From ad049a15b43b7ddba3fe7d0a898652fc8022629d Mon Sep 17 00:00:00 2001
From: Ben Longbons <b.r.longbons@gmail.com>
Date: Tue, 22 Apr 2014 11:46:23 -0700
Subject: Use strict ID types

Possibly some missing for the far side of the network.

AccountId and BlockId are still terribly entangled.
---
 src/mmo/ids.hpp | 109 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 109 insertions(+)
 create mode 100644 src/mmo/ids.hpp

(limited to 'src/mmo/ids.hpp')

diff --git a/src/mmo/ids.hpp b/src/mmo/ids.hpp
new file mode 100644
index 0000000..71164ff
--- /dev/null
+++ b/src/mmo/ids.hpp
@@ -0,0 +1,109 @@
+#ifndef TMWA_MMO_IDS_HPP
+#define TMWA_MMO_IDS_HPP
+//    ids.hpp - special integer classes for various object IDs
+//
+//    Copyright © 2014 Ben Longbons <b.r.longbons@gmail.com>
+//
+//    This file is part of The Mana World (Athena server)
+//
+//    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, either version 3 of the License, or
+//    (at your option) any later version.
+//
+//    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, see <http://www.gnu.org/licenses/>.
+
+# include "fwd.hpp"
+
+# include "../ints/wrap.hpp"
+
+# include "extract.hpp"
+
+class Species : public Wrapped<uint16_t> { public: explicit operator bool() const = delete; bool operator !() const = delete; Species() : Wrapped<uint16_t>() {} protected: template<class... A> constexpr explicit Species(A... a) : Wrapped<uint16_t>(a...) {} };
+
+class AccountId : public Wrapped<uint32_t> { public: AccountId() : Wrapped<uint32_t>() {} protected: template<class... A> constexpr explicit AccountId(A... a) : Wrapped<uint32_t>(a...) {} };
+class CharId : public Wrapped<uint32_t> { public: CharId() : Wrapped<uint32_t>() {} protected: template<class... A> constexpr explicit CharId(A... a) : Wrapped<uint32_t>(a...) {} };
+// important note: slave mobs synthesize PartyId as -BlockId of master
+class PartyId : public Wrapped<uint32_t> { public: PartyId() : Wrapped<uint32_t>() {} protected: template<class... A> constexpr explicit PartyId(A... a) : Wrapped<uint32_t>(a...) {} };
+class ItemNameId : public Wrapped<uint16_t> { public: ItemNameId() : Wrapped<uint16_t>() {} protected: template<class... A> constexpr explicit ItemNameId(A... a) : Wrapped<uint16_t>(a...) {} };
+
+class GmLevel
+{
+    uint32_t bits;
+
+    friend bool extract(XString str, GmLevel *lvl) { return extract(str, &lvl->bits); }
+    constexpr explicit
+    GmLevel(uint32_t b) : bits(b) {}
+    constexpr explicit
+    operator uint32_t() { return bits; }
+
+    template<class T>
+    explicit
+    GmLevel(T) = delete;
+    template<class T, typename=typename std::enable_if<!std::is_same<T, uint32_t>::value && !std::is_same<T, bool>::value>::type>
+    explicit
+    operator T() = delete;
+public:
+    constexpr
+    GmLevel() : bits() {}
+    constexpr static
+    GmLevel from(uint32_t bits) { return GmLevel(bits); }
+    template<class T>
+    constexpr static
+    GmLevel from(T) = delete;
+
+    constexpr explicit
+    operator bool() const { return bits; }
+    constexpr
+    bool operator !() const { return !bits; }
+
+    // the argument is the level of a command
+    constexpr
+    bool satisfies(GmLevel perm) { return bits >= perm.bits; }
+    // the argument is another player's gm level, for info commands
+    constexpr
+    bool detects(GmLevel other) { return bits >= other.bits; }
+    // the argument is another player's gm level, for aggressive commands
+    constexpr
+    bool overwhelms(GmLevel other) { return bits >= other.bits; }
+    // the argument is another potential permission level
+    constexpr
+    bool obsoletes(GmLevel plvl) { return bits >= plvl.bits; }
+
+    constexpr
+    uint16_t get_public_word() const
+    {
+        return (bits == 60 || bits == 99) ? 0x0080 : 0;
+    }
+
+    constexpr
+    uint32_t get_all_bits() const
+    {
+        return bits;
+    }
+
+    friend constexpr
+    bool operator == (GmLevel l, GmLevel r)
+    {
+        return l.bits == r.bits;
+    }
+    friend constexpr
+    bool operator != (GmLevel l, GmLevel r)
+    {
+        return l.bits != r.bits;
+    }
+};
+
+inline
+uint32_t convert_for_printf(GmLevel g)
+{
+    return g.get_all_bits();
+}
+
+#endif // TMWA_MMO_IDS_HPP
-- 
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