#include "../../Minecraft.World/Platform/stdafx.h"
#include "ProcedureCompoundTask.h"

ProcedureCompoundTask::~ProcedureCompoundTask() {
    for (auto it = m_taskSequence.begin(); it < m_taskSequence.end(); ++it) {
        delete (*it);
    }
}

void ProcedureCompoundTask::AddTask(TutorialTask* task) {
    if (task != nullptr) {
        m_taskSequence.push_back(task);
    }
}

int ProcedureCompoundTask::getDescriptionId() {
    if (bIsCompleted) return -1;

    // Return the id of the first task not completed
    int descriptionId = -1;
    auto itEnd = m_taskSequence.end();
    for (auto it = m_taskSequence.begin(); it < itEnd; ++it) {
        TutorialTask* task = *it;
        if (!task->isCompleted()) {
            task->setAsCurrentTask(true);
            descriptionId = task->getDescriptionId();
            break;
        } else if (task->getCompletionAction() ==
                   e_Tutorial_Completion_Complete_State) {
            bIsCompleted = true;
            break;
        }
    }
    return descriptionId;
}

int ProcedureCompoundTask::getPromptId() {
    if (bIsCompleted) return -1;

    // Return the id of the first task not completed
    int promptId = -1;
    auto itEnd = m_taskSequence.end();
    for (auto it = m_taskSequence.begin(); it < itEnd; ++it) {
        TutorialTask* task = *it;
        if (!task->isCompleted()) {
            promptId = task->getPromptId();
            break;
        }
    }
    return promptId;
}

bool ProcedureCompoundTask::isCompleted() {
    // Return whether all tasks are completed

    bool allCompleted = true;
    bool isCurrentTask = true;
    auto itEnd = m_taskSequence.end();
    for (auto it = m_taskSequence.begin(); it < itEnd; ++it) {
        TutorialTask* task = *it;

        if (allCompleted && isCurrentTask) {
            if (task->isCompleted()) {
                if (task->getCompletionAction() ==
                    e_Tutorial_Completion_Complete_State) {
                    allCompleted = true;
                    break;
                }
            } else {
                task->setAsCurrentTask(true);
                allCompleted = false;
                isCurrentTask = false;
            }
        } else if (!allCompleted) {
            task->setAsCurrentTask(false);
        }
    }

    if (allCompleted) {
        // Disable all constraints
        itEnd = m_taskSequence.end();
        for (auto it = m_taskSequence.begin(); it < itEnd; ++it) {
            TutorialTask* task = *it;
            task->enableConstraints(false);
        }
    }
    bIsCompleted = allCompleted;
    return allCompleted;
}

void ProcedureCompoundTask::onCrafted(std::shared_ptr<ItemInstance> item) {
    auto itEnd = m_taskSequence.end();
    for (auto it = m_taskSequence.begin(); it < itEnd; ++it) {
        TutorialTask* task = *it;
        task->onCrafted(item);
    }
}

void ProcedureCompoundTask::handleUIInput(int iAction) {
    auto itEnd = m_taskSequence.end();
    for (auto it = m_taskSequence.begin(); it < itEnd; ++it) {
        TutorialTask* task = *it;
        task->handleUIInput(iAction);
    }
}

void ProcedureCompoundTask::setAsCurrentTask(bool active /*= true*/) {
    bool allCompleted = true;
    auto itEnd = m_taskSequence.end();
    for (auto it = m_taskSequence.begin(); it < itEnd; ++it) {
        TutorialTask* task = *it;
        if (allCompleted && !task->isCompleted()) {
            task->setAsCurrentTask(true);
            allCompleted = false;
        } else if (!allCompleted) {
            task->setAsCurrentTask(false);
        }
    }
}

bool ProcedureCompoundTask::ShowMinimumTime() {
    if (bIsCompleted) return false;

    bool showMinimumTime = false;
    auto itEnd = m_taskSequence.end();
    for (auto it = m_taskSequence.begin(); it < itEnd; ++it) {
        TutorialTask* task = *it;
        if (!task->isCompleted()) {
            showMinimumTime = task->ShowMinimumTime();
            break;
        }
    }
    return showMinimumTime;
}

bool ProcedureCompoundTask::hasBeenActivated() {
    if (bIsCompleted) return true;

    bool hasBeenActivated = false;
    auto itEnd = m_taskSequence.end();
    for (auto it = m_taskSequence.begin(); it < itEnd; ++it) {
        TutorialTask* task = *it;
        if (!task->isCompleted()) {
            hasBeenActivated = task->hasBeenActivated();
            break;
        }
    }
    return hasBeenActivated;
}

void ProcedureCompoundTask::setShownForMinimumTime() {
    auto itEnd = m_taskSequence.end();
    for (auto it = m_taskSequence.begin(); it < itEnd; ++it) {
        TutorialTask* task = *it;
        if (!task->isCompleted()) {
            task->setShownForMinimumTime();
            break;
        }
    }
}

bool ProcedureCompoundTask::AllowFade() {
    if (bIsCompleted) return true;

    bool allowFade = true;
    auto itEnd = m_taskSequence.end();
    for (auto it = m_taskSequence.begin(); it < itEnd; ++it) {
        TutorialTask* task = *it;
        if (!task->isCompleted()) {
            allowFade = task->AllowFade();
            break;
        }
    }
    return allowFade;
}

void ProcedureCompoundTask::useItemOn(Level* level,
                                      std::shared_ptr<ItemInstance> item, int x,
                                      int y, int z, bool bTestUseOnly) {
    auto itEnd = m_taskSequence.end();
    for (auto it = m_taskSequence.begin(); it < itEnd; ++it) {
        TutorialTask* task = *it;
        task->useItemOn(level, item, x, y, z, bTestUseOnly);
    }
}

void ProcedureCompoundTask::useItem(std::shared_ptr<ItemInstance> item,
                                    bool bTestUseOnly) {
    auto itEnd = m_taskSequence.end();
    for (auto it = m_taskSequence.begin(); it < itEnd; ++it) {
        TutorialTask* task = *it;
        task->useItem(item, bTestUseOnly);
    }
}

void ProcedureCompoundTask::onTake(std::shared_ptr<ItemInstance> item,
                                   unsigned int invItemCountAnyAux,
                                   unsigned int invItemCountThisAux) {
    auto itEnd = m_taskSequence.end();
    for (auto it = m_taskSequence.begin(); it < itEnd; ++it) {
        TutorialTask* task = *it;
        task->onTake(item, invItemCountAnyAux, invItemCountThisAux);
    }
}

void ProcedureCompoundTask::onStateChange(eTutorial_State newState) {
    auto itEnd = m_taskSequence.end();
    for (auto it = m_taskSequence.begin(); it < itEnd; ++it) {
        TutorialTask* task = *it;
        task->onStateChange(newState);
    }
}