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import hashlib
import json
import time
from app.ai.service import AiStudioService
from app.copilot.actions import CopilotActionRegistry
from app.copilot.errors import (
CopilotConfirmationRequiredError,
CopilotInvalidRequestError,
CopilotRunConflictError,
)
from app.copilot.models import CopilotRunRecord
from app.copilot.planner import CopilotPlanner
from app.copilot.repository import CopilotRepository
from app.copilot.schemas import (
CopilotCapabilities,
CopilotContext,
CopilotContextInput,
CopilotEditorSummary,
CopilotExecuteRequest,
CopilotPlan,
CopilotRun,
CopilotRunCreate,
CopilotRunList,
)
from app.core.exceptions import MediaAPIError
from app.core.logger import get_logger
from app.projects.errors import ProjectEditorNotFoundError
from app.projects.services.editor_service import ProjectEditorService
from app.projects.services.project_service import ProjectService
from app.security.assets import CanonicalAssetNotFoundError, CanonicalAssetService
from app.security.audit import AuditService
logger = get_logger(__name__)
class CopilotService:
def __init__(
self,
*,
repository: CopilotRepository,
planner: CopilotPlanner,
actions: CopilotActionRegistry,
projects: ProjectService,
assets: CanonicalAssetService,
editor: ProjectEditorService,
ai: AiStudioService,
audit: AuditService,
) -> None:
self.repository = repository
self.planner = planner
self.actions = actions
self.projects = projects
self.assets = assets
self.editor = editor
self.ai = ai
self.audit = audit
async def capabilities(
self, *, workspace_id: str, user_id: str, context: CopilotContextInput
) -> CopilotCapabilities:
bounded = await self.build_context(
workspace_id=workspace_id, user_id=user_id, supplied=context
)
available = set(bounded.available_capabilities)
return CopilotCapabilities(
available=True,
planner="deterministic",
actions=self.actions.capabilities(available),
permissions=["copilot:read", "copilot:execute"],
)
async def build_context(
self,
*,
workspace_id: str,
user_id: str,
supplied: CopilotContextInput,
) -> CopilotContext:
project_id = str(supplied.project_id) if supplied.project_id else None
capabilities = {
"project.open",
"asset.select",
"template.search",
"template.get",
"template.apply",
"template.create_project",
"publishing.validate",
"publishing.create_post",
"publishing.schedule",
"publishing.publish",
"publishing.cancel",
"analytics.overview",
"analytics.sync",
}
editor_summary = None
editor_document = None
if project_id:
await self.projects.get(
workspace_id=workspace_id, user_id=user_id, project_id=project_id
)
try:
editor = await self.editor.get(
workspace_id=workspace_id,
user_id=user_id,
project_id=project_id,
)
editor_document = editor.state
editor_summary = CopilotEditorSummary(
revision=editor.revision,
duration_ms=editor.state.duration_ms(),
track_count=len(editor.state.timeline.tracks),
clip_count=sum(len(track.clips) for track in editor.state.timeline.tracks),
)
capabilities.update(
{
"editor.split_clip",
"editor.delete_clip",
"editor.set_duration",
"editor.add_clip",
"editor.render",
}
)
except ProjectEditorNotFoundError:
editor_summary = None
selected_assets = []
for asset_id in supplied.selected_asset_ids:
try:
asset = await self.assets.get_owned_by_id(
workspace_id=workspace_id,
user_id=user_id,
asset_id=str(asset_id),
)
except CanonicalAssetNotFoundError as exc:
raise CopilotInvalidRequestError(
"A selected asset is not available in this workspace."
) from exc
if project_id and asset.project_id != project_id:
raise CopilotInvalidRequestError(
"Every selected asset must belong to the selected project."
)
selected_assets.append(asset.id)
selected_clips = list(dict.fromkeys(supplied.selected_clip_ids))
if selected_clips:
if editor_document is None:
raise CopilotInvalidRequestError("Selected clips require saved editor state.")
known = {clip.id for track in editor_document.timeline.tracks for clip in track.clips}
if any(clip_id not in known for clip_id in selected_clips):
raise CopilotInvalidRequestError(
"A selected clip is not present in the authoritative editor state."
