219 lines
13 KiB
Python
219 lines
13 KiB
Python
"""create knowledge module
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Revision ID: b6f3d8c1a920
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Revises: a5e4b7c9d012
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Create Date: 2026-07-03 12:00:00.000000
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"""
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from typing import Sequence, Union
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from alembic import op
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import sqlalchemy as sa
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revision: str = "b6f3d8c1a920"
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down_revision: Union[str, Sequence[str], None] = "a5e4b7c9d012"
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branch_labels: Union[str, Sequence[str], None] = None
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depends_on: Union[str, Sequence[str], None] = None
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KNOWLEDGE_PERMISSIONS = [
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("knowledge.read", "Wissen lesen", "Wissensdatenbank anzeigen", "knowledge"),
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("knowledge.create", "Wissen erstellen", "Wissensdatenbank-Einträge erstellen", "knowledge"),
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("knowledge.update", "Wissen bearbeiten", "Wissensdatenbank-Einträge aktualisieren", "knowledge"),
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("knowledge.delete", "Wissen löschen", "Wissensdatenbank-Einträge entfernen", "knowledge"),
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("knowledge.upload", "Wissen hochladen", "Wissensdokumente hochladen", "knowledge"),
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("knowledge.download", "Wissen herunterladen", "Wissensdokumente herunterladen", "knowledge"),
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]
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ROLE_PERMISSIONS = {
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"administrator": [permission[0] for permission in KNOWLEDGE_PERMISSIONS],
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"management": ["knowledge.read", "knowledge.download"],
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"technician": ["knowledge.read", "knowledge.create", "knowledge.update", "knowledge.upload", "knowledge.download"],
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"support": ["knowledge.read", "knowledge.download"],
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}
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def insert_permission(name: str, display_name: str, description: str, module: str) -> None:
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op.execute(
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sa.text(
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"""
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INSERT INTO permissions (name, display_name, description, module)
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SELECT :name, :display_name, :description, :module
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WHERE NOT EXISTS (SELECT 1 FROM permissions WHERE name = :name)
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"""
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).bindparams(name=name, display_name=display_name, description=description, module=module)
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)
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def grant_permission(role_name: str, permission_name: str) -> None:
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op.execute(
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sa.text(
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"""
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INSERT INTO role_permissions (role_id, permission_id)
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SELECT roles.id, permissions.id
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FROM roles
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JOIN permissions ON permissions.name = :permission_name
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WHERE roles.name = :role_name
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AND NOT EXISTS (
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SELECT 1 FROM role_permissions
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WHERE role_permissions.role_id = roles.id
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AND role_permissions.permission_id = permissions.id
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)
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"""
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).bindparams(role_name=role_name, permission_name=permission_name)
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)
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def upgrade() -> None:
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op.create_table(
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"knowledge_manufacturers",
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sa.Column("id", sa.Integer(), nullable=False),
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sa.Column("name", sa.String(length=160), nullable=False),
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sa.Column("slug", sa.String(length=180), nullable=False),
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sa.Column("website", sa.String(length=255), server_default="", nullable=False),
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sa.Column("notes", sa.Text(), server_default="", nullable=False),
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sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
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sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
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sa.PrimaryKeyConstraint("id"),
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)
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op.create_index(op.f("ix_knowledge_manufacturers_name"), "knowledge_manufacturers", ["name"], unique=True)
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op.create_index(op.f("ix_knowledge_manufacturers_slug"), "knowledge_manufacturers", ["slug"], unique=True)
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op.create_table(
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"knowledge_categories",
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sa.Column("id", sa.Integer(), nullable=False),
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sa.Column("name", sa.String(length=120), nullable=False),
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sa.Column("slug", sa.String(length=140), nullable=False),
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sa.Column("description", sa.Text(), server_default="", nullable=False),
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sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
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sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
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sa.PrimaryKeyConstraint("id"),
