/*  Starshatter OpenSource Distribution
    Copyright (c) 1997-2004, Destroyer Studios LLC.
    All Rights Reserved.

    Redistribution and use in source and binary forms, with or without
    modification, are permitted provided that the following conditions are met:

    * Redistributions of source code must retain the above copyright notice,
      this list of conditions and the following disclaimer.
    * Redistributions in binary form must reproduce the above copyright notice,
      this list of conditions and the following disclaimer in the documentation
      and/or other materials provided with the distribution.
    * Neither the name "Destroyer Studios" nor the names of its contributors
      may be used to endorse or promote products derived from this software
      without specific prior written permission.

    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
    AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
    ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
    LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
    CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
    SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
    INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
    CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
    ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
    POSSIBILITY OF SUCH DAMAGE.

    SUBSYSTEM:    Stars.exe
    FILE:         FltDlg.cpp
    AUTHOR:       John DiCamillo


    OVERVIEW
    ========
*/

#include "MemDebug.h"
#include "FltDlg.h"
#include "GameScreen.h"
#include "Sim.h"
#include "Ship.h"
#include "ShipDesign.h"
#include "Hangar.h"
#include "FlightDeck.h"
#include "Element.h"
#include "CombatGroup.h"
#include "Mission.h"
#include "RadioMessage.h"
#include "RadioTraffic.h"
#include "Instruction.h"
#include "FlightPlanner.h"
#include "NetUtil.h"

#include "Game.h"
#include "Button.h"
#include "ListBox.h"
#include "ComboBox.h"
#include "FormatUtil.h"

// +--------------------------------------------------------------------+
// DECLARE MAPPING FUNCTIONS:
DEF_MAP_CLIENT(FltDlg, OnFilter);
DEF_MAP_CLIENT(FltDlg, OnPackage);
DEF_MAP_CLIENT(FltDlg, OnAlert);
DEF_MAP_CLIENT(FltDlg, OnLaunch);
DEF_MAP_CLIENT(FltDlg, OnStandDown);
DEF_MAP_CLIENT(FltDlg, OnRecall);
DEF_MAP_CLIENT(FltDlg, OnClose);
DEF_MAP_CLIENT(FltDlg, OnMissionType);

// +--------------------------------------------------------------------+

static const ShipDesign* design = 0;

// +--------------------------------------------------------------------+

FltDlg::FltDlg(Screen* s, FormDef& def, GameScreen* mgr)
: FormWindow(s, 0, 0, s->Width(), s->Height()), manager(mgr),
ship(0), filter_list(0), hangar_list(0),
package_btn(0), alert_btn(0), launch_btn(0), stand_btn(0), recall_btn(0),
mission_type(-1), flight_planner(0), patrol_pattern(0)
{
    Init(def);
}

FltDlg::~FltDlg()
{
    delete flight_planner;
}

// +--------------------------------------------------------------------+

void
FltDlg::RegisterControls()
{
    filter_list = (ComboBox*) FindControl(101);
    hangar_list = (ListBox*)  FindControl(102);
    package_btn = (Button*)   FindControl(110);
    alert_btn   = (Button*)   FindControl(111);
    launch_btn  = (Button*)   FindControl(112);
    stand_btn   = (Button*)   FindControl(113);
    recall_btn  = (Button*)   FindControl(114);
    close_btn   = (Button*)   FindControl(1);

    if (filter_list)
    REGISTER_CLIENT(EID_SELECT, filter_list,   FltDlg, OnFilter);

    if (package_btn)
    REGISTER_CLIENT(EID_CLICK,  package_btn,   FltDlg, OnPackage);

    if (alert_btn)
    REGISTER_CLIENT(EID_CLICK,  alert_btn,     FltDlg, OnAlert);

    if (launch_btn)
    REGISTER_CLIENT(EID_CLICK,  launch_btn,    FltDlg, OnLaunch);

    if (stand_btn)
    REGISTER_CLIENT(EID_CLICK,  stand_btn,     FltDlg, OnStandDown);

    if (recall_btn)
    REGISTER_CLIENT(EID_CLICK,  recall_btn,    FltDlg, OnRecall);

    if (close_btn)
    REGISTER_CLIENT(EID_CLICK,  close_btn,     FltDlg, OnClose);

    for (int i = 0; i < 6; i++) {
        mission_btn[i] = (Button*) FindControl(210 + i);
        if (mission_btn[i])
        REGISTER_CLIENT(EID_CLICK, mission_btn[i], FltDlg, OnMissionType);
    }

    objective_list = (ListBox*) FindControl(221);
    loadout_list   = (ListBox*) FindControl(222);
}

