> .a;
(
node(area.a)["amenity"="library"];
way(area.a)["amenity"="library"];
rel(area.a)["amenity"="library"];
) -> .b;
(
    rel(295355);
    node.b[~"^(addr:housenumber|.*name.*)$"~".",i];
    way.b[~"^(addr:housenumber|.*name.*)$"~".",i];
    rel.b[~"^(addr:housenumber|.*name.*)$"~".",i];

);
(._;>;);
out;'''

    assert oql == expect


    oql = oql_for_area('rel', 295355, tags, bbox, '')