# -*- coding: utf-8 -*-

"""

    package.rhodecode.controllers.summary

    ~~~~~~~~~~~~~~

    Summary controller for Rhodecode

    :created_on: Apr 18, 2010

    :author: marcink

    :copyright: (C) 2009-2010 Marcin Kuzminski <marcin@python-works.com>    

    :license: GPLv3, see COPYING for more details.

"""

# This program is free software; you can redistribute it and/or

# modify it under the terms of the GNU General Public License

# as published by the Free Software Foundation; version 2

# of the License or (at your opinion) any later version of the license.

# 

# 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 General Public License for more details.

# 

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,

# MA  02110-1301, USA.

from pylons import tmpl_context as c, request, url

from vcs.exceptions import ChangesetError

from rhodecode.lib.auth import LoginRequired, HasRepoPermissionAnyDecorator

from rhodecode.lib.base import BaseController, render

from rhodecode.lib.utils import OrderedDict, EmptyChangeset

from rhodecode.model.scm import ScmModel

from rhodecode.model.db import Statistics

from webhelpers.paginate import Page

from rhodecode.lib.celerylib import run_task

from rhodecode.lib.celerylib.tasks import get_commits_stats

from datetime import datetime, timedelta

from time import mktime

import calendar

import logging

try:

    import json

except ImportError:

    #python 2.5 compatibility

    import simplejson as json

log = logging.getLogger(__name__)

class SummaryController(BaseController):

    @LoginRequired()

    @HasRepoPermissionAnyDecorator('repository.read', 'repository.write',

                                   'repository.admin')

    def __before__(self):

        super(SummaryController, self).__before__()

    def index(self):

        scm_model = ScmModel()

        c.repo_info = scm_model.get_repo(c.repo_name)

        c.following = scm_model.is_following_repo(c.repo_name,

                                             c.rhodecode_user.user_id)

        def url_generator(**kw):

            return url('shortlog_home', repo_name=c.repo_name, **kw)

        c.repo_changesets = Page(c.repo_info, page=1, items_per_page=10,

                                 url=url_generator)

        e = request.environ

        if self.rhodecode_user.username == 'default':

            password = ':default'

        else:

            password = ''

        uri = u'%(protocol)s://%(user)s%(password)s@%(host)s%(prefix)s/%(repo_name)s' % {

                                        'protocol': e.get('wsgi.url_scheme'),

                                        'user':str(c.rhodecode_user.username),

                                        'password':password,

                                        'host':e.get('HTTP_HOST'),

                                        'prefix':e.get('SCRIPT_NAME'),

                                        'repo_name':c.repo_name, }

        c.clone_repo_url = uri

        c.repo_tags = OrderedDict()

        for name, hash in c.repo_info.tags.items()[:10]:

            try:

                c.repo_tags[name] = c.repo_info.get_changeset(hash)

            except ChangesetError:

                c.repo_tags[name] = EmptyChangeset(hash)

        c.repo_branches = OrderedDict()

        for name, hash in c.repo_info.branches.items()[:10]:

            try:

                c.repo_branches[name] = c.repo_info.get_changeset(hash)

            except ChangesetError:

                c.repo_branches[name] = EmptyChangeset(hash)

        td = datetime.today() + timedelta(days=1)

        y, m, d = td.year, td.month, td.day

        ts_min_y = mktime((y - 1, (td - timedelta(days=calendar.mdays[m])).month,

                            d, 0, 0, 0, 0, 0, 0,))

        ts_min_m = mktime((y, (td - timedelta(days=calendar.mdays[m])).month,

                            d, 0, 0, 0, 0, 0, 0,))

        ts_max_y = mktime((y, m, d, 0, 0, 0, 0, 0, 0,))

        run_task(get_commits_stats, c.repo_info.name, ts_min_y, ts_max_y)

        c.ts_min = ts_min_m

        c.ts_max = ts_max_y

        stats = self.sa.query(Statistics)\

            .filter(Statistics.repository == c.repo_info.dbrepo)\

            .scalar()

        if stats and stats.languages:

            lang_stats = json.loads(stats.languages)

            c.commit_data = stats.commit_activity

            c.overview_data = stats.commit_activity_combined

            c.trending_languages = json.dumps(OrderedDict(

                                       sorted(lang_stats.items(), reverse=True,

                                            key=lambda k: k[1])[:10]

                                        )

                                    )

        else:

            c.commit_data = json.dumps({})

            c.trending_languages = json.dumps({})

        return render('summary/summary.html')