)
ai_capabilities = self.ai.capabilities()
for tool in ai_capabilities.tools:
if tool.available:
capabilities.add(f"ai.{tool.operation.removeprefix('generate_')}")
capabilities.add(f"ai.{tool.operation}")
return CopilotContext(
workspace_id=workspace_id,
project_id=supplied.project_id,
selected_asset_ids=selected_assets,
selected_clip_ids=selected_clips,
active_tool=supplied.active_tool,
editor_summary=editor_summary,
available_capabilities=sorted(capabilities),
)
async def create_run(
self,
*,
workspace_id: str,
user_id: str,
api_key_id: str,
request_id: str,
payload: CopilotRunCreate,
idempotency_key: str,
) -> CopilotRun:
key = idempotency_key.strip()
if not key or len(key) > 255:
raise CopilotInvalidRequestError("A bounded Idempotency-Key is required.")
context = await self.build_context(
workspace_id=workspace_id, user_id=user_id, supplied=payload.context
)
fingerprint = hashlib.sha256(
json.dumps(
{
"request": payload.request,
"context": context.model_dump(mode="json"),
},
sort_keys=True,
separators=(",", ":"),
).encode()
).hexdigest()
plan = self.planner.plan(payload.request, context)
self.actions.validate_plan(plan.actions)
record = CopilotRunRecord(
workspace_id=workspace_id,
user_id=user_id,
project_id=str(context.project_id) if context.project_id else None,
idempotency_key=key,
request_fingerprint=fingerprint,
request_text=payload.request,
context_json=context.model_dump(mode="json"),
plan_json=plan.model_dump(mode="json"),
status="plan_ready" if plan.executable else "blocked",
results_json=[],
)
created, is_new = await self.repository.create(record)
if is_new:
await self.audit.record_event(
workspace_id=workspace_id,
user_id=user_id,
api_key_id=api_key_id,
request_id=request_id,
event_type="copilot.run_started",
entity_type="copilot_run",
entity_id=created.id,
metadata={"project_id": created.project_id},
)
await self.audit.record_event(
workspace_id=workspace_id,
user_id=user_id,
api_key_id=api_key_id,
request_id=request_id,
event_type="copilot.plan_created",
entity_type="copilot_run",
entity_id=created.id,
metadata={
"action_count": len(plan.actions),
"requires_confirmation": plan.requires_confirmation,
"executable": plan.executable,
},
)
logger.info(
"copilot plan created",
extra={
"run_id": created.id,
"project_id": created.project_id,
"status": created.status,
"action_count": len(plan.actions),
},
)
return self._response(created)
async def execute(
self,
*,
workspace_id: str,
user_id: str,
api_key_id: str,
request_id: str,
run_id: str,
payload: CopilotExecuteRequest,
permissions: frozenset[str],
) -> CopilotRun:
record = await self.repository.get(workspace_id, user_id, run_id)
if record.status not in {"plan_ready"}:
raise CopilotRunConflictError("Only a plan-ready Copilot run can be executed.")
plan = CopilotPlan.model_validate(record.plan_json)
self.actions.validate_plan(plan.actions)
if not plan.executable:
raise CopilotRunConflictError("This Copilot plan is not executable.")
if plan.requires_confirmation and not payload.confirmed:
raise CopilotConfirmationRequiredError(
"Explicit confirmation is required before this plan can run."
)
record = await self.repository.claim_execution(
workspace_id,
user_id,
run_id,
confirmed=payload.confirmed,
)
results = []
started = time.monotonic()
available = set(CopilotContext.model_validate(record.context_json).available_capabilities)
for action in plan.actions:
await self.repository.update(
workspace_id,
user_id,
run_id,
status="executing",
current_action_id=action.id,
results=[item.model_dump(mode="json") for item in results],
)
await self.audit.record_event(
workspace_id=workspace_id,
user_id=user_id,
api_key_id=api_key_id,
request_id=request_id,
event_type="copilot.action_started",
entity_type="copilot_run",
entity_id=run_id,
metadata={"action_id": action.id, "action_type": action.type},
)
try:
result = await self.actions.execute(
action,
workspace_id=workspace_id,
user_id=user_id,
api_key_id=api_key_id,
request_id=request_id,
run_id=run_id,
permissions=permissions,
available_capabilities=available,
)
results.append(result)
await self.audit.record_event(
workspace_id=workspace_id,
user_id=user_id,
api_key_id=api_key_id,
request_id=request_id,
event_type="copilot.action_completed",
entity_type="copilot_run",
entity_id=run_id,
metadata={
"action_id": action.id,
"action_type": action.type,
"resource_type": result.resource_type,
"resource_id": result.resource_id,
},
)
except Exception as exc:
if isinstance(exc, MediaAPIError):
error_code = exc.code
error_message = exc.message
else:
error_code = "COPILOT_ACTION_FAILED"
error_message = "The Copilot action failed unexpectedly."
