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Copy pathresources.py
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247 lines (231 loc) · 8.03 KB
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from fastapi import APIRouter, Depends, Path
from jinja2 import TemplateNotFound
from starlette.requests import Request
from starlette.responses import RedirectResponse
from starlette.status import HTTP_303_SEE_OTHER
from tortoise import Model
from tortoise.fields import ManyToManyRelation
from tortoise.transactions import in_transaction
from fastapi_admin.depends import get_model, get_model_resource, get_resources
from fastapi_admin.resources import Model as ModelResource
from fastapi_admin.responses import redirect
from fastapi_admin.template import render_values, templates
router = APIRouter()
@router.get("/{resource}/list")
async def list_view(
request: Request,
model: Model = Depends(get_model),
resources=Depends(get_resources),
model_resource: ModelResource = Depends(get_model_resource),
resource: str = Path(...),
page_size: int = 10,
page_num: int = 1,
):
fields_name = model_resource.get_fields_name()
fields_label = model_resource.get_fields_label()
fields = model_resource.get_fields()
params = await model_resource.resolve_query_params(request, dict(request.query_params))
filters = await model_resource.get_filters(request, params)
qs = model.filter(**params)
total = await qs.count()
if page_size:
qs = qs.limit(page_size)
else:
page_size = model_resource.page_size
qs = qs.offset((page_num - 1) * page_size)
values = await qs.values(*fields_name)
rendered_values, row_attributes, cell_attributes = await render_values(
request, model_resource, fields, values
)
context = {
"request": request,
"resources": resources,
"fields_label": fields_label,
"fields": fields,
"values": values,
"row_attributes": row_attributes,
"cell_attributes": cell_attributes,
"rendered_values": rendered_values,
"filters": filters,
"resource": resource,
"model_resource": model_resource,
"resource_label": model_resource.label,
"page_size": page_size,
"page_num": page_num,
"total": total,
"from": page_size * (page_num - 1) + 1,
"to": page_size * page_num,
"page_title": model_resource.page_title,
"page_pre_title": model_resource.page_pre_title,
}
try:
return templates.TemplateResponse(
f"{resource}/list.html",
context=context,
)
except TemplateNotFound:
return templates.TemplateResponse(
"list.html",
context=context,
)
@router.post("/{resource}/update/{pk}")
async def update(
request: Request,
resource: str = Path(...),
pk: int = Path(...),
model_resource: ModelResource = Depends(get_model_resource),
resources=Depends(get_resources),
model=Depends(get_model),
):
form = await request.form()
data, m2m_data = await model_resource.resolve_data(request, form)
async with in_transaction() as conn:
obj = (
await model.filter(pk=pk)
.using_db(conn)
.select_for_update()
.get()
.prefetch_related(*model_resource.get_m2m_field())
)
await obj.update_from_dict(data).save(using_db=conn)
for k, items in m2m_data.items():
m2m_obj = getattr(obj, k)
await m2m_obj.clear()
if items:
await m2m_obj.add(*items)
obj = (
await model.filter(pk=pk)
.using_db(conn)
.get()
.prefetch_related(*model_resource.get_m2m_field())
)
inputs = await model_resource.get_inputs(obj)
if "save" in form.keys():
context = {
"request": request,
"resources": resources,
"resource_label": model_resource.label,
"resource": resource,
"model_resource": model_resource,
"inputs": inputs,
"pk": pk,
"page_title": model_resource.page_title,
"page_pre_title": model_resource.page_pre_title,
}
try:
return templates.TemplateResponse(
f"{resource}/update.html",
context=context,
)
except TemplateNotFound:
return templates.TemplateResponse(
"update.html",
context=context,
)
return redirect(request, "list_view", resource=resource)
@router.get("/{resource}/update/{pk}")
async def update_view(
request: Request,
resource: str = Path(...),
pk: int = Path(...),
model_resource: ModelResource = Depends(get_model_resource),
resources=Depends(get_resources),
model=Depends(get_model),
):
obj = await model.get(pk=pk)
inputs = await model_resource.get_inputs(obj)
context = {
"request": request,
"resources": resources,
"resource_label": model_resource.label,
"resource": resource,
"inputs": inputs,
"pk": pk,
"model_resource": model_resource,
"page_title": model_resource.page_title,
"page_pre_title": model_resource.page_pre_title,
}
try:
return templates.TemplateResponse(
f"{resource}/update.html",
context=context,
)
except TemplateNotFound:
return templates.TemplateResponse(
"update.html",
context=context,
)
@router.get("/{resource}/create")
async def create_view(
request: Request,
resource: str = Path(...),
resources=Depends(get_resources),
model_resource: ModelResource = Depends(get_model_resource),
):
inputs = await model_resource.get_inputs(request)
context = {
"request": request,
"resources": resources,
"resource_label": model_resource.label,
"resource": resource,
"inputs": inputs,
"model_resource": model_resource,
"page_title": model_resource.page_title,
"page_pre_title": model_resource.page_pre_title,
}
try:
return templates.TemplateResponse(
f"{resource}/create.html",
context=context,
)
except TemplateNotFound:
return templates.TemplateResponse(
"create.html",
context=context,
)
@router.post("/{resource}/create")
async def create(
request: Request,
resource: str = Path(...),
resources=Depends(get_resources),
model_resource: ModelResource = Depends(get_model_resource),
model=Depends(get_model),
):
inputs = await model_resource.get_inputs(request)
form = await request.form()
data, m2m_data = await model_resource.resolve_data(request, form)
async with in_transaction() as conn:
obj = await model.create(**data, using_db=conn)
for k, items in m2m_data.items():
m2m_obj = getattr(obj, k) # type:ManyToManyRelation
await m2m_obj.add(*items, using_db=conn)
if "save" in form.keys():
return redirect(request, "list_view", resource=resource)
context = {
"request": request,
"resources": resources,
"resource_label": model_resource.label,
"resource": resource,
"inputs": inputs,
"model_resource": model_resource,
"page_title": model_resource.page_title,
"page_pre_title": model_resource.page_pre_title,
}
try:
return templates.TemplateResponse(
f"{resource}/create.html",
context=context,
)
except TemplateNotFound:
return templates.TemplateResponse(
"create.html",
context=context,
)
@router.delete("/{resource}/delete/{pk}")
async def delete(request: Request, pk: int, model: Model = Depends(get_model)):
await model.filter(pk=pk).delete()
return RedirectResponse(url=request.headers.get("referer"), status_code=HTTP_303_SEE_OTHER)
@router.delete("/{resource}/bulk_actions/delete")
async def bulk_delete(request: Request, ids: str, model: Model = Depends(get_model)):
await model.filter(pk__in=ids.split(",")).delete()
return RedirectResponse(url=request.headers.get("referer"), status_code=HTTP_303_SEE_OTHER)