<?php

#  Copyright (C) 2008  Jason Woofenden
#
#  This program is free software: you can redistribute it and/or modify
#  it under the terms of the GNU Affero General Public License as published by
#  the Free Software Foundation, either version 3 of the License, or
#  (at your option) any later version.
#
#  This program is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#  GNU Affero General Public License for more details.
#
#  You should have received a copy of the GNU Affero General Public License
#  along with this program.  If not, see <http://www.gnu.org/licenses/>.

require_once('code/tasks.php');

function index_main() {
	if(!logged_in()) {
		return 'login';
	}
	$ret = _index_main();
	if($ret) {
		return $ret;
	}
}

# pass multiple argumens for where-clause and printf-args just like db_get_rows()
function task_summary($tem_prefix, $where_clause/*, ... */) {
	$args = func_get_args();
	$args = array_slice($args, 1);
	array_unshift($args, 'tasks', 'id,price,title,state,client_id,paid');
	$rows = call_user_func_array('db_get_rows', $args);
	$num_rows = 0;
	if($rows) {
		$num_rows = count($rows);
		if($num_rows > 1) {
			tem_show($tem_prefix . '_plural');
		} else {
			tem_show($tem_prefix . '_singular');
		}
		$total = 0.0;
		foreach($rows as $row) {
			list($id, $price, $title, $state, $client_id, $paid) = $row;
			tem_set('task_id', $id);
			tem_set('task_title', $title);
			tem_set('task_price', $price);
			tem_set('task_state', task_state_pretty($state));
			if(logged_in_as_contractor()) {
				tem_set('client', db_get_value('people', 'username', 'where id=%i', $client_id));
				if($tem_prefix == 'queue') {
					tem_show('queued_for');
				}
			}
			if($num_rows > 1 && $tem_prefix == 'queue') {
				tem_show('not_the_only_queued');
			}
			tem_show($tem_prefix . '_row');
			if(!$paid && isset($GLOBALS['unpaid_totals'])) {
				if(!isset($GLOBALS['unpaid_totals'][$client_id])) {
					$GLOBALS['unpaid_totals'][$client_id] = array();
				}
				if(!isset($GLOBALS['unpaid_totals'][$client_id][$tem_prefix])) {
					$GLOBALS['unpaid_totals'][$client_id][$tem_prefix] = 0;
				}
				$GLOBALS['unpaid_totals'][$client_id][$tem_prefix] += $price;
			}
			$total += $price;
		}

		tem_set('task_total', $total);

		tem_show($tem_prefix);
	}

	return $num_rows;
}

# pass multi-dimensional hash arr[client_id][status].
# status strings: 'finished_untested', 'finished_unpaid', 'queue'
function totals_summary($arr) {
	if($arr) {
		$total_finished_untested = 0;
		$total_finished_unpaid = 0;
		$total_queue = 0;
		$total_working = 0;
		foreach($arr as $client_id => $t) {
			$finished_untested = 0;
			$finished_unpaid = 0;
			$queue = 0;
			$working = 0;
			if(isset($t['finished_untested'])) {
				$finished_untested = $t['finished_untested'];
			}
			if(isset($t['finished_unpaid'])) {
				$finished_unpaid = $t['finished_unpaid'];
			}
			if(isset($t['queue'])) {
				$queue = $t['queue'];
			}
			if(isset($t['do_finish'])) {
				$working = $t['do_finish'];
			}
			tem_set('tested_total', $finished_unpaid);
			tem_set('done_total', $finished_unpaid + $finished_untested);
			tem_set('not_tested_total', $finished_untested);
			tem_set('queued_total', $queue + $working);
			tem_set('client', db_get_value('people', 'username', 'where id=%i', $client_id));
			tem_show('unpaid_totals_row');
			$total_finished_untested += $finished_untested;
			$total_finished_unpaid += $finished_unpaid;
			$total_queue += $queue;
			$total_working += $working;
		}

		tem_set('tested_total', $total_finished_unpaid);
		tem_set('done_total', $total_finished_unpaid + $total_finished_untested);
		tem_set('not_tested_total', $total_finished_untested);
		tem_set('queued_total', $total_queue + $total_working);
		tem_set('client', 'all');
		tem_show('unpaid_totals_row');

		tem_show('unpaid_totals');
	}
}

function _index_main() {
	$client_id = logged_in();
	$ever_was_contractor = ever_was_contractor();

