133 lines
4.2 KiB
Python
133 lines
4.2 KiB
Python
from __future__ import annotations
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from dataclasses import dataclass
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from datetime import datetime, timezone
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from pathlib import Path
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from typing import Optional
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from sqlalchemy import (
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JSON,
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Column,
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DateTime,
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Float,
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Integer,
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MetaData,
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String,
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Table,
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Text,
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create_engine,
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inspect,
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)
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def utcnow() -> datetime:
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return datetime.now(timezone.utc)
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metadata = MetaData()
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proposals = Table(
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"proposals",
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metadata,
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Column("id", Integer, primary_key=True),
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Column("city", String, nullable=False),
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Column("title", String, nullable=False),
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Column("body", Text, nullable=False),
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Column("status", String, nullable=False, default="draft"),
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Column("geography", String, nullable=False, default=""),
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Column("tags_json", Text, nullable=False, default="[]"),
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Column("version", Integer, nullable=False, default=1),
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Column("created_at", DateTime(timezone=True), nullable=False, default=utcnow),
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Column("updated_at", DateTime(timezone=True), nullable=False, default=utcnow),
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)
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proposal_versions = Table(
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"proposal_versions",
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metadata,
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Column("id", Integer, primary_key=True),
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Column("proposal_id", Integer, nullable=False),
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Column("version", Integer, nullable=False),
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Column("rationale", Text, nullable=False, default=""),
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Column("objections_json", Text, nullable=False, default="[]"),
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Column("resolution_status", String, nullable=False, default="open"),
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Column("created_at", DateTime(timezone=True), nullable=False, default=utcnow),
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)
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residents = Table(
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"residents",
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metadata,
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Column("id", Integer, primary_key=True),
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Column("resident_key", String, nullable=False, unique=True),
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Column("geography", String, nullable=False, default=""),
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Column("interests_json", Text, nullable=False, default="[]"),
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Column("lived_experience_json", Text, nullable=False, default="[]"),
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Column("languages_json", Text, nullable=False, default="[]"),
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Column("created_at", DateTime(timezone=True), nullable=False, default=utcnow),
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Column("updated_at", DateTime(timezone=True), nullable=False, default=utcnow),
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)
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comments = Table(
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"comments",
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metadata,
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Column("id", Integer, primary_key=True),
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Column("proposal_id", Integer, nullable=False),
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Column("resident_key", String, nullable=True),
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Column("channel", String, nullable=False),
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Column("geography", String, nullable=False, default=""),
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Column("language", String, nullable=False, default="und"),
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Column("text", Text, nullable=False),
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Column("metadata_json", Text, nullable=False, default="{}"),
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Column("created_at", DateTime(timezone=True), nullable=False, default=utcnow),
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)
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preferences = Table(
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"preferences",
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metadata,
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Column("id", Integer, primary_key=True),
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Column("proposal_id", Integer, nullable=False),
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Column("resident_key", String, nullable=False),
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Column("score", Float, nullable=False),
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Column("channel", String, nullable=False),
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Column("created_at", DateTime(timezone=True), nullable=False, default=utcnow),
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)
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routes = Table(
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"routes",
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metadata,
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Column("id", Integer, primary_key=True),
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Column("proposal_id", Integer, nullable=False),
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Column("fragment_index", Integer, nullable=False),
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Column("resident_key", String, nullable=False),
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Column("score", Float, nullable=False),
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Column("rationale_json", Text, nullable=False, default="[]"),
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Column("created_at", DateTime(timezone=True), nullable=False, default=utcnow),
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)
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ledger_entries = Table(
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"ledger_entries",
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metadata,
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Column("id", Integer, primary_key=True),
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Column("proposal_id", Integer, nullable=False),
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Column("kind", String, nullable=False),
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Column("payload_json", Text, nullable=False),
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Column("created_at", DateTime(timezone=True), nullable=False, default=utcnow),
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)
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@dataclass(frozen=True)
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class Database:
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engine: object
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def create_database(db_url: str):
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engine = create_engine(db_url, future=True)
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metadata.create_all(engine)
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return Database(engine=engine)
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def sqlite_path_url(path: str | Path) -> str:
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p = Path(path)
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if str(p) == ":memory:":
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return "sqlite+pysqlite:///:memory:"
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return f"sqlite+pysqlite:///{p}"
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