Dynamically read appointments and start using Alepha

appointments.csv

@@ -0,0 +1,5 @@
+Wakeup	6	0	1	3	red
+Wakeup	7	1	2	2	red
+Meeting	9	1	5	5	blue
+Long Meeting Name	8	1	8	6	cyan
+XYZ Mtg Group	8	2	12	1	green

calx.cc

@@ -1,11 +1,17 @@
 #include <unistd.h>
 
+#include <fstream>
 #include <iostream>
+#include <algorithm>
+#include <iterator>
 #include <iomanip>
 #include <string>
 
+#include <Alepha/Enum.h>
 #include <Alepha/ProgramOptions.h>
 
+#include <Alepha/IOStreams/IStreamable.h>
+
 namespace
 {
 	namespace C
@@ -13,14 +19,27 @@ namespace
 		int startHour= 6;
 	}
 
+	using namespace Alepha::literals;
 	auto init= Alepha::Utility::enroll <=[]
 	{
-		using namespace Alepha::literals;
 		--"start-hour"_option << C::startHour << "Selects a starting hour other than 6AM.  Times are 24H and errors are not checked.";
 	};
 
-	enum Color : int { red= 1, green= 2, yellow= 3, blue= 4, magenta= 5, cyan= 6, white= 7 };
+	//enum Color : int { red= 1, green= 2, yellow= 3, blue= 4, magenta= 5, cyan= 6, white= 7 };
-	struct Appointment
+	using Color= Alepha::Enum
+	<
+		"black"_value,
+		"red"_value,
+		"green"_value,
+		"yellow"_value,
+		"blue"_value,
+		"magenta"_value,
+		"cyan"_value,
+		"white"_value
+	>;
+
+	template< typename= Alepha::Capabilities< Alepha::IOStreams::IStreamable > >
+	struct Appointment_core
 	{
 		std::string name;
 		int startHour;
@@ -28,61 +47,56 @@ namespace
 		int duration; // Quarter hours
 		int day;
 		Color color;
-
-		friend std::ostream &
-		operator << ( std::ostream &os, const Appointment &appointment )
-		{
-			const int baseLine= 1 + ( appointment.startHour - C::startHour ) * 4 + appointment.startQuarter;
-			bool skippedTop= false;
-			bool skippedBottom= false;
-
-			if( appointment.startHour < C::startHour and appointment.duration <= 4 ) return os;
-			if( appointment.startHour > C::startHour + 6 ) return os;
-
-			for( int i= 0; i < appointment.duration; ++i )
-			{
-				const int line= baseLine + i;
-				if( line < 1 ) { skippedTop= true; continue; }
-				if( line > 24 ) { skippedBottom= true; continue; }
-
-				os << "[" << 10 * appointment.day << "G["
-						<< line
-						<< "B[4" << appointment.color
-						<< ";1m";
-				if( i == 0 )
-				{
-					if( appointment.name.size() <= 9 ) os << std::left << std::setw( 9 ) << appointment.name;
-					else os << std::setw( 6 ) << appointment.name.substr(0,6) << "...";
-				}
-				else os << std::setw( 9 ) << "";
-				os << "";
-			}
-
-			if( skippedTop and not skippedBottom )
-			{
-				os << "[" << 10 * appointment.day
-						<< "G[4" << appointment.color
-						<< ";1m^^^^^^^^^";
-			}
-
-			if( skippedBottom and not skippedTop )
-			{
-				os << "[" << 10 * appointment.day
-						<< "G[4" << appointment.color
-						<< ";1mvvvvvvvvv";
-			}
-
-			return os;
-		}
 	};
+	using Appointment= Appointment_core<>;
 
-	Appointment appointments[]=
+	std::ostream &
+	operator << ( std::ostream &os, const Appointment &appointment )
 	{
-		{ "Wakeup",  6, 0, 1, 3, red },
+		const int baseLine= 1 + ( appointment.startHour - C::startHour ) * 4 + appointment.startQuarter;
-		{ "Wakeup",  7, 1, 2, 2, red },
+		bool skippedTop= false;
-		{ "Meeting", 9, 1, 5, 5, blue },
+		bool skippedBottom= false;
-		{ "Long Meeting Name", 8, 1, 8, 6, cyan },
+
-	};
+		if( appointment.startHour < C::startHour and appointment.duration <= 4 ) return os;
+		if( appointment.startHour > C::startHour + 6 ) return os;
+
+		for( int i= 0; i < appointment.duration; ++i )
+		{
+			const int line= baseLine + i;
+			if( line < 1 ) { skippedTop= true; continue; }
+			if( line > 24 ) { skippedBottom= true; continue; }
+
+			os << "[" << 10 * appointment.day << "G["
+					<< line
+					<< "B[4" << appointment.color.get_index()
+					<< ";1m";
+			if( i == 0 )
+			{
+				if( appointment.name.size() <= 9 ) os << std::left << std::setw( 9 ) << appointment.name;
+				else os << std::setw( 6 ) << appointment.name.substr(0,6) << "...";
+			}
+			else os << std::setw( 9 ) << "";
+			os << "";
+		}
+
+		if( skippedTop and not skippedBottom )
+		{
+			os << "[" << 10 * appointment.day
+					<< "G[4" << appointment.color
+					<< ";1m^^^^^^^^^";
+		}
+
+		if( skippedBottom and not skippedTop )
+		{
+			os << "[" << 10 * appointment.day
+					<< "G[4" << appointment.color
+					<< ";1mvvvvvvvvv";
+		}
+
+		return os;
+	}
+
+	std::vector< Appointment > appointments;
 
 	void
 	printHourGrid( int hour )
@@ -116,6 +130,12 @@ namespace
 	{
 		using namespace std::literals::string_literals;
 
+		{
+			std::ifstream data{ "appointments.csv" };
+			std::copy( std::istream_iterator< Appointment >{ data }, std::istream_iterator< Appointment >{}, std::back_inserter( appointments ) );
+		}
+
+
 	/*                                                                           */
 		auto header= "| Time  |   Mon   |   Tue   |   Wed   |   Thu   |   Fri   |   Sat   |   Sun   |";
 		std::cout << "" << header;
@@ -127,7 +147,7 @@ namespace
 
 		for( auto &appt: appointments )
 		{
-			std::cout << appt;
+			std::cout << appt << std::endl;;
 		}
 
 		std::cout << "[?25l" << std::flush;