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)
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op.create_index(op.f("ix_knowledge_categories_name"), "knowledge_categories", ["name"], unique=True)
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op.create_index(op.f("ix_knowledge_categories_slug"), "knowledge_categories", ["slug"], unique=True)
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op.create_table(
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"knowledge_devices",
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sa.Column("id", sa.Integer(), nullable=False),
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sa.Column("manufacturer_id", sa.Integer(), nullable=False),
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sa.Column("name", sa.String(length=180), nullable=False),
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sa.Column("slug", sa.String(length=200), nullable=False),
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sa.Column("model_number", sa.String(length=120), server_default="", nullable=False),
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sa.Column("device_type", sa.String(length=80), server_default="", nullable=False),
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sa.Column("frequency_range", sa.String(length=120), server_default="", nullable=False),
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sa.Column("production_year_from", sa.Integer(), nullable=True),
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sa.Column("production_year_to", sa.Integer(), nullable=True),
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sa.Column("notes", sa.Text(), server_default="", nullable=False),
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sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
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sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
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sa.ForeignKeyConstraint(["manufacturer_id"], ["knowledge_manufacturers.id"], ondelete="CASCADE"),
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sa.PrimaryKeyConstraint("id"),
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sa.UniqueConstraint("manufacturer_id", "slug", name="uq_knowledge_devices_manufacturer_slug"),
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)
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op.create_index(op.f("ix_knowledge_devices_manufacturer_id"), "knowledge_devices", ["manufacturer_id"], unique=False)
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op.create_index(op.f("ix_knowledge_devices_name"), "knowledge_devices", ["name"], unique=False)
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op.create_index(op.f("ix_knowledge_devices_slug"), "knowledge_devices", ["slug"], unique=False)
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op.create_index(op.f("ix_knowledge_devices_model_number"), "knowledge_devices", ["model_number"], unique=False)
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op.create_index(op.f("ix_knowledge_devices_device_type"), "knowledge_devices", ["device_type"], unique=False)
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op.create_table(
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"knowledge_documents",
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sa.Column("id", sa.Integer(), nullable=False),
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sa.Column("manufacturer_id", sa.Integer(), nullable=False),
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sa.Column("device_id", sa.Integer(), nullable=True),
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sa.Column("title", sa.String(length=255), nullable=False),
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sa.Column("slug", sa.String(length=280), nullable=False),
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sa.Column("document_type", sa.String(length=80), nullable=False),
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sa.Column("language", sa.String(length=20), server_default="de", nullable=False),
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sa.Column("file_name", sa.String(length=255), server_default="", nullable=False),
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sa.Column("file_path", sa.String(length=500), server_default="", nullable=False),
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sa.Column("mime_type", sa.String(length=120), server_default="", nullable=False),
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sa.Column("file_size", sa.Integer(), server_default="0", nullable=False),
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sa.Column("checksum_sha256", sa.String(length=64), server_default="", nullable=False),
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sa.Column("external_url", sa.String(length=500), server_default="", nullable=False),
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sa.Column("paperless_document_id", sa.String(length=120), server_default="", nullable=False),
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sa.Column("description", sa.Text(), server_default="", nullable=False),
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sa.Column("tags", sa.JSON(), server_default="[]", nullable=False),
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sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
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sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
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sa.ForeignKeyConstraint(["device_id"], ["knowledge_devices.id"], ondelete="SET NULL"),
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sa.ForeignKeyConstraint(["manufacturer_id"], ["knowledge_manufacturers.id"], ondelete="RESTRICT"),
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sa.PrimaryKeyConstraint("id"),
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)
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op.create_index(op.f("ix_knowledge_documents_manufacturer_id"), "knowledge_documents", ["manufacturer_id"], unique=False)
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op.create_index(op.f("ix_knowledge_documents_device_id"), "knowledge_documents", ["device_id"], unique=False)
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op.create_index(op.f("ix_knowledge_documents_title"), "knowledge_documents", ["title"], unique=False)
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op.create_index(op.f("ix_knowledge_documents_slug"), "knowledge_documents", ["slug"], unique=True)
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op.create_index(op.f("ix_knowledge_documents_document_type"), "knowledge_documents", ["document_type"], unique=False)
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op.create_index(op.f("ix_knowledge_documents_language"), "knowledge_documents", ["language"], unique=False)
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op.create_index(op.f("ix_knowledge_documents_checksum_sha256"), "knowledge_documents", ["checksum_sha256"], unique=False)
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op.create_index(op.f("ix_knowledge_documents_paperless_document_id"), "knowledge_documents", ["paperless_document_id"], unique=False)
