#!perl

# This plugin must at the end in the plugins file.

HELP1 "deposit <amount>" => "Deposit into an account";

sub command :Tab(deposit) ($self, $cart, $command, @) {
    $command eq 'deposit' or return NEXT;

    return "Amount to deposit into your account", \&amount;
}

sub amount :Tab(13.37,42) ($self, $cart, $amount, @) {
    $self->{amount} = parse_amount($amount)
        or return REJECT, "Invalid amount";

    call_hooks("deposit_methods", \my $message, $self->{deposit_methods} = {});

    return $message . "How are we receiving this $amount?", \&how
        if keys %{ $self->{deposit_methods} };

    $cart
        ->add(+$self->{amount}, "Deposit", { is_deposit => 1 })
        ->add_contra("-deposits/other", -$self->{amount}, "Deposited by \$you");

    return ACCEPT;
}

sub how :Tab(&how_tab) ($self, $cart, $input, @) {
    my %methods = %{ $self->{deposit_methods} };

    my $how = $self->{how} = $methods{$input}
        or return REJECT, "'$input' is not a valid answer.";

    $how->{_key} = $input;

    if (@{ $how->{prompts} // [] }) {
        return shift @{ $how->{prompts} }, \&how_prompt;
    }

    my $contra = 
          $how->{_key} eq 'cash'      ? '-cash'
        : $how->{_key} eq 'reimburse' ? '-expenses/reimbursed'
        :                               "-deposits/$how->{_key}";

    $cart
        ->add(+$self->{amount}, $how->{description}, { is_deposit => 1, method => $how->{_key} })
        ->add_contra($contra, -$self->{amount}, "$how->{description} by \$you");

    return ACCEPT;
}

sub how_tab($self, @) {
    return keys %{ $self->{deposit_methods} };
}

sub how_prompt($self, $cart, $input, @) {
    my $how = $self->{how};

    push @{ $how->{answers} }, $input;

    if (@{ $how->{prompts} }) {
        return shift @{ $how->{prompts} }, \&how_prompt;
    }

    my $desc = sprintf $how->{description}, @{ $how->{answers} };
    my $contra = $how->{_key} eq 'cash' ? '-cash' : "-deposits/$how->{_key}";

    $cart
        ->add(+$self->{amount}, $desc, { is_deposit => 1, method => $how->{_key} })
        ->add_contra($contra, -$self->{amount}, "$desc by \$you");

    return ACCEPT;
}