{
    "$schema": "https://schema.management.azure.com/schemas/2015-01-01/deploymentTemplate.json#",
    "contentVersion": "1.0.0.0",
    "parameters": {
        "appId": {
            "type": "string",
            "metadata": {
                "description": "Active Directory App ID, set as MicrosoftAppId in the Web App's Application Settings."
            }
        },
        "appSecret": {
            "type": "string",
            "metadata": {
                "description": "Active Directory App Password, set as MicrosoftAppPassword in the Web App's Application Settings. Defaults to \"\"."
            }
        },
        "botId": {
            "type": "string",
            "metadata": {
                "description": "The globally unique and immutable bot ID. Also used to configure the displayName of the bot, which is mutable."
            }
        },
        "botSku": {
            "defaultValue": "F0",
            "type": "string",
            "metadata": {
                "description": "The pricing tier of the Bot Service Registration. Acceptable values are F0 and S1."
            }
        },
        "newAppServicePlanName": {
            "type": "string",
            "defaultValue": "",
            "metadata": {
                "description": "The name of the new App Service Plan."
            }
        },
        "newAppServicePlanSku": {
            "type": "object",
            "defaultValue": {
                "name": "S1",
                "tier": "Standard",
                "size": "S1",
                "family": "S",
                "capacity": 1
            },
            "metadata": {
                "description": "The SKU of the App Service Plan. Defaults to Standard values."
            }
        },
        "appServicePlanLocation": {
            "type": "string",
            "metadata": {
                "description": "The location of the App Service Plan."
            }
        },
        "existingAppServicePlan": {
            "type": "string",
            "defaultValue": "",
            "metadata": {
                "description": "Name of the existing App Service Plan used to create the Web App for the bot."
            }
        },
        "newWebAppName": {
            "type": "string",
            "defaultValue": "",
            "metadata": {
                "description": "The globally unique name of the Web App. Defaults to the value passed in for \"botId\"."
            }
        }
    },
    "variables": {
        "defaultAppServicePlanName": "[if(empty(parameters('existingAppServicePlan')), 'createNewAppServicePlan', parameters('existingAppServicePlan'))]",
        "useExistingAppServicePlan": "[not(equals(variables('defaultAppServicePlanName'), 'createNewAppServicePlan'))]",
        "servicePlanName": "[if(variables('useExistingAppServicePlan'), parameters('existingAppServicePlan'), parameters('newAppServicePlanName'))]",
        "resourcesLocation": "[parameters('appServicePlanLocation')]",
        "webAppName": "[if(empty(parameters('newWebAppName')), parameters('botId'), parameters('newWebAppName'))]",
        "siteHost": "[concat(variables('webAppName'), '.azurewebsites.net')]",
        "botEndpoint": "[concat('https://', variables('siteHost'), '/api/messages')]"
    },
    "resources": [
        {
            "comments": "Create a new App Service Plan if no existing App Service Plan name was passed in.",
            "type": "Microsoft.Web/serverfarms",
            "condition": "[not(variables('useExistingAppServicePlan'))]",
            "name": "[variables('servicePlanName')]",
            "apiVersion": "2018-02-01",
            "location": "[variables('resourcesLocation')]",
            "sku": "[parameters('newAppServicePlanSku')]",
            "properties": {
                "name": "[variables('servicePlanName')]"
            }
        },
        {
            "comments": "Create a Web App using an App Service Plan",
            "type": "Microsoft.Web/sites",
            "apiVersion": "2015-08-01",
            "location": "[variables('resourcesLocation')]",
            "kind": "app",
            "dependsOn": [
                "[resourceId('Microsoft.Web/serverfarms', variables('servicePlanName'))]"
            ],
            "name": "[variables('webAppName')]",
            "properties": {
                "name": "[variables('webAppName')]",
                "serverFarmId": "[resourceId('Microsoft.Web/serverfarms', variables('servicePlanName'))]",
                "siteConfig": {
                    "appSettings": [
                        {
                            "name": "WEBSITE_NODE_DEFAULT_VERSION",
                            "value": "10.14.1"
                        },
                        {
                            "name": "MicrosoftAppId",
                            "value": "[parameters('appId')]"
                        },
                        {
                            "name": "MicrosoftAppPassword",
                            "value": "[parameters('appSecret')]"
                        }
                    ],
                    "cors": {
                        "allowedOrigins": [
                            "https://botservice.hosting.portal.azure.net",
                            "https://hosting.onecloud.azure-test.net/"
                        ]
                    }
                }
            }
        },
        {
            "apiVersion": "2017-12-01",
            "type": "Microsoft.BotService/botServices",
            "name": "[parameters('botId')]",
            "location": "global",
            "kind": "bot",
            "sku": {
                "name": "[parameters('botSku')]"
            },
            "properties": {
                "name": "[parameters('botId')]",
                "displayName": "[parameters('botId')]",
                "endpoint": "[variables('botEndpoint')]",
                "msaAppId": "[parameters('appId')]",
                "developerAppInsightsApplicationId": null,
                "developerAppInsightKey": null,
                "publishingCredentials": null,
                "storageResourceId": null
            },
            "dependsOn": [
                "[resourceId('Microsoft.Web/sites/', variables('webAppName'))]"
            ]
        }
    ]
}