function.bicep

param appName string

param location string = resourceGroup().location

var storageAccountName = '${substring(appName,0,10)}${uniqueString(resourceGroup().id)}' 
var hostingPlanName = '${appName}${uniqueString(resourceGroup().id)}'
var appInsightsName = '${appName}${uniqueString(resourceGroup().id)}'
var functionAppName = appName

resource storageAccount 'Microsoft.Storage/storageAccounts@2022-05-01' = {
  name: storageAccountName
  location: location
  kind: 'StorageV2'
  sku: {
    name: 'Standard_LRS'
  }
}

resource appInsights 'Microsoft.Insights/components@2020-02-02' = {
  name: appInsightsName
  location: location
  kind: 'web'
  properties: { 
    Application_Type: 'web'
    publicNetworkAccessForIngestion: 'Enabled'
    publicNetworkAccessForQuery: 'Enabled'
  }
  tags: {
     'hidden-link:/subscriptions/${subscription().id}/resourceGroups/${resourceGroup().name}/providers/Microsoft.Web/sites/${functionAppName}': 'Resource'
  }
}

resource hostingPlan 'Microsoft.Web/serverfarms@2022-03-01' = {
  name: hostingPlanName
  location: location
  sku: {
    name: 'Y1' 
    tier: 'Dynamic'
  }
  properties:{
    reserved: true
  }
}

resource functionAppName_resource 'Microsoft.Web/sites@2022-03-01' = {
  name: functionAppName
  location: location
  kind: 'functionapp,linux'
  properties: {
    serverFarmId: hostingPlan.id
    clientAffinityEnabled: true
    httpsOnly: true
    siteConfig: {
      http20Enabled: true
      remoteDebuggingEnabled: false
      minTlsVersion: '1.2'
      linuxFxVersion: 'dotnet|6.0'
      ftpsState: 'Disabled'
      managedServiceIdentityId: 1
      appSettings: [
        {
          name: 'APPINSIGHTS_INSTRUMENTATIONKEY'
          value: appInsights.properties.InstrumentationKey
        }
        {
          name: 'SCM_DO_BUILD_DURING_DEPLOYMENT'
          value: 'false'
        }
        {
          name: 'FUNCTIONS_EXTENSION_VERSION'
          value: '~4'
        }
        {
          name: 'FUNCTIONS_WORKER_RUNTIME'
          value: 'dotnet'
        }
        {
          name: 'AzureWebJobsStorage'
          value: 'DefaultEndpointsProtocol=https;AccountName=${storageAccount.name};EndpointSuffix=${environment().suffixes.storage};AccountKey=${storageAccount.listKeys().keys[0].value}'
        }
      ]
    }
  }
  dependsOn: [
  ]
}