646 lines
		
	
	
		
			18 KiB
		
	
	
	
		
			Perl
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			646 lines
		
	
	
		
			18 KiB
		
	
	
	
		
			Perl
		
	
	
		
			Executable File
		
	
	
	
	
#!/usr/bin/env perl
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use strict;
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use utf8;
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my ($db, %OPTS, $ACCOUNT, %targets);
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package Commands {
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use Text::Wrap qw(wrap);
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use Carp qw(croak);
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use Scalar::Util qw(openhandle);
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use open qw/:std :encoding(utf8)/;
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sub import {
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    $db = $_[1];
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    set_txn_mode(undef, $_[2] // "each");
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}
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sub cond_txn_all (&);
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sub cond_txn_each (&);
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sub set_txn_mode {
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    my (undef, $mode) = @_;
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    my $with_txn = sub (&) { $db->storage->txn_do(shift) };
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    my $no_txn = sub (&) { goto &{$_[0]} };
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    no warnings 'redefine';
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    if ( $mode eq "all" ) {
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        *cond_txn_all = $with_txn;
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        *cond_txn_each = $no_txn;
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    }
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    elsif ( $mode eq "each" ) {
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        *cond_txn_all = $no_txn;
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        *cond_txn_each = $with_txn;
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    }
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    else {
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        croak "Unsupported txn_mode $mode";
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    }
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}
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sub single_charge { # charge interactively
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    my $accounts = $db->resultset("Account");
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    _require_value();
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    _require_purpose();
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    _provide_date();
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    my $billId = delete $OPTS{'bill-id'}
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        and _require_target();
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    my $charger = sub {
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        my ($account, $billId) = @_;
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        my $what = $billId ? 'add_to_debits' : 'add_to_credits';
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        return $account->$what({
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            $billId ? (
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                billId => sprintf($billId, $account->ID),
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                targetCredit => delete( $OPTS{target} ),
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            ) : (),
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            map { $_ => $OPTS{$_} } qw(value purpose date),
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        });
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    };
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    if ( $ACCOUNT ) {
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        my $account = $accounts->find({ ID => $ACCOUNT });
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        my ($record, $transf_count);
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        cond_txn_each { 
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            $record = $charger->($account, $billId);
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            if ( !$billId and my $t = $OPTS{target} ) {
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                $transf_count = $db->make_transfers( $record->ID => $t );
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            }
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        };
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        printf("Created %s, transferred %d of %d.\n",
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            $billId // $record->credId, $transf_count, $record->value
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        );
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    }
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    elsif ( $billId =~ s{ @ (\{)? ((?(1)\S+|\w+)) (?(1)\}) }{ %s }xms ) {
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        # ^^ regex to consider list of real or pseudonymized account IDs
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        # e.g. @Member | @{one,another,...} | @{M{xyz},M{mno}} 
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        $accounts = $accounts->search({
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            $1 ? (ID => { -in => [ split /,/, $2 ] }) : ( type => $2 )
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        });
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        cond_txn_all {
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            while ( my $account = $accounts->next ) {
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                cond_txn_each { $charger->( $account, $billId ); }
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            }
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        };
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    }
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    else {
