321 lines
10 KiB
Python
321 lines
10 KiB
Python
from __future__ import annotations
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from typing import List
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from fastapi import APIRouter, Depends, Form, HTTPException, Request, status
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from fastapi.responses import HTMLResponse, RedirectResponse
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from fastapi.templating import Jinja2Templates
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from dependencies import get_unit_of_work
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from models import MiningOperationType, Project, ScenarioStatus
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from schemas.project import ProjectCreate, ProjectRead, ProjectUpdate
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from services.exceptions import EntityConflictError, EntityNotFoundError
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from services.unit_of_work import UnitOfWork
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router = APIRouter(prefix="/projects", tags=["Projects"])
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templates = Jinja2Templates(directory="templates")
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def _to_read_model(project: Project) -> ProjectRead:
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return ProjectRead.model_validate(project)
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def _operation_type_choices() -> list[tuple[str, str]]:
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return [
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(op.value, op.name.replace("_", " ").title()) for op in MiningOperationType
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]
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@router.get("", response_model=List[ProjectRead])
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def list_projects(uow: UnitOfWork = Depends(get_unit_of_work)) -> List[ProjectRead]:
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projects = uow.projects.list()
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return [_to_read_model(project) for project in projects]
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@router.post("", response_model=ProjectRead, status_code=status.HTTP_201_CREATED)
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def create_project(
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payload: ProjectCreate, uow: UnitOfWork = Depends(get_unit_of_work)
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) -> ProjectRead:
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project = Project(**payload.model_dump())
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try:
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created = uow.projects.create(project)
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except EntityConflictError as exc:
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raise HTTPException(
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status_code=status.HTTP_409_CONFLICT, detail=str(exc)
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) from exc
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return _to_read_model(created)
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@router.get(
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"/ui",
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response_class=HTMLResponse,
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include_in_schema=False,
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name="projects.project_list_page",
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)
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def project_list_page(
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request: Request, uow: UnitOfWork = Depends(get_unit_of_work)
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) -> HTMLResponse:
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projects = uow.projects.list(with_children=True)
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for project in projects:
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setattr(project, "scenario_count", len(project.scenarios))
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return templates.TemplateResponse(
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request,
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"projects/list.html",
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{
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"projects": projects,
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},
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)
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@router.get(
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"/create",
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response_class=HTMLResponse,
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include_in_schema=False,
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name="projects.create_project_form",
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)
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def create_project_form(request: Request) -> HTMLResponse:
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return templates.TemplateResponse(
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request,
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"projects/form.html",
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{
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"project": None,
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"operation_types": _operation_type_choices(),
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"form_action": request.url_for("projects.create_project_submit"),
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"cancel_url": request.url_for("projects.project_list_page"),
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},
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)
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@router.post(
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"/create",
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include_in_schema=False,
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name="projects.create_project_submit",
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)
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def create_project_submit(
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request: Request,
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name: str = Form(...),
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location: str | None = Form(None),
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operation_type: str = Form(...),
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description: str | None = Form(None),
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uow: UnitOfWork = Depends(get_unit_of_work),
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):
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def _normalise(value: str | None) -> str | None:
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if value is None:
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return None
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value = value.strip()
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return value or None
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try:
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op_type = MiningOperationType(operation_type)
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except ValueError as exc:
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return templates.TemplateResponse(
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request,
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"projects/form.html",
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{
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"project": None,
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"operation_types": _operation_type_choices(),
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"form_action": request.url_for("projects.create_project_submit"),
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"cancel_url": request.url_for("projects.project_list_page"),
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"error": "Invalid operation type.",
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},
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status_code=status.HTTP_400_BAD_REQUEST,
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)
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project = Project(
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name=name.strip(),
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location=_normalise(location),
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operation_type=op_type,
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description=_normalise(description),
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)
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try:
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uow.projects.create(project)
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except EntityConflictError as exc:
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return templates.TemplateResponse(
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request,
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"projects/form.html",
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{
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"project": project,
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"operation_types": _operation_type_choices(),
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"form_action": request.url_for("projects.create_project_submit"),
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"cancel_url": request.url_for("projects.project_list_page"),
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"error": "Project with this name already exists.",
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},
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status_code=status.HTTP_409_CONFLICT,
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)
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return RedirectResponse(
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request.url_for("projects.project_list_page"),
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status_code=status.HTTP_303_SEE_OTHER,
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)
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@router.get("/{project_id}", response_model=ProjectRead)
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def get_project(project_id: int, uow: UnitOfWork = Depends(get_unit_of_work)) -> ProjectRead:
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try:
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project = uow.projects.get(project_id)
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except EntityNotFoundError as exc:
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raise HTTPException(
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status_code=status.HTTP_404_NOT_FOUND, detail=str(exc)
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) from exc
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return _to_read_model(project)
