from django.shortcuts import render, redirect
from django.http import Http404
from django.conf import settings


# Fallback view - only displaying info for user to move on
def index(request):
    context = {
        "available_grid_models": settings.AVAILABLE_GRID_MODELS if hasattr(settings, "AVAILABLE_GRID_MODELS") else []
        }
    return render(request, 'spatial/index.html', context)

# The main view. Expects a valid model_id, otherwise it defaults to index
def gridmap(request, model_id=None):
    try:
        for model in settings.AVAILABLE_GRID_MODELS:
            if model_id == model["model_id"]:
                context = {"model_id": model_id}
                return render(request, 'spatial/gridmap.html', context)
    except AttributeError:
        pass
    return redirect("../")


# TO BE REMOVED when the PSILARTEMP model has been harmonized with the VIPS gridded model format
def psilartemp(request):
    context = {}
    return render(request, 'spatial/psilartemp.html', context)