# helm_charts_mail-receiver-configmap.yaml
{{- if .Values.mailReceiver.enabled }}
apiVersion: v1
kind: ConfigMap
metadata:
  name: {{ template "redmine.fullname" . }}
  labels: {{- include "redmine.labels" . | nindent 4 }}
data:
  receive.sh: |
    #!/usr/bin/env bash

    if [ $REDMINE_MAIL_RECEIVER_DEBUG ]; then 
        set -x
    fi

    # Perform basic validation
    if [ "$REDMINE_MAIL_RECEIVER_HOST" = "" ]; then
        echo "Envar REDMINE_MAIL_RECEIVER_HOST undefined"
        exit 1
    fi

    if [ "$REDMINE_MAIL_RECEIVER_PORT" = "" ]; then
        echo "Envar REDMINE_MAIL_RECEIVER_PORT undefined"
        exit 1
    fi

    if [ "$REDMINE_MAIL_RECEIVER_USERNAME" = "" ]; then
        echo "Envar REDMINE_MAIL_RECEIVER_USERNAME undefined"
        exit 1
    fi

    if [ "$REDMINE_MAIL_RECEIVER_PASSWORD" = "" ]; then
        echo "Envar REDMINE_MAIL_RECEIVER_PASSWORD undefined"
        exit 1
    fi

    # Set workdir
    cd /opt/bitnami/redmine

    # Configuring Database connection
    if [ $REDMINE_DB_MYSQL ]; then
    cat <<END > config/database.yml
        production:
            adapter: mysql2
            database: <%= ENV["REDMINE_MAIL_RECEIVER_DB_DATABASE"] %>
            host: <%= ENV["REDMINE_MAIL_RECEIVER_DB_MYSQL"] %>
            username: <%= ENV["REDMINE_MAIL_RECEIVER_DB_USERNAME"] %>
            password: <%= ENV["REDMINE_MAIL_RECEIVER_DB_PASSWORD"] %>
            port: <%= ENV["REDMINE_MAIL_RECEIVER_DB_PORT"] %>
            encoding: utf8

        test: 
            adapter: postgresql
            database: <%= ENV["REDMINE_MAIL_RECEIVER_DB_DATABASE"] %>
            host: <%= ENV["REDMINE_MAIL_RECEIVER_DB_POSTGRES"] %>
            username: <%= ENV["REDMINE_MAIL_RECEIVER_DB_USERNAME"] %>
            password: <%= ENV["REDMINE_MAIL_RECEIVER_DB_PASSWORD"] %>
            port: <%= ENV["REDMINE_MAIL_RECEIVER_DB_PORT"] %>
            encoding: utf8
    END
    elif [ $REDMINE_DB_POSTGRES ]; then
    cat <<END > config/database.yml
        test:
            adapter: mysql2
            database: <%= ENV["REDMINE_MAIL_RECEIVER_DB_DATABASE"] %>
            host: <%= ENV["REDMINE_MAIL_RECEIVER_DB_MYSQL"] %>
            username: <%= ENV["REDMINE_MAIL_RECEIVER_DB_USERNAME"] %>
            password: <%= ENV["REDMINE_MAIL_RECEIVER_DB_PASSWORD"] %>
            port: <%= ENV["REDMINE_MAIL_RECEIVER_DB_PORT"] %>
            encoding: utf8

        production: 
            adapter: postgresql
            database: <%= ENV["REDMINE_MAIL_RECEIVER_DB_DATABASE"] %>
            host: <%= ENV["REDMINE_MAIL_RECEIVER_DB_POSTGRES"] %>
            username: <%= ENV["REDMINE_MAIL_RECEIVER_DB_USERNAME"] %>
            password: <%= ENV["REDMINE_MAIL_RECEIVER_DB_PASSWORD"] %>
            port: <%= ENV["REDMINE_MAIL_RECEIVER_DB_PORT"] %>
            encoding: utf8
    END
    else
        echo "No database settings given. Exiting"
        exit 1
    fi

    # Build receiver command
    COMMAND=""

    if [ "$REDMINE_MAIL_RECEIVER_PROTOCOL" = "IMAP" ]; then
        COMMAND="bundle exec rake redmine:email:receive_imap --trace "

        if [ "$REDMINE_MAIL_RECEIVER_IMAP_FOLDER" != "" ]; then
            COMMAND="$COMMAND folder=\"$REDMINE_MAIL_RECEIVER_IMAP_FOLDER\" "
        fi

        if [ "$REDMINE_MAIL_RECEIVER_IMAP_MOVE_ON_SUCCESS" != "" ]; then
            COMMAND="$COMMAND move_on_success=\"$REDMINE_MAIL_RECEIVER_IMAP_MOVE_ON_SUCCESS\" "
        fi

        if [ "$REDMINE_MAIL_RECEIVER_IMAP_MOVE_ON_FAILURE" != "" ]; then
            COMMAND="$COMMAND move_on_failure=\"$REDMINE_MAIL_RECEIVER_IMAP_MOVE_ON_FAILURE\" "
        fi    

    elif [ "$REDMINE_MAIL_RECEIVER_PROTOCOL" = "IMAP" ]; then
        COMMAND="bundle exec rake redmine:email:receive_pop3 --trace "
        
        if [ "$REDMINE_MAIL_RECEIVER_POP3_DELETE_UNPROCESSED" != "" ]; then
            COMMAND="$COMMAND delete_unprocessed=\"$REDMINE_MAIL_RECEIVER_POP3_DELETE_UNPROCESSED\" "
        fi
        
    else
        echo "Unsupported mail receive protocol. Exiting"
        exit 1
    fi