logger.error(
"copilot action failed unexpectedly",
extra={
"run_id": run_id,
"project_id": record.project_id,
"action_id": action.id,
"action_type": action.type,
"error_category": error_code,
},
)
results.append(
self._failed_result(
action.id,
action.type,
error_message,
error_code,
)
)
await self.audit.record_event(
workspace_id=workspace_id,
user_id=user_id,
api_key_id=api_key_id,
request_id=request_id,
event_type="copilot.action_failed",
entity_type="copilot_run",
entity_id=run_id,
metadata={
"action_id": action.id,
"action_type": action.type,
"error_code": error_code,
},
)
break
completed = sum(item.status == "completed" for item in results)
failed = sum(item.status == "failed" for item in results)
if failed and completed:
status = "partial"
summary = (
f"{completed} of {len(plan.actions)} actions completed; "
"the remaining workflow stopped after a failure."
)
event = "copilot.run_failed"
elif failed:
status = "failed"
summary = "The Copilot action failed before the workflow completed."
event = "copilot.run_failed"
else:
status = "completed"
summary = f"{completed} action{'s' if completed != 1 else ''} completed."
event = "copilot.run_completed"
updated = await self.repository.update(
workspace_id,
user_id,
run_id,
status=status,
current_action_id=None,
results=[item.model_dump(mode="json") for item in results],
summary=summary,
error_code=results[-1].error_code if failed else None,
error_message=results[-1].summary if failed else None,
terminal=True,
)
await self.audit.record_event(
workspace_id=workspace_id,
user_id=user_id,
api_key_id=api_key_id,
request_id=request_id,
event_type=event,
entity_type="copilot_run",
entity_id=run_id,
metadata={
"status": status,
"completed_actions": completed,
"failed_actions": failed,
},
)
logger.info(
"copilot run finished",
extra={
"run_id": run_id,
"project_id": record.project_id,
"status": status,
"duration_ms": round((time.monotonic() - started) * 1_000),
},
)
return self._response(updated)
async def cancel(
self,
*,
workspace_id: str,
user_id: str,
api_key_id: str,
request_id: str,
run_id: str,
) -> CopilotRun:
updated, changed = await self.repository.cancel_before_execution(
workspace_id,
user_id,
run_id,
)
if not changed:
return self._response(updated)
await self.audit.record_event(
workspace_id=workspace_id,
user_id=user_id,
api_key_id=api_key_id,
request_id=request_id,
event_type="copilot.run_cancelled",
entity_type="copilot_run",
entity_id=run_id,
metadata={"project_id": updated.project_id},
)
return self._response(updated)
async def get(self, *, workspace_id: str, user_id: str, run_id: str) -> CopilotRun:
return self._response(await self.repository.get(workspace_id, user_id, run_id))
async def list(
self,
*,
workspace_id: str,
user_id: str,
offset: int,
limit: int,
) -> CopilotRunList:
records = await self.repository.list(workspace_id, user_id, offset=offset, limit=limit)
return CopilotRunList(
items=[self._response(record) for record in records],
offset=offset,
limit=limit,
)
@staticmethod
def _failed_result(action_id: str, action_type: str, message: str, error_code: str):
from app.copilot.schemas import CopilotActionResult
return CopilotActionResult(
action_id=action_id,
action_type=action_type,
status="failed",
summary=message[:1_000],
error_code=error_code,
retryable=isinstance(error_code, str)
and error_code
in {
"GENERATION_PROVIDER_UNAVAILABLE",
"RATE_LIMIT_EXCEEDED",
"PROJECT_EDITOR_REVISION_CONFLICT",
},
)
@staticmethod
def _response(record: CopilotRunRecord) -> CopilotRun:
return CopilotRun(
id=record.id,
project_id=record.project_id,
status=record.status,
request=record.request_text,
context=CopilotContext.model_validate(record.context_json),
plan=CopilotPlan.model_validate(record.plan_json),
current_action_id=record.current_action_id,
results=record.results_json or [],
summary=record.summary,
error_code=record.error_code,
error_message=record.error_message,
created_at=record.created_at,
updated_at=record.updated_at,
completed_at=record.completed_at,
)
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