	$contractor_full_name = db_get_value('people', 'name', 'where id=1');
	if(!$contractor_full_name) {
		die('To finish installing this site, make yourself an account in the people table with id=1');
	}
	list($contractor_name,) = explode(' ', $contractor_full_name, 2);
	tem_set('contractor_name', $contractor_name);
	tem_set('contractor_full_name', $contractor_full_name);


	# make sure the client (not the contractor) has filled out the tiny agreement
	if(!$ever_was_contractor) {
		$tiny_agreement = db_get_value('people', 'tiny_agreement', 'where id=%i', $client_id);
		if($tiny_agreement < 30 || $tiny_agreement > 999) {
			return './tiny_agreement';
		}
	}

	if($ever_was_contractor) {
		tem_show('su_link');
	}

	if(logged_in_as_contractor()) {
		tem_show('contractor_links');
		tem_show('contractor_todo');

		$GLOBALS['unpaid_totals'] = array();
		task_summary('do_finish', 'where state=%i order by id desc', TASK_WORKING); # this affects queued_total
		task_summary('do_fix', 'where state=%i order by client_id desc', TASK_BUG);
		task_summary('do_price', 'where state=%i order by client_id desc', TASK_NEEDS_QUOTE);

		task_summary('finished_untested', 'where state=%i order by client_id, finished_at desc', TASK_NEEDS_TESTING);
		task_summary('finished_unpaid', 'where state=%i && paid=0 order by finished_at desc', TASK_FINISHED);
		task_summary('queue', 'where state=%i order by client_id, ord desc', TASK_QUEUED);
		totals_summary($GLOBALS['unpaid_totals']);
		task_summary('finished_paid', 'where state=%i && paid = 1 order by finished_at desc limit 20', TASK_FINISHED);
	} else {
		tem_show('not_contractor_links');
		$num_rows = 0;
		$num_rows += task_summary('do_approve_price', 'where client_id=%i && state=%i order by id', $client_id, TASK_NEEDS_GO_AHEAD);
		$num_rows += task_summary('do_clarify', 'where client_id=%i && state=%i order by id', $client_id, TASK_NEEDS_CLARIFICATION);
		$num_rows += task_summary('do_test', 'where client_id=%i && state=%i order by id', $client_id, TASK_NEEDS_TESTING);
		$num_rows += task_summary('do_draft', 'where client_id=%i && state=%i order by id', $client_id, TASK_DRAFT);
		$num_rows += task_summary('do_on_hold', 'where client_id=%i && state=%i order by id', $client_id, TASK_ON_HOLD);

		if($num_rows == 0) {
			tem_show('nothing_needs_your_attention');
		} elseif($num_rows == 1) {
			tem_show('this_needs_your_attention');
		} else {
			tem_show('these_need_your_attention');
		}

		task_summary('queue', 'where client_id=%i && state=%i order by ord desc', $client_id, TASK_QUEUED);

		task_summary('contractor_will', 'where client_id=%i && (state=%i || state=%i || state=%i) order by id desc', $client_id, TASK_NEEDS_QUOTE, TASK_BUG, TASK_WORKING);

		task_summary('finished_unpaid', 'where client_id=%i && state=%i && paid=0 order by finished_at desc', $client_id, TASK_FINISHED);
		task_summary('finished_paid', 'where client_id=%i && state=%i && paid=1 order by finished_at desc', $client_id, TASK_FINISHED);
	}
	return;
}