// +--------------------------------------------------------------------+

void
FltDlg::SetShip(Ship* s)
{
    if (ship != s) {
        ship = s;

        delete flight_planner;
        flight_planner = 0;

        if (filter_list) {
            filter_list->ClearItems();

            if (ship) {
                int      nsquadrons  = 0;
                int      nslots      = 0;
                Hangar*  hangar      = ship->GetHangar();

                if (hangar) {
                    nsquadrons = hangar->NumSquadrons();

                    for (int i = 0; i < nsquadrons; i++) {
                        char filter[64];
                        sprintf_s(filter, "%s %s",
                        hangar->SquadronDesign(i)->abrv,
                        hangar->SquadronName(i).data());

                        filter_list->AddItem(filter);
                    }

                    filter_list->AddItem(Game::GetText("FltDlg.PENDING"));
                    filter_list->AddItem(Game::GetText("FltDlg.ACTIVE"));
                }

                flight_planner = new(__FILE__,__LINE__) FlightPlanner(ship);
            }

            OnFilter(0);
        }
    }
}

// +--------------------------------------------------------------------+

void
FltDlg::ExecFrame()
{
    if (!ship || !ship->GetHangar()) {
        manager->HideFltDlg();
    }
    else {
        UpdateSelection();
        UpdateObjective();
    }
}

// +--------------------------------------------------------------------+

void
FltDlg::UpdateSelection()
{
    if (!filter_list || !hangar_list || !ship) return;

    design   = 0;

    bool        package  = false;
    bool        alert    = false;
    bool        launch   = false;
    bool        stand    = false;
    bool        recall   = false;

    Hangar*     hangar   = ship->GetHangar();
    int         seln     = filter_list->GetSelectedIndex();
    char        txt[32];
    int item;

    // selected squadron:
    if (seln < hangar->NumSquadrons()) {
        int         nslots   = hangar->SquadronSize(seln);

        for (item = 0; item < hangar_list->NumItems(); item++) {
            int i = hangar_list->GetItemData(item);
            const HangarSlot* s = hangar->GetSlot(seln, i);

            if (hangar->GetState(s) == Hangar::UNAVAIL)
            hangar_list->SetItemColor(item, Color::DarkGray);
            else if (hangar->GetState(s) == Hangar::MAINT)
            hangar_list->SetItemColor(item, Color::Gray);
            else
            hangar_list->SetItemColor(item, Color::White);

            if (hangar->GetState(s) > Hangar::STORAGE) {
                if (hangar->GetShip(s))
                hangar_list->SetItemText(item, 1, hangar->GetShip(s)->Name());
                else if (hangar->GetPackageElement(s))
                hangar_list->SetItemText(item, 1, hangar->GetPackageElement(s)->Name());
                else
                hangar_list->SetItemText(item, 1, hangar->SquadronName(seln));

                if (hangar->GetPackageElement(s))
                hangar_list->SetItemText(item, 3, Mission::RoleName(hangar->GetPackageElement(s)->Type()));
                else
                hangar_list->SetItemText(item, 3, "--");

            }
            else {
                hangar_list->SetItemText(item, 1, "--");
                hangar_list->SetItemText(item, 3, "--");
            }

            hangar_list->SetItemText(item, 2, hangar->StatusName(s));

            if (hangar->GetState(s) >= Hangar::ACTIVE) {
                FormatTime(txt, hangar->GetShip(s)->MissionClock() / 1000);
                hangar_list->SetItemText(item, 4, txt);
            }

            else if (hangar->GetState(s) == Hangar::MAINT ||
                    hangar->GetState(s) >  Hangar::STORAGE) {
                FormatTime(txt, hangar->TimeRemaining(s));
                hangar_list->SetItemText(item, 4, txt);
            }

            else {
                hangar_list->SetItemText(item, 4, "");
            }

            if (hangar_list->IsSelected(item)) {
                if (!design) design = hangar->GetDesign(s);

                switch (hangar->GetState(s)) {
                case Hangar::STORAGE:      alert  = true; break;
                case Hangar::ALERT:        launch = true;
                    stand  = true; break;
                case Hangar::QUEUED:       stand  = true; break;
                case Hangar::ACTIVE:       recall = true; break;
                }
            }
        }
    }

