Email Sender

Compose emails from a a template file and a customers csv file. Output to a directory and invalid customers to a error csv file

./send_email

 -customers string
        (required) path to customers csv file
  -error string
        (required) path to errors csv file
  -out string
        (required) path to output emails directory
  -template string
        (required) path to email template json file

How to run

From source

requires go v1.19+

1. Build source into file ./send_email

go build -o ./send_email cmd/send_email/main.go

2. Run it, can use the provided test data in etc/test/

./send_email -customers etc/test/customers.csv -out etc/test/out -template etc/test/email_template.json -error etc/test/errors.csv

3. Check the result in etc/test/out and etc/test/errors.csv

Remember to point to a different error file each running time

Using docker

1. Build image and name it email_sender

docker build -t email_sender .

2. Prepare a folder that contains your customers.csv, email_template.json, out directory, error file errors.csv. We can use the etc/test folder as an example

3. Run docker with mount directory etc/test . Remember to remove the etc/test/errors.csv file if any.

docker run -v /$(pwd)/etc/test/:/app/test/  email_sender_v1  ./send_email -customers test/customers.csv \
-out test/out/ \
-template test/email_template.json \
-error test/errors.csv

4. Check result in out and errors.csv

Test

make test

==> Running tests...
ok      github.com/ziggy192/email_sender        0.513s  coverage: 71.0% of statements

Format code

make fmt

Check lint

make lint