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        croak "You haven't specified an account to charge";
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    }
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}
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sub _require_value {
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    until ( $OPTS{value} && $OPTS{value} =~ m{^\d+(\.\d\d)?$} ) {
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        print "Charge value in cent (or use decimal point): ";
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        chomp( $OPTS{value} = <STDIN> );
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    }
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    $_ = integer_money_value($_) for $OPTS{value};
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}
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sub _require_purpose {
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    until ( $OPTS{purpose} ) {
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        print "Purpose: ";
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        chomp( $OPTS{purpose} = <STDIN> );
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    }
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}
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sub _provide_date {
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    my ($YEAR, $MONTH, $DAY) = (localtime)[3,4,5];
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    $YEAR += 1900; $MONTH++;
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    until ( $OPTS{date} && $OPTS{date} =~ m{\d{4}-?\d\d-?\d\d} ) {
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        printf "Full date [YYYY-MM-DD] or year [%d]: ", $YEAR;
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        chomp( my $year = <STDIN> );
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        if ( !length($year) ) {}
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        elsif ( $year =~ m{^(\d{4})-(\d\d)-(\d\d)$} ) {
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            ($YEAR, $MONTH, $DAY) = ($1, $2, $3);
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            goto ASSIGN;
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        }
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        elsif ( $year =~ m{^(\d\d)?\d\d$} && $year > 0 ) {
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            substr $year, 0, 0, 20 if !$1;
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            if ( $year ne $YEAR ) {
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                $YEAR = $year;
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                $_ = '' for $MONTH, $DAY;
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            }
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        }
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        else { redo; }
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        printf "Month [%d]: ", $MONTH;
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        chomp( my $month = <STDIN> );
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        if ( !length( $month ) && $MONTH ) {}
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        elsif ( $month !~ m{\D} && $month > 0 && $month < 13 ) {
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            if ( $month != $MONTH ) {
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                $MONTH = $month;
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                $DAY = '';
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            }
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        }
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        else { redo; }
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        printf "Day [%d]: ", $DAY;
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        chomp( my $day = <STDIN> );
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        if ( !length( $day ) ) {}
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        elsif ( $day !~ m{\D} && $day > 0 && $month < 31 ) {
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            $DAY = $day;
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        }
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        else { redo; }
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        ASSIGN:
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        $OPTS{date} = sprintf "%4d-%02d-%02d", $YEAR, $MONTH, $DAY;
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    }
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}
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sub _require_target {
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    my $t;
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    until ( $t = $OPTS{target} and $t =~ m{^\d+$} ) {
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        unless ( $t ) {
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            print "Target credit id: ";
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            chomp( my $t = <STDIN> );
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        }
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        if ( $t =~ m{ \A \? (\w+) \z } ) {
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            $OPTS{target} = select_target_credit_from($t);
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        }
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    }
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}
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sub charge_account {
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    goto &single_charge if %OPTS;
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    print "Enter records ...\n" if -t STDIN;
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    local *ARGV = (
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        openhandle($_[0])
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        // croak "charge_account() expects open file handle to read from"
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    ) if my $abort_on_exception = exists $_[0];
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    # Possible line formats:
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    # -------------------------------------------------------
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    #