    // selected pending filter:
    else if (seln == hangar->NumSquadrons()) {
        for (item = 0; item < hangar_list->NumItems(); item++) {
            int f = hangar_list->GetItemData(item, 1);
            int i = hangar_list->GetItemData(item, 2);

            int squadron = -1;
            int slot     = -1;
            const HangarSlot* s = 0;

            FlightDeck* deck        = ship->GetFlightDeck(f);

            if (deck->IsLaunchDeck()) {
                int      state    = deck->State(i);
                int      seq      = deck->Sequence(i);
                double   time     = deck->TimeRemaining(i);
                Ship*    deckship = deck->GetShip(i);

                if (deckship) {
                    hangar_list->SetItemText(item, 1, deckship->Name());

                    for (int a = 0; !s && a < hangar->NumSquadrons(); a++) {
                        for (int b = 0; !s && b < hangar->SquadronSize(a); b++) {
                            const HangarSlot* test = hangar->GetSlot(a,b);
                            if (hangar->GetShip(test) == deckship) {
                                s           = test;
                                squadron    = a;
                                slot        = b;
                            }
                        }
                    }

                    if (s) {
                        hangar_list->SetItemText(item, 2, hangar->StatusName(s));
                        if (hangar->GetPackageElement(s))
                        hangar_list->SetItemText(item, 3, Mission::RoleName(hangar->GetPackageElement(s)->Type()));
                    }
                }
                else {
                    hangar_list->SetItemText(item, 1, "--");
                    hangar_list->SetItemText(item, 2, Game::GetText("FltDlg.Open"));
                }

                FormatTime(txt, time);
                hangar_list->SetItemText(item, 4, txt);
                hangar_list->SetItemData(item, 3, squadron);
                hangar_list->SetItemData(item, 4, slot);

                if (hangar_list->IsSelected(item) && s) {
                    if (!design) design = hangar->GetDesign(s);

                    switch (hangar->GetState(s)) {
                    case Hangar::ALERT:        launch = true;
                        stand  = true; break;
                    case Hangar::QUEUED:       stand  = true; break;
                    }
                }
            }
        }
    }

    // selected active filter:
    else if (seln == hangar->NumSquadrons()+1) {
        int last_index = -1;

        for (item = 0; item < hangar_list->NumItems(); item++) {
            int squadron = hangar_list->GetItemData(item, 1);
            int slot     = hangar_list->GetItemData(item, 2);

            int         nslots   = hangar->SquadronSize(squadron);

            if (slot >= 0 && slot < nslots) {
                const HangarSlot* s = hangar->GetSlot(squadron, slot);

                if (hangar->GetState(s) > Hangar::STORAGE) {
                    if (hangar->GetShip(s))
                    hangar_list->SetItemText(item, 1, hangar->GetShip(s)->Name());
                    else if (hangar->GetPackageElement(s))
                    hangar_list->SetItemText(item, 1, hangar->GetPackageElement(s)->Name());
                    else
                    hangar_list->SetItemText(item, 1, hangar->SquadronName(squadron));

                    if (hangar->GetPackageElement(s))
                    hangar_list->SetItemText(item, 3, Mission::RoleName(hangar->GetPackageElement(s)->Type()));
                    else
                    hangar_list->SetItemText(item, 3, "--");

                    hangar_list->SetItemText(item, 2, hangar->StatusName(s));

                    FormatTime(txt, hangar->GetShip(s)->MissionClock() / 1000);
                    hangar_list->SetItemText(item, 4, txt);

                    if (last_index < (int) hangar_list->GetItemData(item))
                    last_index = (int) hangar_list->GetItemData(item);
                }
                else {
                    hangar_list->RemoveItem(item);
                    item--;
                }
            }
            else {
                hangar_list->RemoveItem(item);
                item--;
            }
        }

        for (int i = 0; i < hangar->NumSquadrons(); i++) {
            int         nslots   = hangar->SquadronSize(i);

            for (int j = 0; j < nslots; j++) {
                const HangarSlot* s = hangar->GetSlot(i, j);

                if (hangar->GetState(s) >= Hangar::ACTIVE) {
                    bool found = false;

                    for (int n = 0; !found && n < hangar_list->NumItems(); n++) {
                        if (hangar_list->GetItemData(n, 1) == (DWORD) i &&
                                hangar_list->GetItemData(n, 2) == (DWORD) j)
                        found = true;
                    }

                    if (!found) {
                        last_index++;

