feat: add Session, Message, ToolCall models with migrations

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

src/openclaw/models.py

@@ -0,0 +1,99 @@
+from django.db import models
+
+
+class Session(models.Model):
+    session_id = models.CharField(max_length=64)
+    agent_name = models.CharField(max_length=128)
+    source_node = models.CharField(max_length=64)
+    session_version = models.IntegerField(default=0)
+    model_provider = models.CharField(max_length=64, blank=True, default="")
+    model_id = models.CharField(max_length=128, blank=True, default="")
+    thinking_level = models.CharField(max_length=64, blank=True, default="")
+    start_time = models.DateTimeField(null=True, blank=True)
+    end_time = models.DateTimeField(null=True, blank=True)
+    cwd = models.CharField(max_length=512, blank=True, default="")
+    total_tokens = models.IntegerField(default=0)
+    total_cost = models.FloatField(default=0.0)
+    message_count = models.IntegerField(default=0)
+    tool_call_count = models.IntegerField(default=0)
+    error_count = models.IntegerField(default=0)
+    raw_file_path = models.TextField(blank=True, default="")
+    pushed_at = models.DateTimeField(null=True, blank=True)
+    status = models.CharField(max_length=16, default="active")
+    metadata = models.JSONField(default=dict, blank=True)
+
+    created_at = models.DateTimeField(auto_now_add=True)
+    updated_at = models.DateTimeField(auto_now=True)
+
+    class Meta:
+        db_table = "sessions"
+        unique_together = ("session_id", "agent_name")
+        ordering = ["-start_time"]
+
+    def __str__(self):
+        return f"Session({self.session_id} {self.agent_name})"
+
+
+class Message(models.Model):
+    session = models.ForeignKey(
+        Session, on_delete=models.CASCADE, related_name="messages"
+    )
+    message_id = models.CharField(max_length=128)
+    parent_id = models.CharField(max_length=128, blank=True, default="")
+    seq = models.IntegerField(default=0)
+    role = models.CharField(max_length=32)
+    content_text = models.TextField(blank=True, default="")
+    raw_content = models.JSONField(default=list, blank=True)
+    raw_message = models.JSONField(default=dict, blank=True)
+    timestamp = models.DateTimeField()
+    # assistant 专用
+    model = models.CharField(max_length=128, blank=True, default="")
+    provider = models.CharField(max_length=64, blank=True, default="")
+    stop_reason = models.CharField(max_length=64, blank=True, default="")
+    tokens_input = models.IntegerField(default=0)
+    tokens_output = models.IntegerField(default=0)
+    tokens_cache_read = models.IntegerField(default=0)
+    tokens_cache_write = models.IntegerField(default=0)
+    tokens_total = models.IntegerField(default=0)
+    cost_total = models.FloatField(default=0.0)
+    # toolResult 专用
+    tool_call_id = models.CharField(max_length=128, blank=True, default="")
+    tool_name = models.CharField(max_length=128, blank=True, default="")
+    is_error = models.BooleanField(default=False)
+    exit_code = models.IntegerField(null=True, blank=True)
+    duration_ms = models.IntegerField(null=True, blank=True)
+
+    created_at = models.DateTimeField(auto_now_add=True)
+
+    class Meta:
+        db_table = "messages"
+        ordering = ["seq"]
+
+    def __str__(self):
+        return f"Message({self.message_id} {self.role})"
+
+
+class ToolCall(models.Model):
+    session = models.ForeignKey(
+        Session, on_delete=models.CASCADE, related_name="tool_calls"
+    )
+    message = models.ForeignKey(
+        Message, on_delete=models.CASCADE, related_name="tool_calls"
+    )
+    tool_call_id = models.CharField(max_length=128)
+    tool_name = models.CharField(max_length=128)
+    arguments = models.JSONField(default=dict, blank=True)
+    result_text = models.TextField(blank=True, default="")
+    is_error = models.BooleanField(default=False)
+    exit_code = models.IntegerField(null=True, blank=True)
+    duration_ms = models.IntegerField(null=True, blank=True)
+    seq = models.IntegerField(default=0)
+
+    created_at = models.DateTimeField(auto_now_add=True)
+
+    class Meta:
+        db_table = "tool_calls"
+        ordering = ["seq"]
+
+    def __str__(self):
+        return f"ToolCall({self.tool_name} {self.tool_call_id})"