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    # Date Account Var Amount Purpose     :: Credit (Payment or target)
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    #              ^^^ Field may be empty or '+', yet not omitted
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    # Date Account Amount TCr ID: Purpose :: Bill
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    #                     ^^^ Field may be empty, yet not omitted
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    #
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    # Please note: Omit Account if it is specified on commandline.
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    #
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    cond_txn_all {
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        while ( defined( my $line = <ARGV> ) ) {
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            _strip_comment_from($line) // next;
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            my ($sep) = $line =~ m{([,; \t|])};
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            my @columns
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              = split /[$sep][ ]*/, $line,
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                defined($ACCOUNT) ? 4 : 5;
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            splice @columns, 1, 0, $ACCOUNT // ();
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            # Strip quotes from all but ultimate purpose
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            for ( @columns[ 0 .. 3 ] ) {
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                m{\A(["'])}xms && m{$1\z}xms or next;
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                substr $_,  0, 1, '';
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                substr $_, -1, 1, '';
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            }
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            my ($record, $transf_count)
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                = eval { cond_txn_each { _inner_charge(@columns) } };
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            if ( !defined $record ) {
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                if ( $@ ) {
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                    die $@ if $abort_on_exception;
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                    warn $@;
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                    next;
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                }
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                else { die '_inner_charge() returned nothing'; }
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            };
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            printf("Created %s, transferred %d of %d.\n",
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                eval { $record->billId } // $record->credId,
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                $transf_count, $record->value
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            );
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        }
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    }
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}
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sub _inner_charge {
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    my ($date, $account, $debit, $credit, $purpose) = @_;
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    $account = $db->resultset("Account")->find($account)
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        // croak "There is no account with that name: $account";
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    chomp $credit if !defined $purpose;
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    { # In order to slurp any consecutive lines take two cases into account:
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      #   1) Purpose has not begun next from value on initial line ->
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      #      Grab every line before the next empty one (must have no length).
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      #      Consider any quotes to be literal.
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      #   2) Grab everything until closing quote is recognized.
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      #      This is the case when the quote is the same as the opening one,
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      #      it in not doubled and before a space or the end of line.
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        my ($quot, $end, $has_more, $line);
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        $DB::single = 1;
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        if ( defined $purpose ) {
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            $has_more = $purpose !~ s{ \A (?<quot> ["'] ) }{}xms
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                     && $purpose =~ m{ : \s* \z }xms;
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        }
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        else {
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            $has_more = 1;
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            ($purpose = <ARGV>) =~ s{^\s+}{};
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        }
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        while (1) { # Single iteration, either early closed or redone
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            $has_more
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                or # we are inside region wrapped by identical quotes:
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                   ($quot = $+{quot}) .. ( $end = $purpose =~ s{
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                       \G             # from position of last iteration
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                       (?<![$quot\\]) # must not be preseded by escape or
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                       ($quot)        # same quote
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                       (?=\s|\z)      # before space or end of line
