<?php

namespace App\Module\Task\AdminControllers\Helper;

use App\Module\Task\Enums\RESET_TYPE;
use App\Module\Task\Enums\REWARD_TYPE;
use App\Module\Task\Enums\TASK_STATUS;
use App\Module\Task\Enums\TASK_TYPE;
use App\Module\Task\Models\Task;
use App\Module\Task\Models\TaskCategory;
use Dcat\Admin\Grid;
use Dcat\Admin\Show;

/**
 * 详情页辅助特性
 *
 * 提供任务模块后台控制器的详情页构建功能
 */
trait ShowHelperTrait
{
    /**
     * 显示ID字段
     *
     * @param string $field 字段名
     * @param string $label 标签
     * @return Show\Field
     */
    public function fieldId(string $field = 'id', string $label = 'ID')
    {
        return $this->show->field($field, $label);
    }

    /**
     * 显示名称字段
     *
     * @param string $field 字段名
     * @param string $label 标签
     * @return Show\Field
     */
    public function fieldName(string $field = 'name', string $label = '名称')
    {
        return $this->show->field($field, $label);
    }

    /**
     * 显示描述字段
     *
     * @param string $field 字段名
     * @param string $label 标签
     * @return Show\Field
     */
    public function fieldDescription(string $field = 'description', string $label = '描述')
    {
        return $this->show->field($field, $label);
    }

    /**
     * 显示父级分类字段
     *
     * @param string $field 字段名
     * @param string $label 标签
     * @return Show\Field
     */
    public function fieldParentCategory(string $field = 'parent_id', string $label = '父级分类')
    {
        return $this->show->field($field, $label)->as(function ($parentId) {
            if ($parentId == 0) {
                return '无';
            }
            $parent = TaskCategory::find($parentId);
            return $parent ? $parent->name : '未知';
        });
    }

    /**
     * 显示排序权重字段
     *
     * @param string $field 字段名
     * @param string $label 标签
     * @return Show\Field
     */
    public function fieldSortOrder(string $field = 'sort_order', string $label = '排序权重')
    {
        return $this->show->field($field, $label);
    }

    /**
     * 显示是否激活字段
     *
     * @param string $field 字段名
     * @param string $label 标签
     * @return Show\Field
     */
    public function fieldIsActive(string $field = 'is_active', string $label = '是否激活')
    {
        return $this->show->field($field, $label)->as(function ($isActive) {
            return $isActive ? '是' : '否';
        });
    }

    /**
     * 显示创建时间字段
     *
     * @param string $field 字段名
     * @param string $label 标签
     * @return Show\Field
     */
    public function fieldCreatedAt(string $field = 'created_at', string $label = '创建时间')
    {
        return $this->show->field($field, $label);
    }

    /**
     * 显示更新时间字段
     *
     * @param string $field 字段名
     * @param string $label 标签
     * @return Show\Field
     */
    public function fieldUpdatedAt(string $field = 'updated_at', string $label = '更新时间')
    {
        return $this->show->field($field, $label);
    }

    /**
     * 显示任务类型字段
     *
     * @param string $field 字段名
     * @param string $label 标签
     * @return Show\Field
     */
    public function fieldTaskType(string $field = 'type', string $label = '任务类型')
    {
        return $this->show->field($field, $label)->as(function ($type) {
            return TASK_TYPE::getDescription(TASK_TYPE::tryFrom($type) ?? TASK_TYPE::DAILY);
        });
    }

    /**
     * 显示重置类型字段
     *
     * @param string $field 字段名
     * @param string $label 标签
     * @return Show\Field
     */
    public function fieldResetType(string $field = 'reset_type', string $label = '重置类型')
    {
        return $this->show->field($field, $label)->as(function ($resetType) {
            return RESET_TYPE::getDescription(RESET_TYPE::tryFrom($resetType) ?? RESET_TYPE::NONE);
        });
    }

