hledger notifications parser

notifications-parser.sh

# each key is a regexp pretty much
# and each value is a template name
templates["PLACE NAME HERE"]="coffee"
templates["COFFEE PLACE"]="coffee"
templates["WOOLWORTHS"]="grocery"
templates["COLES"]="grocery"
templates["DIGITALOCEAN.COM"]="digitalocean"
templates["STEAMGAMES"]="steam"

function get-banks-notifications {
    termux-notification-list | jq -r '.[] | select(.key | contains("bankname1") or contains("bankname2")) | (.when + "===" + (.key | gsub("\n"; " ")) + "===" + (.content | gsub("\n"; " ")))'
}

function ledger-check {
    IFS=$'\n'
    for line in $(get-banks-notifications)
    do
        # if content is empty then nothing will be appended
        # after === so the str is going to end there.
        # no content - no need to go further
        if [[ "$line" =~ ===$ ]]; then
            continue
        fi
        parts=($(echo "$line" | tr '===' '\n'))
        hash=$(echo $line | sha1sum | head -c 40)
        content=${parts[2]}

        bank_name="bankname1"

        #bankname1
        amount=$(echo $content | grep -o -E '\$[0-9.]+\s(paid|sent)' | grep -o -E '[0-9.]+')

        if [ -z "$amount" ];
        then
            #bankname2
            amount=$(echo $content | grep -o -E '[pP]aid\s\$[0-9.]+\sat' | grep -o -E '[0-9.]+')
            bank_name="bankname2"
        fi

        date=$(echo ${parts[0]} | awk '{print $1}' | sed 's/"//')
        datetime=$parts[0]

        template="${bank_name}_uncategorised"

        for key in "${!templates[@]}"; do
            if [[ $content =~ $key ]];
            then
                template=${templates[$key]}
            fi
        done

        if [ -n "$amount" ];
        then
            if ! cat $LEDGER_FILE | grep -q "$hash"; then
                new_record=$(cat $SCRIPT_DIR/ledger-templates/$template | sed "s/{{HASH}}/$hash/" | sed "s/{{DATE}}/$date/" | sed "s/{{AMOUNT}}/$amount/" | sed "s/{{DATETIME}}/$datetime/" | sed "s/{{CONTENT}}/$content/")

                echo "" >> $LEDGER_FILE
                echo "$new_record" >> $LEDGER_FILE
                echo "" >> $LEDGER_FILE
            fi
        fi
    done
}