const TasksModel = require("./tasks.model.js");
const TasksTool = require("./tasks.tool.js");

// Get all task configurations
exports.getAllTasks = async (req, res) => {
  try {
    const tasks = await TasksModel.getAllTaskConfigs();
    res.status(200).send(tasks);
  } catch (error) {
    res.status(500).send({ error: "Internal server error" });
  }
};

// Get player tasks
exports.getPlayerTasks = async (req, res) => {
  try {
    const userId = req.params.userId;
    if (!userId) {
      return res.status(400).send({ error: "User ID is required" });
    }

    const playerTasks = await TasksModel.getPlayerTasks(userId);
    if (!playerTasks) {
      return res.status(404).send({ error: "Player tasks not found" });
    }

    res.status(200).send(playerTasks);
  } catch (error) {
    res.status(500).send({ error: "Internal server error" });
  }
};

// Save player tasks
exports.savePlayerTasks = async (req, res) => {
  try {
    const userId = req.params.userId;
    if (!userId) {
      return res.status(400).send({ error: "User ID is required" });
    }

    const tasksData = req.body;
    tasksData.userId = userId;

    const historyTasks = await TasksModel.getPlayerTasks(userId);

    const updatedTasks = await TasksModel.savePlayerTasks(tasksData);
    if (!updatedTasks) {
      return res.status(500).send({ error: "Failed to save player tasks" });
    }

    // Give reward for completing a task
    for (let i = 0; i < req.body.tasks.length; i++) {
      const task = req.body.tasks[i];
      const historyTask = historyTasks.tasks.find(
        (t) => t.taskId === task.taskId
      );
      if (historyTask) {
        if (historyTask.status != task.status) {
          if (
            task.status === TasksTool.TASK_STATUS.CLAIMED &&
            historyTask.status === TasksTool.TASK_STATUS.COMPLETED
          ) {
            // 任务可以领取奖励 且 历史任务状态为完成
            const taskConfig = await TasksModel.getTaskConfigById(task.taskId);
            await TasksTool.giveTaskReward(userId, taskConfig);
          }
        }
      }
    }

    res.status(200).send({ success: true });
  } catch (error) {
    res.status(500).send({ error: "Internal server error" });
  }
};