    # Add required values
    COMMAND="$COMMAND RAILS_ENV='production' \
    host=\"$REDMINE_MAIL_RECEIVER_HOST\" \
    port=\"$REDMINE_MAIL_RECEIVER_PORT\" \
    username=\"$REDMINE_MAIL_RECEIVER_USERNAME\" \
    password=\"$REDMINE_MAIL_RECEIVER_PASSWORD\" "


    # Add optional values
    if [ "$REDMINE_MAIL_RECEIVER_USE_SSL" ]; then
        COMMAND="$COMMAND ssl=\"$REDMINE_MAIL_RECEIVER_USE_SSL\" "
    fi

    if [ -z "$REDMINE_MAIL_RECEIVER_STARTTLS" -a "$REDMINE_MAIL_RECEIVER_STARTTLS" ]; then
        COMMAND="$COMMAND starttls=\"$REDMINE_MAIL_RECEIVER_STARTTLS\" "
    fi

    if [ "$REDMINE_MAIL_RECEIVER_UNKNOWN_USER_ACTION" != "" ]; then
        COMMAND="$COMMAND unknown_user=\"$REDMINE_MAIL_RECEIVER_UNKNOWN_USER_ACTION\" "
    fi

    if [ "$REDMINE_MAIL_RECEIVER_NO_PERMISSION_CHECK" != "" ]; then
        COMMAND="$COMMAND no_permission_check=\"$REDMINE_MAIL_RECEIVER_NO_PERMISSION_CHECK\" "
    fi

    if [ "$REDMINE_MAIL_RECEIVER_NO_ACCOUNT_NOTICE" != "" ]; then
        COMMAND="$COMMAND no_account_notice=\"$REDMINE_MAIL_RECEIVER_NO_ACCOUNT_NOTICE\" "
    fi

    if [ "$REDMINE_MAIL_RECEIVER_DEFAULT_GROUP" != "" ]; then
        COMMAND="$COMMAND default_group=\"$REDMINE_MAIL_RECEIVER_DEFAULT_GROUP\" "
    fi

    if [ "$REDMINE_MAIL_RECEIVER_PROJECT" != "" ]; then
        COMMAND="$COMMAND project=\"$REDMINE_MAIL_RECEIVER_PROJECT\" "
    fi

    if [ "$REDMINE_MAIL_RECEIVER_PROJECT_FROM_SUBADDRESS" != "" ]; then
        COMMAND="$COMMAND  project_from_subaddress=\"$REDMINE_MAIL_RECEIVER_PROJECT_FROM_SUBADDRESS\" "
    fi

    if [ "$REDMINE_MAIL_RECEIVER_STATUS" != "" ]; then
        COMMAND="$COMMAND status=\"$REDMINE_MAIL_RECEIVER_STATUS\" "
    fi

    if [ "$REDMINE_MAIL_RECEIVER_TRACKER" != "" ]; then
        COMMAND="$COMMAND tracker=\"$REDMINE_MAIL_RECEIVER_TRACKER\" "
    fi

    if [ "$REDMINE_MAIL_RECEIVER_CATEGORY" != "" ]; then
        COMMAND="$COMMAND category=\"$REDMINE_MAIL_RECEIVER_CATEGORY\" "
    fi

    if [ "$REDMINE_MAIL_RECEIVER_PRIORITY" != "" ]; then
        COMMAND="$COMMAND priority=\"$REDMINE_MAIL_RECEIVER_PRIORITY\" "
    fi

    if [ "$REDMINE_MAIL_RECEIVER_ASSIGNED_TO" != "" ]; then
        COMMAND="$COMMAND assigned_to=\"$REDMINE_MAIL_RECEIVER_ASSIGNED_TO\" "
    fi

    if [ "$REDMINE_MAIL_RECEIVER_ALLOW_OVERRIDE" != "" ]; then
        COMMAND="$COMMAND allow_override=\"$REDMINE_MAIL_RECEIVER_ALLOW_OVERRIDE\" "
    fi

    if [ $REDMINE_MAIL_RECEIVER_DEBUG ]; then 
        echo "Unsecure printing mail receiving command"
        echo $COMMAND
        echo ""
    fi

    # Configuring secrets
    cat <<END > config/secrets.yml
        development:
            secret_key_base:

        test:
            secret_key_base:

        production:
            secret_key_base: <%= ENV["REDMINE_MAIL_RECEIVER_SECRET_KEY_BASE"] %>
    END

    echo "Start rake receive email process"

    # Execute command
    eval $COMMAND
    echo "Email receiveing completed"

    exit 0
{{- end -}}