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                     }{}goxms
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                   )
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                or last # because there are no consecutive lines.
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                ;
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            last if (!$+{quot} && $end)        # we reach closing quote
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                 || !defined($line = <ARGV>)   # there is no next line
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                 || ($has_more && $line eq $/) # empty line             
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                 ;
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            $line =~ s{^\s+}{};
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            $line =~ s{$quot{2}}{$quot}g if $quot; # merge consecutive quotes
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            $purpose .= $line;
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        }
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        chomp $purpose;
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        _strip_comment_from($purpose);
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    }
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    my ($record, @transfer, $category);
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    if ( $purpose =~ s{ \s* -C\[ ([^\r\t\n\]]+) \] \z }{}xms ) {
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        $category = $db->resultset("Category")->search({
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            $1 =~ /^\d+$/ ? (ID => $1) : (label => { -like => "$1%" })
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        })->single->ID;
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    }
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    if ( $debit =~ /\b\d/ ) {
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        my $tgt = $credit;
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        my $billId = $purpose =~ s{ \A ([[:graph:]]+?) : \s* }{}xms
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                   ? $1
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                   : croak qq{Missing ID in debit purpose: $purpose}
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                   ;
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        if ( $purpose =~ s{ (?: \t | \s* << \s* ) (.+?) \r? \n? \z }{}xms ) {
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            push @transfer, [
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               map { /\D/ ? $targets{ $_ } : $_ } split /,\s*/, $1
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            ] => $billId;
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        }
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        if ( my ($var, $op, $assigned)
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                 = $tgt =~ m{ \A ([A-Za-z]\w+) ([?=]) (\w+) \z }xms
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           ) {
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            if ( defined( my $c = $targets{$var} ) ) {
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                croak "$var already assigned to $c";
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            }
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            if ( $op eq q{=} ) {
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                $tgt = $targets{ $var } = $assigned;
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            }
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            else {
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                $tgt = select_target_credit_from($assigned, $var);
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            }
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        }
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        elsif ( $tgt =~ /^[a-z]/i ) {
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            $tgt = $targets{ $tgt }
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                // croak "Target credit not assigned: $tgt!\n";
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        }
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        else { $tgt = undef; }
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        $record = $account->add_to_debits({
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            billId => $billId,
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            date => $date,
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            purpose => $purpose,
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            value => integer_money_value($debit),
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            targetCredit => $tgt,
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            category => $category
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        });
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    }
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    elsif ( $credit =~ /\b\d/ ) {
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        my $tgt = $purpose =~ s{ \s* >> \s* (.+) \r? \n? \z }{}xms && $1;
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        my $c = $account->add_to_credits({
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            date => $date,
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            account => $account,
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            purpose => $purpose,
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            value => integer_money_value($credit),
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            category => $category
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        });
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        if ( $debit =~ /^[a-z]/i ) { $targets{ $debit } = $c->credId; }
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        elsif ( length $debit && $debit ne q{+} ) {
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            croak "Invalid field input: $debit neither number nor name";
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        }
