What

• Discuss and create a plan to enable the tracking of environmental impact

[ML] Create systems to populate the personal statistics section fastly and easily using Receipts from 3rd party apps/Camera

• Create a Share Receipt with Open Food Facts intent that accepts Images and PDF
• Create a view to take a photo of a receipt/Upload one from camera roll/document picker
• Use MLKit/On-device OCR to perform an OCR on receipts
• Tokenize the receipt into items
• Create a view to associate those items with a barcode
• Create a local database of items/barcode associations

[Poor man version] Create a Back from the Market scanning mode

• You enter the mode
• You scan continuously many barcodes
• You exit the mode
• You get a list of all scanned barcodes

Create a list variant that is able to support everything we need for stocking

• Add support for storage location in the list system
• Add support for prices in the list system
• Add support for number of items in the list system
• Add support for number of portions available in the list system
• Add support for number of portions eaten in the list system
• Create a plan for a good UI to input number of items
• Create a plan for a good UI to input quantities eaten/left for a product
• Create a plan for a good UI to assign a product to a storage location
• Add support for Best Before Date in the list system
• Add support to recognize/input the Best Before Date
• Use MLKit/On-device OCR to perform an OCR on best before dates

Create a personal statistics section

• Create a statistics section/view in the app
• You can ask for the stats on the last week of scans (or of any given list)
• sums up your carbon emissions on a given period (day/week/year Knowledge panel - Personal impact openfoodfacts-server#4503)
• Show the pie chart repartition of Eco-Scores on any list (including history)
• Show the pie chart repartition of Nutri-Score on any list (including history)
• Show the pie chart repartition of NOVA groups on any list (including history)
• Create a view with your weekly production of packaging waste

Allow to take a pledge towards COP21 goals

• Allow to take a pledge towards COP21 goals
• Allow to pass the part of the ADEME quiz related to food to broadly assess impact ?
• Allow to retrieve the exact carbon emission for one product
• Alert if you're not on track to meet your pledge

Mockups

API fields

• "co2_total" - We have to be clear that it's an average value for the category https://world.openfoodfacts.org/api/v0/product/8076802085738.json?fields=ecoscore_data
• packagings: "weight_specified"https://world.openfoodfacts.org/api/v0/product/3250390009474.json?fields=packagings

Part of

• Track mode (Tracker issue) #523