rename main code directory

bookwyrm/models/connector.py

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+''' manages interfaces with external sources of book data '''
+from django.db import models
+from fedireads.connectors.settings import CONNECTORS
+
+from .base_model import FedireadsModel
+
+
+ConnectorFiles = models.TextChoices('ConnectorFiles', CONNECTORS)
+class Connector(FedireadsModel):
+    ''' book data source connectors '''
+    identifier = models.CharField(max_length=255, unique=True)
+    priority = models.IntegerField(default=2)
+    name = models.CharField(max_length=255, null=True)
+    local = models.BooleanField(default=False)
+    connector_file = models.CharField(
+        max_length=255,
+        choices=ConnectorFiles.choices
+    )
+    api_key = models.CharField(max_length=255, null=True)
+
+    base_url = models.CharField(max_length=255)
+    books_url = models.CharField(max_length=255)
+    covers_url = models.CharField(max_length=255)
+    search_url = models.CharField(max_length=255, null=True)
+
+    politeness_delay = models.IntegerField(null=True) #seconds
+    max_query_count = models.IntegerField(null=True)
+    # how many queries executed in a unit of time, like a day
+    query_count = models.IntegerField(default=0)
+    # when to reset the query count back to 0 (ie, after 1 day)
+    query_count_expiry = models.DateTimeField(auto_now_add=True)
+
+    class Meta:
+        ''' check that there's code to actually use this connector '''
+        constraints = [
+            models.CheckConstraint(
+                check=models.Q(connector_file__in=ConnectorFiles),
+                name='connector_file_valid'
+            )
+        ]