<%inherit file="/base/base.html"/>

<%def name="title()">

    ${c.repo_name} ${_('Summary')} - ${c.rhodecode_name}

</%def>

<%def name="breadcrumbs_links()">

    ${h.link_to(u'Home',h.url('/'))}

    » 

    ${h.link_to(c.repo_name,h.url('summary_home',repo_name=c.repo_name))}

    »

    ${_('summary')}

</%def>

<%def name="page_nav()">

	${self.menu('summary')}    

</%def>

<%def name="main()">

<div class="box box-left">

    <!-- box / title -->

    <div class="title">

        ${self.breadcrumbs()}

    </div>

    <!-- end box / title -->

	<div class="form">

	  <div class="fields">

			 <div class="field">

			  <div class="label">

			      <label>${_('Name')}:</label>

			  </div>

			  <div class="input-short">

		         %if c.repo_info.dbrepo.repo_type =='hg':

		           <img style="margin-bottom:2px" class="icon" title="${_('Mercurial repository')}" alt="${_('Mercurial repository')}" src="/images/icons/hgicon.png"/>

		         %endif

		         %if c.repo_info.dbrepo.repo_type =='git':

		           <img style="margin-bottom:2px" class="icon" title="${_('Git repository')}" alt="${_('Git repository')}" src="/images/icons/giticon.png"/>

		         %endif 

	             %if c.repo_info.dbrepo.private:

	                <img style="margin-bottom:2px" class="icon" title="${_('private repository')}" alt="${_('private repository')}" src="/images/icons/lock.png"/>

	             %else:

	                <img style="margin-bottom:2px" class="icon" title="${_('public repository')}" alt="${_('public repository')}" src="/images/icons/lock_open.png"/>

	             %endif

			      <span style="font-size: 1.6em;font-weight: bold;vertical-align: baseline;">${c.repo_info.name}</span>

			      %if c.rhodecode_user.username != 'default':

				      %if c.following:

	                  <span id="follow_toggle" class="following" title="${_('Stop following this repository')}"

	                        onclick="javascript:toggleFollowingRepo(${c.repo_info.dbrepo.repo_id},'${str(h.get_token())}')">

	                  </span>			      

				      %else:

				      <span id="follow_toggle" class="follow" title="${_('Start following this repository')}"

				            onclick="javascript:toggleFollowingRepo(${c.repo_info.dbrepo.repo_id},'${str(h.get_token())}')">

				      </span>

				      %endif

				  %endif:

			      <br/>

		            %if c.repo_info.dbrepo.fork:

		            	<span style="margin-top:5px">

		            	<a href="${h.url('summary_home',repo_name=c.repo_info.dbrepo.fork.repo_name)}">

		            	<img class="icon" alt="${_('public')}"

		            	title="${_('Fork of')} ${c.repo_info.dbrepo.fork.repo_name}" 

		            	src="/images/icons/arrow_divide.png"/>

		            	${_('Fork of')} ${c.repo_info.dbrepo.fork.repo_name}

		            	</a>

		            	</span>

		            %endif			      

			  </div>

			 </div>

			 <div class="field">

			  <div class="label">

			      <label>${_('Description')}:</label>

			  </div>

			  <div class="input-short">

			      ${c.repo_info.dbrepo.description}

			  </div>

			 </div>

			 <div class="field">

			  <div class="label">

			      <label>${_('Contact')}:</label>

			  </div>

			  <div class="input-short">

			  	<div class="gravatar">

			  		<img alt="gravatar" src="${h.gravatar_url(c.repo_info.dbrepo.user.email)}"/>

			  	</div>

			  		${_('Username')}: ${c.repo_info.dbrepo.user.username}<br/>

			  		${_('Name')}: ${c.repo_info.dbrepo.user.name} ${c.repo_info.dbrepo.user.lastname}<br/>

			  		${_('Email')}: <a href="mailto:${c.repo_info.dbrepo.user.email}">${c.repo_info.dbrepo.user.email}</a>

			  </div>

			 </div>

			 <div class="field">

			  <div class="label">

			      <label>${_('Last change')}:</label>

			  </div>

			  <div class="input-short">

			      ${h.age(c.repo_info.last_change)} - ${c.repo_info.last_change} 

			      ${_('by')} ${h.get_changeset_safe(c.repo_info,'tip').author} 

			  </div>

			 </div>

			 <div class="field">

			  <div class="label">

			      <label>${_('Clone url')}:</label>

			  </div>

			  <div class="input-short">

			      <input type="text" id="clone_url" readonly="readonly" value="hg clone ${c.clone_repo_url}" size="70"/>