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        push @transfer, $c->credId => $tgt if $tgt;
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        $record = $c;
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    }
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    else {
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        croak "Cannot be parsed: $debit $credit\n";
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    }
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    return $record, @transfer ? $db->make_transfers(@transfer) : 0;
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}
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sub _strip_comment_from {
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    my $comment;
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    $comment .= $1 while $_[0] =~ s{ \s+ (?<!\\) \# (.*) $ }{}gxm;
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    $comment =~ s{\\#}{#}gxms;
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    return( $comment or length($_[0]) ? q{} : undef );
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}
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sub integer_money_value {
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    my $val = shift;
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    # Strip currency signs and space.
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    $val =~ s{ \A [^0-9]+ }{}xms;
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    $val =~ s{ [^0-9]+ \z }{}xms;
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    # Strip cent to finally add to the integer
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    my $cent = $val =~ s{ [,.] ([0-9]{2})? \z }{}xms ? $1 || 0 : undef;
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    # Strip number formatting separators
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    $val =~ s{ (?<=[0-9]) [ _.,'’] (?=[0-9]) }{}gxms;
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    die "Not a positive money value (cent): $val" if $val =~ /[^0-9]/;
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    ($val *= 100) += $cent if defined $cent;
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    return $val;
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}
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sub select_target_credit_from {
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    my ($account, $var) = @_;
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    croak "Interactive target credit selection is not possible"
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        if !( -t STDIN );
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    print "Please select target credit to reference by $var:\n",
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          "-------------------------------------------------\n";
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    $account = $db->resultset("Account")->find($account);
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    my $credits = $account->credits->search({}, {
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        join => 'income',
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        group_by => ['income.targetCredit'],
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        having => \[ 'ifnull(sum(income.paid),0) = me.value' ],
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    });
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    croak $account->ID
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        . " has no credits to receive settlements of debt"
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        if !$credits->count;
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    while ( my $c = $credits->next ) {
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        printf "%d) %s %s\n", $c->credId, $c->date, $c->purpose;
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    }
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    while (1) {
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        print "Which credit do you want to target? ";
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        chomp( my $input = <STDIN> );
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        return $targets{ $var } = $input if $credits->find($input);
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        warn "Credit ID $input is not a listed option.\n";
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    }
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}
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sub make_transfers {
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    print "Make transfers ...\n";
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    if ( ! -t STDIN ) {
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        croak "Input expected from interactive terminal";
 | 
						||
    }
 | 
						||
 | 
						||
    my $search_opts = { order_by => { -asc => ['date'] } };
 | 
						||
    my $avcredits = $db->resultset("AvailableCredits")->search(
 | 
						||
        { $OPTS{source} ? (
 | 
						||
             credId => { -in => TrsrDB::expand_ids($OPTS{source}) }
 | 
						||
          ) : ()
 | 
						||
        },
 | 
						||
        $search_opts
 | 
						||
    );
 | 
						||
    my $transfers = $db->resultset("Transfer");
 | 
						||
 | 
						||
    CREDIT:
 | 
						||
    while ( my $c = $avcredits->next ) {
 | 
						||
 | 
						||
        printf " * [%d] %s has %d available in credit %d) %s\n",
 | 
						||
            $c->date, $c->account->ID, $c->difference, $c->credId, $c->purpose;
 | 
						||
 | 
						||
        my $suggestions = $c->suggested_to_pay->search(
 | 
						||
            { $OPTS{target} ? (
 | 
						||
                 billId => { -in => TrsrDB::expand_ids($OPTS{target}) }
 | 
						||
              ) : ()
 | 
						||
            },
 | 
						||
            $search_opts
 | 
						||
        );
 | 
						||
 | 
						||
        my $last_input = q{ };
 | 
						||
 | 
						||
        cond_txn_all {
 | 
						||
 | 
						||
            DEBIT:
 | 
						||
            while ( my $s = $suggestions->next ) {
 | 
						||
                printf "   - [%s] %s: %s? (%s)\b\b", $s->date, $s->billId,
 | 
						||
                    $s->purpose, $last_input;
 | 
						||
                chomp( my $input = <STDIN> );
 | 
						||
                $input = $last_input if !length($input);
 | 
						||
