feat: issue filter views (#418)

* dev: views initiated

* dev: refactor filtering logic

* dev: move state grouping filter to util function

* dev: view issues create endpoint and update on filters for time

* dev: rename views to issue views

* dev: rename in serilaizer and views

* dev: update issue filters

* dev: update filter

* feat: create issue favorites

* dev: update query keys

* dev: update create and update method

apiserver/plane/db/models/view.py

@@ -1,22 +1,48 @@
 # Django imports
 from django.db import models
-
+from django.conf import settings
 
 # Module import
 from . import ProjectBaseModel
 
 
-class View(ProjectBaseModel):
+class IssueView(ProjectBaseModel):
     name = models.CharField(max_length=255, verbose_name="View Name")
     description = models.TextField(verbose_name="View Description", blank=True)
     query = models.JSONField(verbose_name="View Query")
+    access = models.PositiveSmallIntegerField(
+        default=1, choices=((0, "Private"), (1, "Public"))
+    )
+    query_data = models.JSONField(default=dict)
 
     class Meta:
-        verbose_name = "View"
-        verbose_name_plural = "Views"
-        db_table = "views"
+        verbose_name = "Issue View"
+        verbose_name_plural = "Issue Views"
+        db_table = "issue_views"
         ordering = ("-created_at",)
 
     def __str__(self):
         """Return name of the View"""
         return f"{self.name} <{self.project.name}>"
+
+
+class IssueViewFavorite(ProjectBaseModel):
+    user = models.ForeignKey(
+        settings.AUTH_USER_MODEL,
+        on_delete=models.CASCADE,
+        related_name="user_view_favorites",
+    )
+    view = models.ForeignKey(
+        "db.IssueView", on_delete=models.CASCADE, related_name="view_favorites"
+    )
+
+    class Meta:
+        unique_together = ["view", "user"]
+        verbose_name = "View Favorite"
+        verbose_name_plural = "View Favorites"
+        db_table = "view_favorites"
+        ordering = ("-created_at",)
+
+    def __str__(self):
+        """Return user and the view"""
+        return f"{self.user.email} <{self.view.name}>"