#!/mod/bin/jimsh

package require cgi
package require sqlite3
source /mod/webif/lib/setup
require altrow progressbar epg.class

header

proc f2c {frequency} {
	set ch int($((($frequency / 1000) - 303.25) / 8))
	return [expr int($ch)]
}

if {[catch {set db [sqlite3.open /var/lib/humaxtv/channel.db]} msg]} {
	puts "Error opening channel database: $msg"
	exit
}

puts "
	<button id=expandall>Expand All</button>
	<button id=collapseall>Collapse All</button>
	<br><br>
	<table class=borders>
	<tr>
		<th>Channel</th>
		<th>Frequency</th>
		<th>Signal Strength</th>
		<th>Signal Quality</th>
		<th>Network</th>
		<th>Mux</th>
		<th>Type</th>
		<th>Channels</th>
		<th>&gt;799</th>
	</tr>
"
foreach tw [$db query {
		select tsIdx, szNetName, usTsID, ulFrequency, ucLevel,
		ucQuality, eTransMode
		from TBL_TS join TBL_NET using (netIdx)
		order by ulFrequency
	}] {
	lassign $tw \
	    x tsIdx x netName x usTsID x ulFrequency x ucLevel x ucQuality \
	    x eTransMode

	puts "
		<tr class=odd>
		<td>[f2c $ulFrequency]</td>
		<td>[expr $ulFrequency / 1000.0] MHz</td>
	"
	puts "<td>[progressbar $ucLevel]</td>"
	puts "<td>[progressbar $ucQuality]</td>"
	puts "<td>[string range $netName 3 end]</td>"

	set channels [$db query {
		select usLcn, szSvcName, szPrvName, aucDefaultAuthority
		from TBL_SVC left join TBL_PRV using (prvIdx)
		where tsIdx = %s
		order by usLcn
		} $tsIdx]

	set mux "Local"
	set ehs 0
	foreach chan $channels {
		lassign $chan x lcn x name
		set name [string range $name 1 end]
		if {$lcn >= 800} { incr ehs }
		switch $name {
			"BBC THREE" { set mux "PSB1/BBC A" }
			"ITV1" { set mux "PSB2/D3&amp;4" }
			"ITV" { set mux "PSB2/D3&amp;4" }
			"BBC ONE HD" { set mux "PSB3/BBC B" }
			"ITV3" { set mux "COM4/SDN" }
			"Dave" { set mux "COM5/ARQ A" }
			"Film4+1" { set mux "COM6/ARQ B" }
			"BBC NEWS HD" { set mux "COM7/ARQ C" }
			"Movies4Men" { set mux "Local" }
		}
	}
	puts "<td>$mux</td>"
	if {$eTransMode == 2} {
		puts "<td>DVB-T (SD)</td>"
	} else {
		puts "<td class=blood>DVB-T2 (HD)</td>"
	}

	puts "<td>[llength $channels]
		<a class=mchan ts=$tsIdx href=#>
			<img border=0 height=14
			    src=/images/421_1_00_CH_Title_2R_Arrow.png>
			    view
		</a></td>"
	puts "<td>$ehs</th>"
	puts "</tr>"
	puts "<tr id=mchan_$tsIdx class=mchan style=\"display: none\">
		<td colspan=5>"
	puts "<table style=\"margin-left: 5em\">"
	puts "<tr>
		<th colspan=3>Channel</th>
		<th>Provider</th>
		<th>Authority</th>
	      </tr>"
	altrow reset
	foreach chan $channels {
		lassign $chan x lcn x name x prv x auth
		set name [string range $name 1 end]
		set prv [string range $prv 3 end]
		altrow
		puts "<td class=va>"
		puts "[epg channelicon $name 50]</td>
		    <td>$lcn</td><td>$name</td>"
		puts "</td><td>"
		puts $prv
		puts "</td><td>"
		puts $auth
		puts "</td>"
		puts "</tr>"
	}
	puts "</table>"
	puts "</td></tr>"
}

puts "</table>"

puts {
<script type=text/javascript>

$(document).ready(function() {
	$('a.mchan').click(function(e) {
		e.preventDefault();
		$('#mchan_' + $(this).attr('ts')).slideToggle('slow');
	});
	$('#expandall').button().click(function() {
		$('tr.mchan').slideDown('slow');
	});
	$('#collapseall').button().click(function() {
		$('tr.mchan').slideUp('slow');
	});
});

</script>
}