			  </div>

			 </div>

			 <div class="field">

			  <div class="label">

			      <label>${_('Trending source files')}:</label>

			  </div>

			  <div class="input-short">

			    <div id="lang_stats">

			    </div> 			  

			  	<script type="text/javascript">

				  	YUE.onDOMReady(function(e){

				  	    id = 'clone_url';

				  	    YUE.on(id,'click',function(e){

				  	        YUD.get('clone_url').select();

				  	    })

				  	})

			  		var data = ${c.trending_languages|n};

			  		var total = 0;

			  		var no_data = true;

			  		for (k in data){

			  		    total += data[k];

			  		    no_data = false;

			  		} 

					var tbl = document.createElement('table');

					tbl.setAttribute('class','trending_language_tbl');

					var cnt =0;

			  		for (k in data){

			  			cnt+=1;

			  			var hide = cnt>2;

				  		var tr = document.createElement('tr');

				  		if (hide){

				  			tr.setAttribute('style','display:none');

				  			tr.setAttribute('class','stats_hidden');

				  		}

				  		var percentage = Math.round((data[k]/total*100),2);

						var value = data[k];

				  		var td1 = document.createElement('td');

				  		td1.width=150;

				  		var trending_language_label = document.createElement('div');

				  		trending_language_label.innerHTML = k;

				  		td1.appendChild(trending_language_label);

				  		var td2 = document.createElement('td');

				  		td2.setAttribute('style','padding-right:14px !important');

			  		    var trending_language = document.createElement('div');

			  		    var nr_files = value+" ${_('files')}";

			  		    trending_language.title = k+" "+nr_files;

			  		    if (percentage>20){

			  		    	trending_language.innerHTML = "<b style='font-size:0.8em'>"+percentage+"% "+nr_files+ "</b>";	

			  		    }

			  		    else{

			  		    	trending_language.innerHTML = "<b style='font-size:0.8em'>"+percentage+"%</b>";

			  		    }

			  		    trending_language.setAttribute("class", 'trending_language top-right-rounded-corner bottom-right-rounded-corner');

			  		    trending_language.style.width=percentage+"%";

						td2.appendChild(trending_language);

						tr.appendChild(td1);

						tr.appendChild(td2);

			  		    tbl.appendChild(tr);

			  		    if(cnt == 2){

			  		    	var show_more = document.createElement('tr');

			  		    	var td=document.createElement('td');

			  		    	lnk = document.createElement('a');

			  		    	lnk.href='#';

			  		    	lnk.innerHTML = "${_("show more")}";

			  		    	lnk.id='code_stats_show_more';

			  		        td.appendChild(lnk);

			  		    	show_more.appendChild(td);

			  		    	show_more.appendChild(document.createElement('td'));

			  		    	tbl.appendChild(show_more);

			  		    }

			  		}

			  		if(no_data){

			  			var tr = document.createElement('tr');

			  			var td1 = document.createElement('td');

			  			td1.innerHTML = "${_('No data loaded yet')}";

			  			tr.appendChild(td1);

			  			tbl.appendChild(tr);

					}

			  		YUD.get('lang_stats').appendChild(tbl);

			  		YUE.on('code_stats_show_more','click',function(){

			  			l = YUD.getElementsByClassName('stats_hidden')

			  			for (e in l){

			  			    YUD.setStyle(l[e],'display','');

			  			};

			  			YUD.setStyle(YUD.get('code_stats_show_more'),

			  					'display','none');

			  		})

			  	</script>

			  </div>

			 </div>

			 <div class="field">

			  <div class="label">

			      <label>${_('Download')}:</label>

			  </div>

			  <div class="input-short">

		        %for cnt,archive in enumerate(c.repo_info._get_archives()):

		             %if cnt >=1:

		             |

		             %endif

		             ${h.link_to(c.repo_info.name+'.'+archive['type'],

		                h.url('files_archive_home',repo_name=c.repo_info.name,

		                revision='tip',fileformat=archive['extension']),class_="archive_icon")}

		        %endfor

			  </div>

			 </div>

			 <div class="field">

			  <div class="label">

			      <label>${_('Feeds')}:</label>

			  </div>

			  <div class="input-short">

	            ${h.link_to(_('RSS'),h.url('rss_feed_home',repo_name=c.repo_info.name),class_='rss_icon')}

