// ------------------------------------------------------------------
//
//	text_manipulate.js
//
//						Aug/04/2017
//
// ------------------------------------------------------------------
function text_read_proc (file_in)
{
	var dict_aa = new Object ()

	var lines_in = file_read_proc (file_in)

	lines_in.forEach (function (line)
		{
		var rr = String.split (line,"\t")

		dict_aa[rr[0]] = {"name": rr[1],"population": rr[2], "date_mod": rr[3]}
		})
	
	return	dict_aa
}

// ------------------------------------------------------------------
function dict_display_proc (dict_aa)
{
	const array=Object.keys(dict_aa)

	var array_bb = array.sort ()

	array_bb.forEach(function(key)
		{
		if ((key != '_id') && (key != '_rev'))
			{
		var out_str = key + "\t"
		out_str += dict_aa[key]["name"] + "\t"
		out_str += dict_aa[key]["population"] + "\t"
		out_str += dict_aa[key]["date_mod"]
		print (out_str)
			}
		})
}

// ---------------------------------------------------------------
function text_write_proc (file_out,dict_aa)
{
	var out_str = ""

	for (var id in dict_aa)
		{
		out_str += id + "\t"
		out_str += dict_aa[id]["name"] + "\t"
		out_str += dict_aa[id]["population"] + "\t"
		out_str += dict_aa[id]["date_mod"] + "\n"
		}

	string_write_proc (file_out,out_str)
}


// ------------------------------------------------------------------
function dict_update_proc (dict_in,id,population)
{
	dict_in[id]["population"] = population
	dict_in[id]["date_mod"] = get_current_date_proc ()

	return dict_in
}

// ------------------------------------------------------------------
function get_current_date_proc ()
{
	var today = new Date ()
	var ddx = (1900 + today.getYear ()) + "-" + (today.getMonth () +1)
	ddx += "-" + today.getDate ()

	return ddx
}

// ------------------------------------------------------------------
function dict_append_proc (dict_aa,id_in,name_in,population_in,date_mod_in)
{
	unit_aa = {}
	unit_aa['name'] = name_in
	unit_aa['population'] = population_in
	unit_aa['date_mod'] = date_mod_in

	dict_aa[id_in] = unit_aa

	return	dict_aa
}

// ------------------------------------------------------------------
function gen_record (id_in,name_in,population_in,date_mod_in)
{
	unit_aa = {}
	unit_aa['id'] = id_in
	unit_aa['name'] = name_in
	unit_aa['population'] = population_in
	unit_aa['date_mod'] = date_mod_in

	return	unit_aa
}

// ------------------------------------------------------------------
function csv_read_proc (file_in)
{
	var dict_aa = new Object ()

	var lines_in = file_read_proc (file_in)

	lines_in.forEach(function(line)
		{
		var rr = String.split (line,",")

		dict_aa[rr[0]] = {"name": rr[1],"population": rr[2], "date_mod": rr[3]}
		})
	
	return	dict_aa
}

// ------------------------------------------------------------------
function csv_write_proc (file_out,dict_aa)
{
	var out_str = ""

	var delimit = ","

	for (var id in dict_aa)
		{
		out_str += id + delimit
		out_str += dict_aa[id]["name"] + delimit
		out_str += dict_aa[id]["population"] + delimit
		out_str += dict_aa[id]["date_mod"] + "\n"
		}

	string_write_proc (file_out,out_str)
}


// ------------------------------------------------------------------