                        char txt[32];
                        sprintf_s(txt, "%2d    ", last_index+1);
                        hangar_list->AddItemWithData(txt, last_index); // use data for sort

                        if (hangar->GetShip(s))
                        hangar_list->SetItemText(item, 1, hangar->GetShip(s)->Name());

                        hangar_list->SetItemText(item, 2, hangar->StatusName(s));

                        if (hangar->GetPackageElement(s))
                        hangar_list->SetItemText(item, 3, Mission::RoleName(hangar->GetPackageElement(s)->Type()));

                        FormatTime(txt, hangar->GetShip(s)->MissionClock() / 1000);
                        hangar_list->SetItemText(item, 4, txt);

                        hangar_list->SetItemData(item, 1, i);
                        hangar_list->SetItemData(item, 2, j);

                        item++;
                    }
                }
            }
        }

        if (hangar_list->GetSelCount() > 0)
        recall = true;
    }

    if (package_btn) {
        bool pkg_ok = alert && mission_type > -1;

        if (pkg_ok && mission_type > 0) {
            pkg_ok = objective_list    &&
            objective_list->GetSelCount() > 0;

            if (pkg_ok) {
                int   obj_index = objective_list->GetSelection();
                DWORD obj_data  = objective_list->GetItemData(obj_index, 2);

                if (obj_data > 1e9)
                pkg_ok = false;
            }
        }

        package_btn->SetEnabled(pkg_ok);
    }

    if (alert_btn) {
        alert_btn->SetEnabled(alert);

        for (int i = 0; i < 6; i++)
        if (mission_btn[i])
        mission_btn[i]->SetEnabled(alert);
    }

    if (launch_btn)
    launch_btn->SetEnabled(launch);

    if (stand_btn)
    stand_btn->SetEnabled(stand);

    if (recall_btn)
    recall_btn->SetEnabled(recall);
}

// +--------------------------------------------------------------------+

void
FltDlg::UpdateObjective()
{
    if (!objective_list || mission_type < 0 || !ship) return;

    Sim* sim = Sim::GetSim();
    char txt[32];

    for (int item = 0; item < objective_list->NumItems(); item++) {
        const char* obj_name = objective_list->GetItemText(item);

        Element* elem = sim->FindElement(obj_name);

        // if element has expired, remove it from the objective list
        if (!elem || !elem->IsActive() || elem->IsFinished()) {
            objective_list->RemoveItem(item);
            item--;
        }

        // otherwise, the element is still active, so update range/region
        else {
            Ship*    s   = elem->GetShip(1);
            double   r   = 0;
            bool     con = false;

            if (s) {
                Point s_loc = s->Location()    + s->GetRegion()->Location();
                Point h_loc = ship->Location() + ship->GetRegion()->Location();

                r = (s_loc - h_loc).length();

                con = ship->FindContact(s) != 0;

                if (con) {
                    FormatNumber(txt, r);
                }
                else {
                    strcpy_s(txt, Game::GetText("FltDlg.Unknown").data());
                    r = 2e9;
                }
            }

            objective_list->SetItemText(item, 1, s->GetRegion()->Name());

            objective_list->SetItemText(item, 2, txt);
            objective_list->SetItemData(item, 2, (DWORD) r);
        }
    }
}

// +--------------------------------------------------------------------+

void
FltDlg::Show()
{
    if (shown) return;

    FormWindow::Show();
    UpdateSelection();
    UpdateObjective();
}

// +--------------------------------------------------------------------+

void
FltDlg::Hide()
{
    FormWindow::Hide();
}

// +--------------------------------------------------------------------+

void
FltDlg::OnFilter(AWEvent* event)
{
    if (!filter_list || !hangar_list) return;

    int seln = filter_list->GetSelectedIndex();

    hangar_list->ClearItems();

    if (!ship) return;

