feat: add game lineups crawler

tfmkt/spiders/game_lineups.py

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+from tfmkt.spiders.common import BaseSpider
+from scrapy.shell import inspect_response # required for debugging
+import re
+from tfmkt.utils import background_position_in_px_to_minute
+
+class GameLineupsSpider(BaseSpider):
+  name = 'game_lineups'
+
+  def parse(self, response, parent):
+    """Parse game page.
+
+    @url https://www.transfermarkt.co.uk/spielbericht/index/spielbericht/3098550
+    @returns requests 1 1
+    @cb_kwargs {"parent": {"href": "some_href", "home_club": {"href": "some_href"}, "away_club": {"href": "some_href"}}}
+    @scrapes type href parent
+    """
+
+    # uncommenting the two lines below will open a scrapy shell with the context of this request
+    # when you run the crawler. this is useful for developing new extractors
+
+    # inspect_response(response, self)
+    # exit(1)
+
+    lineups_url = parent['href'].replace('index', 'aufstellung')
+    lineups_elements = response.xpath(
+      f".//div[./h2/@class = 'content-box-headline' and normalize-space(./h2/text()) = 'Line-Ups']/div[contains(@class, 'columns')]"
+    )
+    home_linup = lineups_elements[0]
+    away_linup = lineups_elements[1]
+
+    home_formation = self.safe_strip(home_linup.xpath("./div[@class = 'row']/div/text()").get())
+    away_formation = self.safe_strip(away_linup.xpath("./div[@class = 'row']/div/text()").get())
+
+    lineups = {
+      'home_club': {
+        'href': parent['home_club']['href'],
+        'formation': home_formation,
+        'starting_lineup': [],
+        'substitutes': []
+      },
+      'away_club': {
+        'href': parent['away_club']['href'],
+        'formation': away_formation,
+        'starting_lineup': [],
+        'substitutes': []
+      }
+    }
+
+    cb_kwargs = {
+      'base': {
+        'parent': parent,
+        'lineups': lineups,
+        'href': lineups_url
+      }
+    }
+
+    return response.follow(lineups_url, self.parse_lineups, cb_kwargs=cb_kwargs)
+
+  def parse_lineups(self, response, base):
+    """Parse lineups.
+
+    @url https://www.transfermarkt.co.uk/spielbericht/aufstellung/spielbericht/3098550
+    @returns items 1 1
+    @cb_kwargs {"base": {"href": "some_href", "lineups": {"home_club": {"formation": "Starting Line-up: 4-3-3", "starting_lineup": [], "substitutes": []}, "away_club": {"formation": "Starting Line-up: 4-3-3", "starting_lineup": [], "substitutes": []}}, "parent": {"href": "some_href", "type": "game", "game_id": 123}}}
+    @scrapes type parent game_id href home_club away_club
+    """
+
+    parent = base['parent']
+    lineups = base['lineups']
+
+    starting_elements = response.xpath(
+      f"//div[./h2[contains(@class, 'content-box-headline')] and normalize-space(./h2/text()) = 'Starting Line-up']//div[@class='responsive-table']"
+    )
+    substitutes_elements = response.xpath(
+      f"//div[./h2[contains(@class, 'content-box-headline')] and normalize-space(./h2/text()) = 'Substitutes']//div[@class='responsive-table']"
+    )
+
+    for i in range(len(starting_elements)):
+      tr_elements = starting_elements[i].xpath("./table[@class = 'items']//tr")
+      defenders_count = 0
+      midfielders_count = 0
+      forwards_count = 0
+      for j in range(len(tr_elements)):
+        e = tr_elements[j]
+        idx = j % 3
+        number_idx = idx == 0
+        player_idx = idx == 1
+        position_idx = idx == 2
+        if number_idx:
+          player = {}
+          player['number'] = e.xpath("./td/div[@class = 'rn_nummer']/text()").get()
+        elif player_idx:
+          player['href'] = e.xpath("./td/a/@href").get()
+          player['name'] = e.xpath("./td/a/@title").get()
+          player['team_captain'] = 1 if e.xpath("./td/span/@title").get() else 0
+        elif position_idx:
+          position = self.safe_strip(e.xpath("./td/text()").get().split(',')[0])
+          player['position'] = position
+          if "Back" in position:
+            defenders_count = defenders_count + 1
+          elif "Midfield" in position:
+            midfielders_count = midfielders_count + 1
+          elif "Winger" in position or "Forward" in position or "Striker" in position:
+            forwards_count = forwards_count + 1
+
+        if position_idx:
+          if i == 0:
+            lineups['home_club']['starting_lineup'].append(player)
+          else:
+            lineups['away_club']['starting_lineup'].append(player)
+
+      formation = f"{defenders_count}-{midfielders_count}-{forwards_count}" if (defenders_count + midfielders_count + forwards_count) == 10 else None
+      if i == 0:
+        if lineups['home_club']['formation'] is None:
+          lineups['home_club']['formation'] = formation
+        else:
+          lineups['home_club']['formation'] = lineups['home_club']['formation'].split(':')[1].strip()
+      else:
+        if lineups['away_club']['formation'] is None:
+          lineups['away_club']['formation'] = formation
+        else:
+          lineups['away_club']['formation'] = lineups['away_club']['formation'].split(':')[1].strip()
+
+
+    for i in range(len(substitutes_elements)):
+      tr_elements = substitutes_elements[i].xpath("./table[@class = 'items']//tr")
+      for j in range(len(tr_elements)):
+        e = tr_elements[j]
+        idx = j % 3
+        number_idx = idx == 0
+        player_idx = idx == 1
+        position_idx = idx == 2
+        if number_idx:
+          player = {}
+          player['number'] = e.xpath("./td/div[@class = 'rn_nummer']/text()").get()
+        elif player_idx:
+          player['href'] = e.xpath("./td/a/@href").get()
+          player['name'] = e.xpath("./td/a/@title").get()
+          player['team_captain'] = 1 if e.xpath("./td/span/@title").get() else 0
+        elif position_idx:
+          player['position'] = self.safe_strip(e.xpath("./td/text()").get().split(',')[0])
+
+        if position_idx:
+          if i == 0:
+            lineups['home_club']['substitutes'].append(player)
+          else:
+            lineups['away_club']['substitutes'].append(player)
+
+    item = {
+      'type': 'game_lineups',
+      'parent': {
+        'href': parent['href'],
+        'type': parent['type'],
+      },
+      'href': base['href'],
+      'game_id': parent['game_id'],
+      'home_club': lineups['home_club'],
+      'away_club': lineups['away_club']
+    }
+
+    yield item