{
 "cells": [
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Simple WPS Profile with optional func decorator"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "from pywps import ComplexInput, ComplexOutput, FORMATS, Format\n",
    "from pywps import Process"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "esgf_api_test_a_input = ComplexInput(\n",
    "        'test_a', 'Test A ESGF API Param',\n",
    "         supported_formats=[FORMATS.JSON],\n",
    ")\n",
    "\n",
    "esgf_api_test_b_input = ComplexInput(\n",
    "        'test_b', 'Test B ESGF API Param',\n",
    "         supported_formats=[FORMATS.JSON],\n",
    ")\n",
    "\n",
    "esgf_api_inputs = [esgf_api_test_a_input, esgf_api_test_b_input]\n",
    "\n",
    "\n",
    "def esgf_api(F):\n",
    "    def wrapper(self):\n",
    "        F(self)\n",
    "        self.profile.append('ESGF-API')\n",
    "        self.inputs.extend(esgf_api_inputs)\n",
    "    return wrapper"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Use input parameters from esgf_api profile"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "class EmuSubsetSimple(Process):\n",
    "    def __init__(self):\n",
    "        domain = ComplexInput(\n",
    "                    'domain', 'domain',\n",
    "                    abstract=\"\",\n",
    "                    supported_formats=[FORMATS.JSON],\n",
    "                    min_occurs=0, max_occurs=1)\n",
    "        inputs = [domain, ]\n",
    "        # extend by esgf api profile\n",
    "        inputs.extend(esgf_api_inputs)\n",
    "        outputs = [\n",
    "            ComplexOutput(\n",
    "                'output', 'Output',\n",
    "                as_reference=True,\n",
    "                supported_formats=[FORMATS.NETCDF], ), ]\n",
    "        \n",
    "        super(EmuSubsetSimple, self).__init__(\n",
    "            self._handler,\n",
    "            identifier='Emu.subset',\n",
    "            title='xarray.subset',\n",
    "            abstract=\"subset netcdf files\",\n",
    "            version='1',\n",
    "            inputs=inputs,\n",
    "            outputs=outputs,\n",
    "            store_supported=True,\n",
    "            status_supported=True)\n",
    "    \n",
    "    def _handler(self, request, response):\n",
    "        pass"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "p = EmuSubsetSimple()\n",
    "for inpt in p.inputs:\n",
    "    print(inpt.title)"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "### Use esgf_api decorator"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "class EmuSubsetDecorated(Process):\n",
    "    # use esgf_api decorator to extend wps inputs behind the scences\n",
    "    @esgf_api  \n",
    "    def __init__(self):\n",
    "        domain = ComplexInput(\n",
    "                    'domain', 'domain',\n",
    "                    abstract=\"\",\n",
    "                    supported_formats=[FORMATS.JSON],\n",
    "                    min_occurs=0, max_occurs=1)\n",
    "        inputs = [domain]\n",
    "        outputs = [\n",
    "            ComplexOutput(\n",
    "                'output', 'Output',\n",
    "                as_reference=True,\n",
    "                supported_formats=[FORMATS.NETCDF], ), ]\n",
    "        \n",
    "        super(EmuSubsetDecorated, self).__init__(\n",
    "            self._handler,\n",
    "            identifier='Emu.subset',\n",
    "            title='xarray.subset',\n",
    "            abstract=\"subset netcdf files\",\n",
    "            version='1',\n",
    "            inputs=inputs,\n",
    "            outputs=outputs,\n",
    "            store_supported=True,\n",
    "            status_supported=True)\n",
    "    \n",
    "    def _handler(self, request, response):\n",
    "        pass"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "p = EmuSubsetDecorated()\n",
    "for inpt in p.inputs:\n",
    "    print(inpt.title)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": [
    "p.profile"
   ]
  }
 ],
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