    Hangar* hangar = ship->GetHangar();

    // selected squadron:
    if (seln < hangar->NumSquadrons()) {
        int         nslots   = hangar->SquadronSize(seln);

        for (int i = 0; i < nslots; i++) {
            char txt[32];
            sprintf_s(txt, " %2d    ", i+1);

            const HangarSlot* s = hangar->GetSlot(seln, i);
            hangar_list->AddItemWithData(txt, i);

            hangar_list->SetItemText(i, 1, "--");
            hangar_list->SetItemText(i, 2, hangar->StatusName(s));

            FormatTime(txt, hangar->TimeRemaining(s));
            hangar_list->SetItemText(i, 4, txt);
        }
    }

    // selected pending filter:
    else if (seln == hangar->NumSquadrons()) {
        int item = 0;

        for (int f = 0; f < ship->NumFlightDecks(); f++) {
            FlightDeck* deck = ship->GetFlightDeck(f);

            if (deck->IsLaunchDeck()) {
                for (int i = 0; i < deck->NumSlots(); i++) {
                    int      state    = deck->State(i);
                    int      seq      = deck->Sequence(i);
                    double   time     = deck->TimeRemaining(i);
                    Ship*    deckship = deck->GetShip(i);

                    int      squadron = -1;
                    int      slot     = -1;

                    char txt[32];
                    sprintf_s(txt, "%d-%d    ", f+1, i+1);

                    hangar_list->AddItemWithData(txt, item); // use data for sort

                    if (deckship) {
                        hangar_list->SetItemText(item, 1, deckship->Name());

                        const HangarSlot* s = 0;

                        for (int a = 0; !s && a < hangar->NumSquadrons(); a++) {
                            for (int b = 0; !s && b < hangar->SquadronSize(a); b++) {
                                const HangarSlot* test = hangar->GetSlot(a, b);
                                if (hangar->GetShip(test) == deckship) {
                                    s          = test;
                                    squadron   = a;
                                    slot       = b;
                                }
                            }
                        }

                        if (s) {
                            hangar_list->SetItemText(item, 2, hangar->StatusName(s));
                            if (hangar->GetPackageElement(s))
                            hangar_list->SetItemText(item, 3, Mission::RoleName(hangar->GetPackageElement(s)->Type()));
                        }
                    }
                    else {
                        hangar_list->SetItemText(item, 1, "--");
                        hangar_list->SetItemText(item, 2, Game::GetText("FltDlg.Open"));
                    }


                    FormatTime(txt, time);
                    hangar_list->SetItemText(item, 4, txt);

                    hangar_list->SetItemData(item, 1, f);
                    hangar_list->SetItemData(item, 2, i);
                    hangar_list->SetItemData(item, 3, squadron);
                    hangar_list->SetItemData(item, 4, slot);

                    item++;
                }
            }
        }
    }

    // selected active filter:
    else if (seln == hangar->NumSquadrons()+1) {
        int item = 0;

        for (int i = 0; i < hangar->NumSquadrons(); i++) {
            int         nslots   = hangar->SquadronSize(i);

            for (int j = 0; j < nslots; j++) {
                const HangarSlot* s = hangar->GetSlot(i,j);

                if (hangar->GetState(s) >= Hangar::ACTIVE) {
                    char txt[32];
                    sprintf_s(txt, " %2d    ", item+1);

                    hangar_list->AddItemWithData(txt, item); // use data for sort

                    if (hangar->GetShip(s))
                    hangar_list->SetItemText(item, 1, hangar->GetShip(s)->Name());

                    hangar_list->SetItemText(item, 2, hangar->StatusName(s));

                    if (hangar->GetPackageElement(s))
                    hangar_list->SetItemText(item, 3, Mission::RoleName(hangar->GetPackageElement(s)->Type()));