	            ${h.link_to(_('Atom'),h.url('atom_feed_home',repo_name=c.repo_info.name),class_='atom_icon')}

			  </div>

			 </div>				 			 			 

	  </div>		 

	</div>				

</div>

<div class="box box-right"  style="min-height:455px">

    <!-- box / title -->

    <div class="title">

        <h5>${_('Commit activity by day / author')}</h5>

    </div>

    <div class="table">

        <div id="commit_history" style="width:460px;height:300px;float:left"></div>

        <div style="clear: both;height: 10px"></div>

        <div id="overview" style="width:460px;height:100px;float:left"></div>

    	<div id="legend_data" style="clear:both;margin-top:10px;">

	    	<div id="legend_container"></div>

	    	<div id="legend_choices">

				<table id="legend_choices_tables" style="font-size:smaller;color:#545454"></table>

	    	</div>

    	</div>

		<script type="text/javascript">

		/**

		 * Plots summary graph

		 *

		 * @class SummaryPlot

		 * @param {from} initial from for detailed graph

		 * @param {to} initial to for detailed graph

		 * @param {dataset}

		 * @param {overview_dataset}

		 */

		function SummaryPlot(from,to,dataset,overview_dataset) {

			var initial_ranges = {

			    "xaxis":{

				    "from":from,

				   	"to":to,

				},

			};

		    var dataset = dataset;

		    var overview_dataset = [overview_dataset];

		    var choiceContainer = YUD.get("legend_choices");

		    var choiceContainerTable = YUD.get("legend_choices_tables");

		    var plotContainer = YUD.get('commit_history');

		    var overviewContainer = YUD.get('overview');

		    var plot_options = {

				bars: {show:true,align:'center',lineWidth:4},

				legend: {show:true, container:"legend_container"},

				points: {show:true,radius:0,fill:false},

				yaxis: {tickDecimals:0,},

				xaxis: {

					mode: "time", 

					timeformat: "%d/%m",

				    min:from,

				    max:to,	

				}, 

				grid: {

					hoverable: true, 

				    clickable: true,

				    autoHighlight:true,

				    color: "#999"

				},

				//selection: {mode: "x"}

		    };

		    var overview_options = {

				legend:{show:false},

			    bars: {show:true,barWidth: 2,},

			    shadowSize: 0,

			    xaxis: {mode: "time", timeformat: "%d/%m/%y",},

			    yaxis: {ticks: 3, min: 0,},

			    grid: {color: "#999",},

			    selection: {mode: "x"}

			};

			/**

			*get dummy data needed in few places

			*/

		    function getDummyData(label){

		    	return {"label":label,

               	 "data":[{"time":0,

               		 "commits":0,

	                     "added":0,

	                     "changed":0,

	                     "removed":0,

                    }],

                    "schema":["commits"],

                    "color":'#ffffff',

           		}

			}

		    /**

		     * generate checkboxes accordindly to data

		     * @param keys

		     * @returns

		     */

		    function generateCheckboxes(data) {

			    //append checkboxes

			    var i = 0;

			    choiceContainerTable.innerHTML = '';

			    for(var pos in data) {

			    	data[pos].color = i;

			        i++;

			        if(data[pos].label != ''){

				        choiceContainerTable.innerHTML += '<tr><td>'+

				        '<input type="checkbox" name="' + data[pos].label +'" checked="checked" />'

				        +data[pos].label+

				        '</td></tr>';

			        }

			    }	

		    }

		    /**

		     * ToolTip show

		     */

		    function showTooltip(x, y, contents) {

		        var div=document.getElementById('tooltip');

		        if(!div) {

		            div = document.createElement('div');

		            div.id="tooltip";

		            div.style.position="absolute";

		            div.style.border='1px solid #fdd';

		            div.style.padding='2px';

		            div.style.backgroundColor='#fee';

		            document.body.appendChild(div);

		        }

		        YUD.setStyle(div, 'opacity', 0);

		        div.innerHTML = contents;

		        div.style.top=(y + 5) + "px";

		        div.style.left=(x + 5) + "px";

		        var anim = new YAHOO.util.Anim(div, {opacity: {to: 0.8}}, 0.2);

		        anim.animate();

		    }

			/**

			 * This function will detect if selected period has some changesets 

			   for this user if it does this data is then pushed for displaying

			   Additionally it will only display users that are selected by the checkbox

			*/

		    function getDataAccordingToRanges(ranges) {

		        var data = [];

		        var keys = [];

				for(var key in dataset){

					var push = false;

					//method1 slow !!

