This sensor integrates your Iconomi portfolio value into Home Assistant. As this is a sensor, HA will handle the history and graphs for you :)
Create an API key in your Iconomi account. Go to https://www.iconomi.com/settings/api-keys and click "Create API Key". Give it a fancy name and click "Create". NOTE: Your API Secret will only be shown ONCE. So copy and store it safely in your digital vault.
Install using HACS. Add this GitHub repo as custom repository using repo URL https://github.com/topscoder/iconomi-homeassistant
sensor:
- platform: iconomi
name: "Iconomi Balance"
api_key: !secret iconomi_api_key
api_secret: !secret iconomi_api_secret
# Get your keys from https://www.iconomi.com/settings/api-keys
iconomi_api_key: "abcd1337"
iconomi_api_secret: "ef1337ab"
type: sensor
entity: sensor.iconomi_balance
graph: line
name: Iconomi Portfolio
icon: mdi:currency-usd
detail: 2
unit: USD
git commit -a --no-verify