                    FormatTime(txt, hangar->TimeRemaining(s));
                    hangar_list->SetItemText(item, 4, txt);

                    hangar_list->SetItemData(item, 1, i);
                    hangar_list->SetItemData(item, 2, j);

                    item++;
                }
            }
        }
    }
}

// +--------------------------------------------------------------------+

void
FltDlg::OnPackage(AWEvent* event)
{
    if (!filter_list || !hangar_list || !ship) return;

    int         code   = Mission::PATROL;

    switch (mission_type) {
    case 0:  code = Mission::PATROL;       break;
    case 1:  code = Mission::INTERCEPT;    break;
    case 2:  code = Mission::ASSAULT;      break;
    case 3:  code = Mission::STRIKE;       break;
    case 4:  code = Mission::ESCORT;       break;
    case 5:  code = Mission::INTEL;        break;
    }

    int         squad  = filter_list->GetSelectedIndex();
    Hangar*     hangar = ship->GetHangar();
    Sim*        sim    = Sim::GetSim();
    const char* call   = sim->FindAvailCallsign(ship->GetIFF());
    Element*    elem   = sim->CreateElement(call, ship->GetIFF(), code);
    Element*    tgt    = 0;
    FlightDeck* deck   = 0;
    int         queue  = 1000;
    int*        load   = 0;

    elem->SetSquadron(hangar->SquadronName(squad));
    elem->SetCarrier(ship);

    if (objective_list) {
        int   index     = objective_list->GetListIndex();
        Text  target    = objective_list->GetItemText(index);

        Instruction* objective = new(__FILE__,__LINE__) Instruction(code, target.data());
        elem->AddObjective(objective);

        tgt = sim->FindElement(target.data());
    }

    if (loadout_list && design) {
        int   index    = loadout_list->GetListIndex();
        Text  loadname = loadout_list->GetItemText(index);

        ListIter<ShipLoad> sl = (List<ShipLoad>&) design->loadouts;
        while (++sl && !load) {
            if (sl->name == loadname) {
                load = sl->load;
                elem->SetLoadout(load);
            }
        }
    }

    for (int i = 0; i < ship->NumFlightDecks(); i++) {
        FlightDeck* d = ship->GetFlightDeck(i);

        if (d && d->IsLaunchDeck()) {
            int dq = hangar->PreflightQueue(d);

            if (dq < queue) {
                queue = dq;
                deck  = d;
            }
        }
    }

    int npackage = 0;
    int slots[4];

    for (int i = 0; i < 4; i++)
    slots[i] = -1;

    for (int i = 0; i < hangar_list->NumItems(); i++) {
        if (hangar_list->IsSelected(i)) {
            int nslot = hangar_list->GetItemData(i);
            hangar->GotoAlert(squad, nslot, deck, elem, load, true);
            slots[npackage] = nslot;
            hangar_list->SetSelected(i, false);
            npackage++;

            if (npackage >= 4)
            break;
        }
    }

    NetUtil::SendElemCreate(elem, squad, slots, false);

    if (flight_planner) {
        switch (mission_type) {
        case 0:
        default:
            flight_planner->CreatePatrolRoute(elem, patrol_pattern++);
            break;

        case 1:
        case 2:
        case 3:
            if (tgt)
            flight_planner->CreateStrikeRoute(elem, tgt);
            else
            flight_planner->CreatePatrolRoute(elem, patrol_pattern++);
            break;

        case 4:
            if (tgt)
            flight_planner->CreateEscortRoute(elem, tgt);
            else
            flight_planner->CreatePatrolRoute(elem, patrol_pattern++);
            break;
        }

        if (patrol_pattern < 0 || patrol_pattern > 3)
        patrol_pattern = 0;
    }
}

// +--------------------------------------------------------------------+

void
FltDlg::OnAlert(AWEvent* event)
{
    if (!filter_list || !hangar_list || !ship) return;

    int         squad  = filter_list->GetSelectedIndex();
    Hangar*     hangar = ship->GetHangar();
    Sim*        sim    = Sim::GetSim();
    const char* call   = sim->FindAvailCallsign(ship->GetIFF());
    Element*    elem   = sim->CreateElement(call, ship->GetIFF());
    FlightDeck* deck   = 0;
    int         queue  = 1000;
    const int*  load   = 0;

    elem->SetSquadron(hangar->SquadronName(squad));
    elem->SetCarrier(ship);

    for (int i = 0; i < ship->NumFlightDecks(); i++) {
        FlightDeck* d = ship->GetFlightDeck(i);

        if (d && d->IsLaunchDeck()) {
            int dq = hangar->PreflightQueue(d);

            if (dq < queue) {
                queue = dq;
                deck  = d;
            }
        }
    }