                if ( lc($input) =~ /^y(es)?$/i ) {
 | 
						||
                    $transfers->create({
 | 
						||
                        credId => $c->credId, billId => $s->billId
 | 
						||
                    });
 | 
						||
                }
 | 
						||
                elsif ( !$input || lc($input) !~ /^no?$/i ) {
 | 
						||
                    print "Input invalid!\n";
 | 
						||
                    redo DEBIT;
 | 
						||
                }
 | 
						||
                $last_input = $input;
 | 
						||
            }
 | 
						||
 | 
						||
        }
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
sub balance_status {
 | 
						||
    my ($with_report) = @_;
 | 
						||
    print "Get balance status ...\n";
 | 
						||
    my $results = $db->resultset("Balance");
 | 
						||
    my $header = "\tavailbl\tearned\tspent\tpromise\tarrears\teven_until\n";
 | 
						||
    print "ID", $header unless $with_report;
 | 
						||
    while ( my $r = $results->next ) {
 | 
						||
        my %val = $r->get_columns();
 | 
						||
        if ($with_report) { _balance_report( $val{ID} ) }
 | 
						||
        print join "\t", $with_report ? "Balance:\n$header" : $val{ID},
 | 
						||
              map({ sprintf '%7d', $val{$_} } qw{
 | 
						||
                    available earned spent promised arrears
 | 
						||
                 }), $val{even_until};
 | 
						||
        print "\n";
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
sub _balance_report {
 | 
						||
    my ($id) = @_;
 | 
						||
    print "Report of account $id:\n", "=" x 76, "\n";
 | 
						||
    my $rs = $db->resultset("Account")->find($id)->report();
 | 
						||
    my ($i, $state) = (0, 1);
 | 
						||
 | 
						||
    my $c = 0;
 | 
						||
 | 
						||
    my $print_subline = sub {
 | 
						||
        my $row = shift;
 | 
						||
        $row->{value} /= 100;
 | 
						||
        my $tab = " " x (2 + length $c);
 | 
						||
        print wrap( $row->{value} > 0 ? "$c. " : $tab, $tab, sprintf(
 | 
						||
            "\t%+f\t%s @ %s\n", @{$row}{qw/value purpose date/}
 | 
						||
        ));
 | 
						||
    };
 | 
						||
    my $print_remainder = sub {
 | 
						||
        my $c = $db->resultset("AvailableCredits")->find($c) // return;
 | 
						||
        print " " x length( $c->credId ), " (+", $c->difference,
 | 
						||
              " left available.)";
 | 
						||
    };
 | 
						||
 | 
						||
    while ( my $row = $rs->next ) {
 | 
						||
        $i++;
 | 
						||
        my %d = $row->get_columns();
 | 
						||
        if ( $c && !defined $d{credId} ) {
 | 
						||
            print "--- Current arrears: ---\n";
 | 
						||
            $c = 0;
 | 
						||
            redo;
 | 
						||
        }
 | 
						||
 | 
						||
        $d{credId} //= 0;
 | 
						||
        if ( $d{value} > 0 ) {
 | 
						||
            $print_remainder->() if $c;
 | 
						||
            $c = $d{credId};
 | 
						||
        }
 | 
						||
        elsif( $d{credId} != $c ) {
 | 
						||
            die "Unexpected transfer for credId $d{credId}!\n";
 | 
						||
        }
 | 
						||
 | 
						||
        $print_subline->(\%d);
 | 
						||
 | 
						||
    }
 | 
						||
 | 
						||
    if ( !$i ) {
 | 
						||
        print "Account is evened out, alright.\n";
 | 
						||
    }    
 | 
						||
}
 | 
						||
 | 
						||
} # End of package Commands
 | 
						||
 | 
						||
return 1 if caller;
 | 
						||
 | 
						||
package main;
 | 
						||
 | 
						||
use Getopt::Long;
 | 
						||
use FindBin qw($Bin);
 | 
						||
use lib $Bin;
 | 
						||
BEGIN {
 | 
						||
    if (!( $ARGV[0] eq 'makedb'
 | 
						||
        || $ARGV[0] eq 'server'
 | 
						||
        || $ARGV[0] eq 'sql'
 | 
						||
       )) {
 | 
						||
        require TrsrDB;
 | 
						||
        TrsrDB->import(\$db);
 | 
						||
    }
 | 
						||
    elsif ( $ARGV[0] eq 'makedb' && -e $ENV{TRSRDB_SQLITE_FILE} ) {
 | 
						||
        die "$ENV{TRSRDB_SQLITE_FILE} does exist.\n";
 | 
						||
    }
 | 
						||
}
 | 
						||
 | 
						||
Commands::set_txn_mode(undef, "each");
 | 
						||
 | 
						||
%OPTS = (
 | 
						||
    'account' => \$ACCOUNT,
 | 
						||
    'target-credit' => \%targets,
 | 
						||
    'txn-mode' => \&Commands::set_txn_mode,
 | 
						||
);
 | 
						||
GetOptions( \%OPTS,
 | 
						||
  'txn-mode=s', 'account|a=s', 'target|t=s', 'target-credit|tcr=i', 'source|s=s',
 | 
						||
  'date|d=s', 'value|v=i', 'purpose|p=s', 'bill-id|b=s'
 | 
						||
);
 | 
						||
delete @OPTS{'account', 'target-credit', 'txn-mode'};
 | 
						||
 | 
						||
my %dispatcher = (
 | 
						||
    charge => \&Commands::charge_account,
 | 
						||
    ct  => sub {
 | 
						||
        Commands::charge_account();
 | 
						||
        Commands::make_transfers();
 | 
						||
    },
 | 
						||
    cts => sub {
 | 
						||
        Commands::charge_account();
 | 
						||
        Commands::make_transfers();
 | 
						||
        Commands::balance_status();
 | 
						||
    },
 | 
						||
    ctr => sub {
 | 
						||
        Commands::charge_account();
 | 
						||
        Commands::make_transfers();
 | 
						||
        Commands::balance_status(1);
 | 
						||
    },
 | 
						||
    makedb => sub {
 | 
						||
        chdir($Bin);
 | 
						||
        exec q[cat schema/tables.sql schema/*/*.sql]
 | 
						||
           . q[| sqlite3 $TRSRDB_SQLITE_FILE];
 | 
						||
    },
 | 
						||
    report => sub {
 | 
						||
        Commands::balance_status(1);
 | 
						||
    },
 | 
						||
    server => sub {
 | 
						||
        exec qw{morbo server -w TrsrDB -w templates/};
 | 
						||
    },
 | 
						||
    sql => sub {
 | 
						||
        exec "sqlite3",
 | 
						||
             -cmd => "PRAGMA foreign_keys=ON; PRAGMA recursive_triggers=ON;",
 | 
						||
             '-line', $ENV{TRSRDB_SQLITE_FILE};
 | 
						||
    },
 | 
						||
    status => \&Commands::balance_status,
 | 
						||
    transfer => \&Commands::make_transfers,
 | 
						||
    tr  => sub {
 | 
						||
        Commands::make_transfers();
 | 
						||
        Commands::balance_status(1);
 | 
						||
    },
 | 
						||
    ts  => sub {
 | 
						||
        Commands::make_transfers();
 | 
						||
        Commands::balance_status();
 | 
						||
    }
 | 
						||
);
 | 
						||
 | 
						||
my $cmd = shift;
 | 
						||
if ( my $sref = $dispatcher{ $cmd } ) {
 | 
						||
    $sref->();
 | 
						||
}
 | 
						||
else { 
 | 
						||
    die qq{Command not supported: $cmd\n};
 | 
						||
}
 | 
						||
 |