2019-01-05 00:28:18 -03:00
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namespace LibSernatur {
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2019-01-03 19:47:43 -03:00
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namespace DB {
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using Postgres;
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using Wrapper;
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public class Ciudad : GLib.Object {
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public uint id_ciudad { get; set; default = 0; }
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public string nombre_ciudad { get; set; default = ""; }
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public Region region { get; set; default = null; }
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public Ciudad (uint id_ciudad = 0, string nombre_ciudad = "", Region? region = null) {
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this.id_ciudad = id_ciudad;
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this.nombre_ciudad = nombre_ciudad;
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this.region = region;
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}
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public static Ciudad[]? get_all_ciudades(Database conn) {
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var res = conn.exec ("
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SELECT C.id_ciudad, C.nombre_ciudad,
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R.id_region, R.nombre_region
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FROM ciudad C
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JOIN region R ON (C.id_region = R.id_region)
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");
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if (res.get_status () != ExecStatus.TUPLES_OK) {
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#if DEBUG
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error (conn.get_error_message ());
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#else
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warning (conn.get_error_message ());
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return null;
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#endif
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}
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var wra = new ResultWrapper (res);
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Ciudad[] ciudades = {};
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int n = res.get_n_tuples ();
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for (int i = 0; i < n; i++) {
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try {
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var ciudad = new Ciudad (wra.get_int_n (i, "id_ciudad"),
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wra.get_string_n (i, "nombre_ciudad"),
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new Region (wra.get_int_n (i, "id_region"),
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wra.get_string_n (i, "nombre_region")
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)
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);
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ciudades += ciudad;
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}
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catch (Error e) {
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#if DEBUG
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error (e.message);
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#else
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warning (e.message);
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#endif
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}
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}
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return ciudades;
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}
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}
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}
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}
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