    int nalert = 0;
    int slots[4];

    for (int i = 0; i < 4; i++)
    slots[i] = -1;

    for (int i = 0; i < hangar_list->NumItems(); i++) {
        if (hangar_list->IsSelected(i)) {
            int nslot = hangar_list->GetItemData(i);
            slots[nalert] = nslot;

            if (!load) {
                const HangarSlot* hangar_slot = hangar->GetSlot(squad, nslot);
                if (hangar_slot) {
                    load = hangar->GetLoadout(hangar_slot);
                    elem->SetLoadout((int*) load);
                }
            }

            hangar->GotoAlert(squad, nslot, deck, elem);
            hangar_list->SetSelected(i, false);
            nalert++;

            if (nalert >= 4)
            break;
        }
    }

    NetUtil::SendElemCreate(elem, squad, slots, true);
}

// +--------------------------------------------------------------------+

void
FltDlg::OnLaunch(AWEvent* event)
{
    if (!filter_list || !hangar_list || !ship) return;

    int squad = filter_list->GetSelectedIndex();

    Hangar* hangar = ship->GetHangar();

    // selected squadron:
    if (squad < hangar->NumSquadrons()) {
        for (int i = 0; i < hangar_list->NumItems(); i++) {
            if (hangar_list->IsSelected(i)) {
                int nslot = hangar_list->GetItemData(i);
                hangar->Launch(squad, nslot);
                NetUtil::SendShipLaunch(ship, squad, nslot);
            }
        }
    }

    // selected pending filter:
    else if (squad == hangar->NumSquadrons()) {
        for (int item = 0; item < hangar_list->NumItems(); item++) {
            if (hangar_list->IsSelected(item)) {
                int squadron = hangar_list->GetItemData(item, 3);
                int slot     = hangar_list->GetItemData(item, 4);

                if (squadron >= 0 && slot >= 0) {
                    hangar->Launch(squadron, slot);
                    NetUtil::SendShipLaunch(ship, squadron, slot);
                }
            }
        }
    }
}

// +--------------------------------------------------------------------+

void
FltDlg::OnStandDown(AWEvent* event)
{
    if (!filter_list || !hangar_list || !ship) return;

    int seln = filter_list->GetSelectedIndex();

    Hangar* hangar = ship->GetHangar();

    // selected squadron:
    if (seln < hangar->NumSquadrons()) {
        for (int i = 0; i < hangar_list->NumItems(); i++) {
            if (hangar_list->IsSelected(i)) {
                int nslot = hangar_list->GetItemData(i);
                hangar->StandDown(seln, nslot);
            }
        }
    }

    // selected pending filter:
    else if (seln == hangar->NumSquadrons()) {
        for (int item = 0; item < hangar_list->NumItems(); item++) {
            if (hangar_list->IsSelected(item)) {
                int squadron = hangar_list->GetItemData(item, 3);
                int slot     = hangar_list->GetItemData(item, 4);

                if (squadron >= 0 && slot >= 0)
                hangar->StandDown(squadron, slot);
            }
        }
    }
}

// +--------------------------------------------------------------------+

void
FltDlg::OnRecall(AWEvent* event)
{
    if (!filter_list || !hangar_list || !ship) return;

    int seln = filter_list->GetSelectedIndex();

    Hangar* hangar = ship->GetHangar();

    // selected squadron:             or selected active filter:
    if (seln < hangar->NumSquadrons() || seln == hangar->NumSquadrons()+1) {
        for (int i = 0; i < hangar_list->NumItems(); i++) {
            if (hangar_list->IsSelected(i)) {
                int nsquad = seln;
                int nslot  = hangar_list->GetItemData(i);

                if (seln > hangar->NumSquadrons()) {
                    nsquad = hangar_list->GetItemData(i, 1);
                    nslot  = hangar_list->GetItemData(i, 2);
                }

                const HangarSlot* slot = hangar->GetSlot(nsquad, nslot);
                Ship*             recall = hangar->GetShip(slot);

                if (recall) {
                    RadioMessage* msg = new(__FILE__,__LINE__) RadioMessage(recall, ship, RadioMessage::RTB);
                    RadioTraffic::Transmit(msg);
                }
            }
        }
    }
}