    /**
     * 显示任务状态字段
     *
     * @param string $field 字段名
     * @param string $label 标签
     * @return Show\Field
     */
    public function fieldTaskStatus(string $field = 'status', string $label = '任务状态')
    {
        return $this->show->field($field, $label)->as(function ($status) {
            return TASK_STATUS::getDescription(TASK_STATUS::from($status));
        });
    }

    /**
     * 显示奖励类型字段
     *
     * @param string $field 字段名
     * @param string $label 标签
     * @return Show\Field
     */
    public function fieldRewardType(string $field = 'reward_type', string $label = '奖励类型')
    {
        return $this->show->field($field, $label)->as(function ($rewardType) {
            return REWARD_TYPE::getDescription(REWARD_TYPE::tryFrom($rewardType) ?? REWARD_TYPE::ITEM);
        });
    }

    /**
     * 显示条件类型字段
     *
     * @param string $field 字段名
     * @param string $label 标签
     * @return Show\Field
     */
    public function fieldConditionType(string $field = 'condition_type', string $label = '条件类型')
    {
        return $this->show->field($field, $label)->as(function ($type) {
            return $type == 'prerequisite' ? '前置条件' : '进度条件';
        });
    }

    /**
     * 显示是否必要条件字段
     *
     * @param string $field 字段名
     * @param string $label 标签
     * @return Show\Field
     */
    public function fieldIsRequired(string $field = 'is_required', string $label = '是否必要条件')
    {
        return $this->show->field($field, $label)->as(function ($isRequired) {
            return $isRequired ? '是' : '否';
        });
    }

    /**
     * 显示JSON字段
     *
     * @param string $field 字段名
     * @param string $label 标签
     * @return Show\Field
     */
    public function fieldJson(string $field, string $label)
    {
        return $this->show->field($field, $label)->json();
    }

    /**
     * 显示前置任务字段
     *
     * @param string $field 字段名
     * @param string $label 标签
     * @return Show\Field
     */
    public function fieldPrerequisiteTasks(string $field = 'prerequisite_tasks', string $label = '前置任务')
    {
        return $this->show->field($field, $label)->as(function ($prerequisiteTasks) {
            if (empty($prerequisiteTasks)) {
                return '无';
            }
            $tasks = Task::whereIn('id', $prerequisiteTasks)->pluck('name', 'id')->toArray();
            $result = [];
            foreach ($prerequisiteTasks as $taskId) {
                $result[] = $tasks[$taskId] ?? "任务#{$taskId}";
            }
            return implode('<br>', $result);
        });
    }

    /**
     * 显示时间限制字段
     *
     * @param string $field 字段名
     * @param string $label 标签
     * @return Show\Field
     */
    public function fieldTimeLimit(string $field = 'time_limit', string $label = '时间限制（秒）')
    {
        return $this->show->field($field, $label)->as(function ($timeLimit) {
            return $timeLimit ? $timeLimit . '秒' : '无限制';
        });
    }

    /**
     * 显示最大完成次数字段
     *
     * @param string $field 字段名
     * @param string $label 标签
     * @return Show\Field
     */
    public function fieldMaxCompletions(string $field = 'max_completions', string $label = '最大完成次数')
    {
        return $this->show->field($field, $label)->as(function ($maxCompletions) {
            return $maxCompletions ? $maxCompletions : '无限制';
        });
    }

    /**
     * 显示进度字段
     *
     * @param string $field 字段名
     * @param string $label 标签
     * @return Show\Field
     */
    public function fieldProgress(string $field = 'progress', string $label = '进度')
    {
        return $this->show->field($field, $label)->as(function ($progress) {
            return $progress . '%';
        });
    }