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@router.put("/{project_id}", response_model=ProjectRead)
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def update_project(
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project_id: int,
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payload: ProjectUpdate,
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uow: UnitOfWork = Depends(get_unit_of_work),
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) -> ProjectRead:
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try:
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project = uow.projects.get(project_id)
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except EntityNotFoundError as exc:
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raise HTTPException(
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status_code=status.HTTP_404_NOT_FOUND, detail=str(exc)
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) from exc
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update_data = payload.model_dump(exclude_unset=True)
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for field, value in update_data.items():
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setattr(project, field, value)
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uow.flush()
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return _to_read_model(project)
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@router.delete("/{project_id}", status_code=status.HTTP_204_NO_CONTENT)
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def delete_project(project_id: int, uow: UnitOfWork = Depends(get_unit_of_work)) -> None:
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try:
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uow.projects.delete(project_id)
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except EntityNotFoundError as exc:
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raise HTTPException(
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status_code=status.HTTP_404_NOT_FOUND, detail=str(exc)
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) from exc
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@router.get(
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"/{project_id}/view",
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response_class=HTMLResponse,
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include_in_schema=False,
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name="projects.view_project",
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)
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def view_project(
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project_id: int, request: Request, uow: UnitOfWork = Depends(get_unit_of_work)
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) -> HTMLResponse:
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try:
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project = uow.projects.get(project_id, with_children=True)
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except EntityNotFoundError as exc:
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raise HTTPException(
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status_code=status.HTTP_404_NOT_FOUND, detail=str(exc)
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) from exc
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scenarios = sorted(project.scenarios, key=lambda s: s.created_at)
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scenario_stats = {
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"total": len(scenarios),
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"active": sum(1 for scenario in scenarios if scenario.status == ScenarioStatus.ACTIVE),
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"draft": sum(1 for scenario in scenarios if scenario.status == ScenarioStatus.DRAFT),
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"archived": sum(1 for scenario in scenarios if scenario.status == ScenarioStatus.ARCHIVED),
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"latest_update": max(
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(scenario.updated_at for scenario in scenarios if scenario.updated_at),
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default=None,
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),
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}
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return templates.TemplateResponse(
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request,
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"projects/detail.html",
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{
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"project": project,
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"scenarios": scenarios,
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"scenario_stats": scenario_stats,
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},
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)
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@router.get(
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"/{project_id}/edit",
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response_class=HTMLResponse,
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include_in_schema=False,
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name="projects.edit_project_form",
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)
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def edit_project_form(
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project_id: int, request: Request, uow: UnitOfWork = Depends(get_unit_of_work)
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) -> HTMLResponse:
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try:
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project = uow.projects.get(project_id)
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except EntityNotFoundError as exc:
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raise HTTPException(
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status_code=status.HTTP_404_NOT_FOUND, detail=str(exc)
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) from exc
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return templates.TemplateResponse(
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request,
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"projects/form.html",
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{
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"project": project,
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"operation_types": _operation_type_choices(),
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"form_action": request.url_for(
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"projects.edit_project_submit", project_id=project_id
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),
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"cancel_url": request.url_for(
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"projects.view_project", project_id=project_id
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),
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},
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)
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@router.post(
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"/{project_id}/edit",
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include_in_schema=False,
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name="projects.edit_project_submit",
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)
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def edit_project_submit(
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project_id: int,
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request: Request,
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name: str = Form(...),
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location: str | None = Form(None),
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operation_type: str | None = Form(None),
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description: str | None = Form(None),
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uow: UnitOfWork = Depends(get_unit_of_work),
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):
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try:
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project = uow.projects.get(project_id)
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except EntityNotFoundError as exc:
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raise HTTPException(
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status_code=status.HTTP_404_NOT_FOUND, detail=str(exc)
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) from exc
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def _normalise(value: str | None) -> str | None:
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if value is None:
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return None
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value = value.strip()
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return value or None
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project.name = name.strip()
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project.location = _normalise(location)
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if operation_type:
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try:
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project.operation_type = MiningOperationType(operation_type)
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except ValueError as exc:
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return templates.TemplateResponse(
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request,
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"projects/form.html",
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{
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"project": project,
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"operation_types": _operation_type_choices(),
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"form_action": request.url_for(
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"projects.edit_project_submit", project_id=project_id
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),
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"cancel_url": request.url_for(
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"projects.view_project", project_id=project_id
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),
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"error": "Invalid operation type.",
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},
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status_code=status.HTTP_400_BAD_REQUEST,
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)
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project.description = _normalise(description)
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uow.flush()
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return RedirectResponse(
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request.url_for("projects.view_project", project_id=project_id),
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status_code=status.HTTP_303_SEE_OTHER,
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)
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