// +--------------------------------------------------------------------+

void
FltDlg::OnMissionType(AWEvent* event)
{
    mission_type = -1;

    for (int i = 0; i < 6; i++) {
        if (mission_btn[i]) {
            if (mission_btn[i] == event->window) {
                mission_btn[i]->SetButtonState(1);
                mission_type = i;
            }
            else {
                mission_btn[i]->SetButtonState(0);
            }
        }
    }

    if (objective_list && mission_type > -1) {
        objective_list->ClearItems();

        char txt[32];
        Sim* sim = Sim::GetSim();
        ListIter<Element> iter = sim->GetElements();

        while (++iter) {
            Element* elem = iter.value();

            if (!elem->IsActive() || elem->IsFinished() || elem->IsSquadron())
            continue;

            CombatGroup*   group = elem->GetCombatGroup();
            int            iff   = elem->GetIFF();
            Ship*          s     = elem->GetShip(1);
            double         r     = 0;
            bool           con   = false;

            if (iff != ship->GetIFF()) {
                if (elem->IntelLevel() < Intel::LOCATED)
                continue;

                if (group && group->IntelLevel() < Intel::LOCATED)
                continue;
            }

            if (s) {
                Point s_loc = s->Location()    + s->GetRegion()->Location();
                Point h_loc = ship->Location() + ship->GetRegion()->Location();

                r = (s_loc - h_loc).length();

                con = ship->FindContact(s) != 0;

                if (con) {
                    FormatNumber(txt, r);
                }
                else {
                    strcpy_s(txt, Game::GetText("FltDlg.Unknown").data());
                    r = 2e9;
                }
            }

            switch (mission_type) {
            case 1:  // INTERCEPT
                if (iff && iff != ship->GetIFF() && s && s->IsDropship()) {
                    int item = objective_list->AddItem(elem->Name()) - 1;
                    objective_list->SetItemText(item, 1, s->GetRegion()->Name());

                    objective_list->SetItemText(item, 2, txt);
                    objective_list->SetItemData(item, 2, (DWORD) r);
                }
                break;

            case 2:  // ASSAULT
                if (iff && iff != ship->GetIFF() && s && (s->IsStarship() || s->IsStatic())) {
                    int item = objective_list->AddItem(elem->Name()) - 1;
                    objective_list->SetItemText(item, 1, s->GetRegion()->Name());

                    objective_list->SetItemText(item, 2, txt);
                    objective_list->SetItemData(item, 2, (DWORD) r);
                }
                break;

            case 3:  // STRIKE
                if (iff && iff != ship->GetIFF() && s && s->IsGroundUnit()) {
                    int item = objective_list->AddItem(elem->Name()) - 1;
                    objective_list->SetItemText(item, 1, s->GetRegion()->Name());

                    objective_list->SetItemText(item, 2, txt);
                    objective_list->SetItemData(item, 2, (DWORD) r);
                }
                break;

            case 4:  // ESCORT
                if ((iff == 0 || iff == ship->GetIFF()) && (!s || !s->IsStatic())) {
                    int item = objective_list->AddItem(elem->Name()) - 1;

                    if (s) {
                        objective_list->SetItemText(item, 1, s->GetRegion()->Name());
                        objective_list->SetItemText(item, 2, txt);
                        objective_list->SetItemData(item, 2, (DWORD) r);
                    }

                    else {
                        objective_list->SetItemText(item, 1, "0");
                        objective_list->SetItemData(item, 1, 0);
                    }
                }
                break;

            case 5:  // SCOUT?
                break;

            default: break;
            }
        }
    }

    if (loadout_list && mission_type > -1) {
        loadout_list->ClearItems();

        if (design) {
            ListIter<ShipLoad> sl = (List<ShipLoad>&) design->loadouts;
            while (++sl) {
                int item = loadout_list->AddItem(sl->name) - 1;

                char weight[32];
                sprintf_s(weight, "%d kg", (int) ((design->mass + sl->mass) * 1000));
                loadout_list->SetItemText(item, 1, weight);
                loadout_list->SetItemData(item, 1, (DWORD) (sl->mass * 1000));
            }
        }
    }
}

// +--------------------------------------------------------------------+

void
FltDlg::OnClose(AWEvent* event)
{
    if (manager)
    manager->CloseTopmost();
}