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op.create_table(
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"knowledge_notes",
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sa.Column("id", sa.Integer(), nullable=False),
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sa.Column("manufacturer_id", sa.Integer(), nullable=True),
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sa.Column("device_id", sa.Integer(), nullable=True),
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sa.Column("title", sa.String(length=255), nullable=False),
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sa.Column("content", sa.Text(), nullable=False),
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sa.Column("note_type", sa.String(length=80), nullable=False),
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sa.Column("severity", sa.String(length=40), server_default="", nullable=False),
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sa.Column("tags", sa.JSON(), server_default="[]", nullable=False),
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sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
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sa.Column("updated_at", sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False),
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sa.ForeignKeyConstraint(["device_id"], ["knowledge_devices.id"], ondelete="SET NULL"),
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sa.ForeignKeyConstraint(["manufacturer_id"], ["knowledge_manufacturers.id"], ondelete="SET NULL"),
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sa.PrimaryKeyConstraint("id"),
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)
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op.create_index(op.f("ix_knowledge_notes_manufacturer_id"), "knowledge_notes", ["manufacturer_id"], unique=False)
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op.create_index(op.f("ix_knowledge_notes_device_id"), "knowledge_notes", ["device_id"], unique=False)
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op.create_index(op.f("ix_knowledge_notes_title"), "knowledge_notes", ["title"], unique=False)
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op.create_index(op.f("ix_knowledge_notes_note_type"), "knowledge_notes", ["note_type"], unique=False)
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op.create_index(op.f("ix_knowledge_notes_severity"), "knowledge_notes", ["severity"], unique=False)
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for permission in KNOWLEDGE_PERMISSIONS:
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insert_permission(*permission)
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for role_name, permission_names in ROLE_PERMISSIONS.items():
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for permission_name in permission_names:
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grant_permission(role_name, permission_name)
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def downgrade() -> None:
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op.execute(
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"""
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DELETE FROM role_permissions
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USING permissions
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WHERE role_permissions.permission_id = permissions.id
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AND permissions.module = 'knowledge'
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"""
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)
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op.execute("DELETE FROM permissions WHERE module = 'knowledge'")
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op.drop_index(op.f("ix_knowledge_notes_severity"), table_name="knowledge_notes")
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op.drop_index(op.f("ix_knowledge_notes_note_type"), table_name="knowledge_notes")
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op.drop_index(op.f("ix_knowledge_notes_title"), table_name="knowledge_notes")
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op.drop_index(op.f("ix_knowledge_notes_device_id"), table_name="knowledge_notes")
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op.drop_index(op.f("ix_knowledge_notes_manufacturer_id"), table_name="knowledge_notes")
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op.drop_table("knowledge_notes")
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op.drop_index(op.f("ix_knowledge_documents_paperless_document_id"), table_name="knowledge_documents")
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op.drop_index(op.f("ix_knowledge_documents_checksum_sha256"), table_name="knowledge_documents")
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op.drop_index(op.f("ix_knowledge_documents_language"), table_name="knowledge_documents")
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op.drop_index(op.f("ix_knowledge_documents_document_type"), table_name="knowledge_documents")
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op.drop_index(op.f("ix_knowledge_documents_slug"), table_name="knowledge_documents")
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op.drop_index(op.f("ix_knowledge_documents_title"), table_name="knowledge_documents")
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op.drop_index(op.f("ix_knowledge_documents_device_id"), table_name="knowledge_documents")
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op.drop_index(op.f("ix_knowledge_documents_manufacturer_id"), table_name="knowledge_documents")
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op.drop_table("knowledge_documents")
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op.drop_index(op.f("ix_knowledge_devices_device_type"), table_name="knowledge_devices")
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op.drop_index(op.f("ix_knowledge_devices_model_number"), table_name="knowledge_devices")
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op.drop_index(op.f("ix_knowledge_devices_slug"), table_name="knowledge_devices")
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op.drop_index(op.f("ix_knowledge_devices_name"), table_name="knowledge_devices")
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op.drop_index(op.f("ix_knowledge_devices_manufacturer_id"), table_name="knowledge_devices")
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op.drop_table("knowledge_devices")
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op.drop_index(op.f("ix_knowledge_categories_slug"), table_name="knowledge_categories")
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op.drop_index(op.f("ix_knowledge_categories_name"), table_name="knowledge_categories")
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op.drop_table("knowledge_categories")
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op.drop_index(op.f("ix_knowledge_manufacturers_slug"), table_name="knowledge_manufacturers")
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op.drop_index(op.f("ix_knowledge_manufacturers_name"), table_name="knowledge_manufacturers")
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op.drop_table("knowledge_manufacturers")
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