    /**
     * 显示计算的进度字段
     *
     * @param string $currentField 当前值字段名
     * @param string $targetField 目标值字段名
     * @param string $label 标签
     * @return Show\Field
     */
    public function fieldCalculatedProgress(string $currentField = 'current_value', string $targetField = 'target_value', string $label = '进度')
    {
        return $this->show->field('progress', $label)->as(function () use ($currentField, $targetField) {
            $current = $this->{$currentField};
            $target = $this->{$targetField};
            $progress = $target > 0 ? min(100, round(($current / $target) * 100)) : 0;
            return $progress . '%';
        });
    }

    /**
     * 显示奖励内容字段
     *
     * @param string $field 字段名
     * @param string $label 标签
     * @return Show\Field
     */
    public function fieldRewards(string $field = 'rewards', string $label = '奖励内容')
    {
        return $this->show->field($field, $label)->as(function ($rewards) {
            $result = [];
            foreach ($rewards as $reward) {
                $type = REWARD_TYPE::getDescription(REWARD_TYPE::tryFrom($reward['reward_type']) ?? REWARD_TYPE::ITEM);
                $result[] = "{$type}: {$reward['quantity']}";
            }
            return implode('<br>', $result);
        });
    }

    /**
     * 显示消耗内容字段
     *
     * @param string $field 字段名
     * @param string $label 标签
     * @return Show\Field
     */
    public function fieldCosts(string $field = 'costs', string $label = '消耗内容')
    {
        return $this->show->field($field, $label)->as(function ($costs) {
            $result = [];
            foreach ($costs as $cost) {
                $result[] = "{$cost['cost_type']}: {$cost['quantity']}";
            }
            return implode('<br>', $result);
        });
    }

    /**
     * 显示奖励内容字段
     *
     * @param string $field 字段名
     * @param string $label 标签
     * @return Show\Field
     */
    public function fieldRewards(string $field = 'rewards', string $label = '奖励内容')
    {
        return $this->show->field($field, $label)->as(function ($rewards) {
            $result = [];
            foreach ($rewards as $reward) {
                $type = REWARD_TYPE::getDescription(REWARD_TYPE::tryFrom($reward['reward_type']) ?? REWARD_TYPE::ITEM);
                $result[] = "{$type}: {$reward['quantity']}";
            }
            return implode('<br>', $result);
        });
    }

    /**
     * 显示任务奖励关联
     *
     * @param string $relation 关联名称
     * @param string $label 标签
     * @param callable $callback 回调函数
     * @return void
     */
    public function showRewards(string $relation = 'rewards', string $label = '任务奖励', callable $callback = null)
    {
        $this->show->relation($relation, $label, function ($model) use ($callback) {
            $grid = new Grid(new \App\Module\Task\Models\TaskReward);
            $grid->model()->where('task_id', $model->id);
            $grid->column('id', 'ID');
            $grid->column('reward_type', '奖励类型')->display(function ($rewardType) {
                return REWARD_TYPE::getDescription(REWARD_TYPE::tryFrom($rewardType) ?? REWARD_TYPE::ITEM);
            });
            $grid->column('reward_param1', '奖励参数1');
            $grid->column('reward_param2', '奖励参数2');
            $grid->column('quantity', '奖励数量');
            $grid->column('extra_data', '额外数据')->json();
            $grid->column('sort_order', '排序权重');
            $grid->disableCreateButton();
            $grid->disableActions();
            $grid->disableBatchDelete();
            $grid->disableRowSelector();

            if ($callback) {
                $callback($grid);
            }

            return $grid;
        });
    }

    /**
     * 显示任务接取消耗关联
     *
     * @param string $relation 关联名称
     * @param string $label 标签
     * @param callable $callback 回调函数
     * @return void
     */
    public function showCosts(string $relation = 'costs', string $label = '任务接取消耗', callable $callback = null)
    {
        $this->show->relation($relation, $label, function ($model) use ($callback) {
            $grid = new Grid(new \App\Module\Task\Models\TaskCost);
            $grid->model()->where('task_id', $model->id);
            $grid->column('id', 'ID');
            $grid->column('cost_type', '消耗类型');
            $grid->column('cost_param1', '消耗参数1');
            $grid->column('cost_param2', '消耗参数2');
            $grid->column('quantity', '消耗数量');
            $grid->column('extra_data', '额外数据')->json();
            $grid->disableCreateButton();
            $grid->disableActions();
            $grid->disableBatchDelete();
            $grid->disableRowSelector();

