feat: Setup app lifecycle, job service and basic csv parser

app/services/job_service.py

@@ -0,0 +1,35 @@
+from typing import List, Optional
+from app.repositories.job_repository import JobRepository
+from app.core.exceptions import JobNotFoundException
+from app.db.models.job import Job
+from app.utils.csv_parser import parse_and_validate_csv
+from app.worker import process_transaction_job
+
+
+class JobService:
+    def __init__(self, repo: JobRepository):
+        self.repo = repo
+
+    async def upload_csv(self, filename: str, content: bytes) -> Job:
+        parsed_transactions = parse_and_validate_csv(content)
+
+        job = await self.repo.create(filename=filename)
+
+        process_transaction_job.delay(job.id, parsed_transactions)
+
+        return job
+
+    async def get_job_status(self, job_id: str) -> Job:
+        job = await self.repo.get_by_id(job_id)
+        if not job:
+            raise JobNotFoundException(job_id)
+        return job
+
+    async def get_job_results(self, job_id: str) -> Job:
+        job = await self.repo.get_by_id(job_id)
+        if not job:
+            raise JobNotFoundException(job_id)
+        return job
+
+    async def list_jobs(self, status: Optional[str] = None) -> List[Job]:
+        return await self.repo.list_all(status=status)