		            //*

		            for(var ds in dataset[key].data){

			            commit_data = dataset[key].data[ds];

			            if (commit_data.time >= ranges.xaxis.from && commit_data.time <= ranges.xaxis.to){

			            	push = true;

			            	break;

					    }

				    }

					//*/

				    /*//method2 sorted commit data !!!

				    var first_commit = dataset[key].data[0].time;

				    var last_commit = dataset[key].data[dataset[key].data.length-1].time;

				    if (first_commit >= ranges.xaxis.from && last_commit <= ranges.xaxis.to){

						push = true;

					}

				    //*/

				    if(push){			

				    	data.push(dataset[key]);

				    }

				}

				if(data.length >= 1){

					return data;

				} 

				else{

					//just return dummy data for graph to plot itself

					return [getDummyData('')];	

				}

		    }

			/**

			* redraw using new checkbox data

			*/

		    function plotchoiced(e,args){

			    var cur_data = args[0];

			    var cur_ranges = args[1];

				var new_data = [];

		    	var inputs = choiceContainer.getElementsByTagName("input");

		    	//show only checked labels

		        for(var i=0; i<inputs.length; i++) {

		            var checkbox_key = inputs[i].name;

	                if(inputs[i].checked){

						for(var d in cur_data){

							if(cur_data[d].label == checkbox_key){

								new_data.push(cur_data[d]);

							}

						}			                

	    	        }

	                else{

		                //push dummy data to not hide the label

						new_data.push(getDummyData(checkbox_key));

			        }

		        }

		    	var new_options = YAHOO.lang.merge(plot_options, {

		            xaxis: { 

		  	      		min: cur_ranges.xaxis.from, 

		  	      		max: cur_ranges.xaxis.to,

		  	      		mode:"time",

		  	      		timeformat: "%d/%m",

		        	},

		    	});

		    	if (!new_data){

					new_data = [[0,1]];

				}

		    	// do the zooming

		       plot = YAHOO.widget.Flot(plotContainer, new_data, new_options);

		       plot.subscribe("plotselected", plotselected);

		       //resubscribe plothover

		       plot.subscribe("plothover", plothover);

		       // don't fire event on the overview to prevent eternal loop

		       overview.setSelection(cur_ranges, true);

		    }

			/**

		     * plot only selected items from overview

		     * @param ranges

		     * @returns

		     */

		    function plotselected(ranges,cur_data) {

			    //updates the data for new plot

	    		data = getDataAccordingToRanges(ranges);

	    		generateCheckboxes(data);

		    	var new_options = YAHOO.lang.merge(plot_options, {

		            xaxis: { 

		  	      		min: ranges.xaxis.from, 

		  	      		max: ranges.xaxis.to,

		  	      		mode:"time",

		  	      		timeformat: "%d/%m",

		        	},

		        	yaxis: { 

                        min: ranges.yaxis.from, 

                        max: ranges.yaxis.to,

                    },

		    	});

		    	// do the zooming

		        plot = YAHOO.widget.Flot(plotContainer, data, new_options);

		        plot.subscribe("plotselected", plotselected);

		        //resubscribe plothover

		        plot.subscribe("plothover", plothover);

		        // don't fire event on the overview to prevent eternal loop

		        overview.setSelection(ranges, true);

		        //resubscribe choiced

		        YUE.on(choiceContainer.getElementsByTagName("input"), "click", plotchoiced, [data, ranges]);

		    }

		    var previousPoint = null;

			function plothover(o) {

		        var pos = o.pos;

		        var item = o.item;

		        //YUD.get("x").innerHTML = pos.x.toFixed(2);

		        //YUD.get("y").innerHTML = pos.y.toFixed(2);

		        if (item) {

		            if (previousPoint != item.datapoint) {

		                previousPoint = item.datapoint;

		                var tooltip = YUD.get("tooltip");

		                if(tooltip) {

		                	  tooltip.parentNode.removeChild(tooltip);

		                }

		                var x = item.datapoint.x.toFixed(2);

		                var y = item.datapoint.y.toFixed(2);

		                if (!item.series.label){

		                    item.series.label = 'commits';

		                }

		                var d = new Date(x*1000);

		                var fd = d.toDateString()

		                var nr_commits = parseInt(y);

		                var cur_data = dataset[item.series.label].data[item.dataIndex];

		                var added = cur_data.added;

		                var changed = cur_data.changed;

		                var removed = cur_data.removed;

		                var nr_commits_suffix = " ${_('commits')} ";