            if ($callback) {
                $callback($grid);
            }

            return $grid;
        });
    }

    /**
     * 显示任务达成条件关联
     *
     * @param string $relation 关联名称
     * @param string $label 标签
     * @param callable $callback 回调函数
     * @return void
     */
    public function showAchievementConditions(string $relation = 'achievementConditions', string $label = '任务达成条件', callable $callback = null)
    {
        $this->show->relation($relation, $label, function ($model) use ($callback) {
            $grid = new Grid(new \App\Module\Task\Models\TaskAchievementCondition);
            $grid->model()->where('task_id', $model->id);
            $grid->column('id', 'ID');
            $grid->column('condition.name', '条件名称');
            $grid->column('condition_type', '条件类型')->display(function ($type) {
                return $type == 'prerequisite' ? '前置条件' : '进度条件';
            });
            $grid->column('condition_params', '条件参数')->json();
            $grid->column('target_value', '目标值');
            $grid->column('is_required', '是否必要条件')->display(function ($isRequired) {
                return $isRequired ? '是' : '否';
            });
            $grid->column('sort_order', '排序权重');
            $grid->disableCreateButton();
            $grid->disableActions();
            $grid->disableBatchDelete();
            $grid->disableRowSelector();

            if ($callback) {
                $callback($grid);
            }

            return $grid;
        });
    }

    /**
     * 显示用户任务进度关联
     *
     * @param string $relation 关联名称
     * @param string $label 标签
     * @param callable $callback 回调函数
     * @return void
     */
    public function showUserProgress(string $relation = 'userProgress', string $label = '任务进度', callable $callback = null)
    {
        $this->show->relation($relation, $label, function ($model) use ($callback) {
            $grid = new Grid(new \App\Module\Task\Models\TaskUserProgress);
            $grid->model()->where('user_id', $model->user_id)->where('task_id', $model->task_id);
            $grid->column('id', 'ID');
            $grid->column('achievementCondition.condition.name', '条件名称');
            $grid->column('current_value', '当前值');
            $grid->column('target_value', '目标值');
            $grid->column('progress', '进度')->display(function () {
                $progress = $this->target_value > 0 ? min(100, round(($this->current_value / $this->target_value) * 100)) : 0;
                return $progress . '%';
            })->progress();
            $grid->disableCreateButton();
            $grid->disableActions();
            $grid->disableBatchDelete();
            $grid->disableRowSelector();

            if ($callback) {
                $callback($grid);
            }

            return $grid;
        });
    }

    /**
     * 显示用户任务进度关联
     *
     * @param string $relation 关联名称
     * @param string $label 标签
     * @param callable $callback 回调函数
     * @return void
     */
    public function showUserProgress(string $relation = 'userProgress', string $label = '任务进度', callable $callback = null)
    {
        $this->show->relation($relation, $label, function ($model) use ($callback) {
            $grid = new Grid(new \App\Module\Task\Models\TaskUserProgress);
            $grid->model()->where('user_id', $model->user_id)->where('task_id', $model->task_id);
            $grid->column('id', 'ID');
            $grid->column('achievementCondition.condition.name', '条件名称');
            $grid->column('current_value', '当前值');
            $grid->column('target_value', '目标值');
            $grid->column('progress', '进度')->display(function () {
                $progress = $this->target_value > 0 ? min(100, round(($this->current_value / $this->target_value) * 100)) : 0;
                return $progress . '%';
            })->progress();
            $grid->disableCreateButton();
            $grid->disableActions();
            $grid->disableBatchDelete();
            $grid->disableRowSelector();

            if ($callback) {
                $callback($grid);
            }

            return $grid;
        });
    }
}