import response from "../../response.js";
import models from "../../models/index.js";

export const getTopics = async (req, res) => {
  try {
    const topics = await models.Topic.findAll();
    response(200, topics, "Success", res);
  } catch (error) {
    console.log(error);
    response(500, null, "Error retrieving topics data!", res);
  }
};

export const getTopicById = async (req, res) => {
  try {
    const { id } = req.params;
    const topic = await models.Topic.findByPk(id);

    if (!topic) {
      return response(404, null, "Topic not found", res);
    }

    response(200, topic, "Success", res);
  } catch (error) {
    console.log(error);
    response(500, null, "Internal Server Error", res);
  }
};

export const createTopic = async (req, res) => {
  const { ID_SECTION, NAME_TOPIC, DESCRIPTION_TOPIC } = req.body;

  if (!ID_SECTION) {
    return response(400, null, "Section ID is required", res);
  }

  if (!NAME_TOPIC) {
    return response(400, null, "Topic name is required", res);
  }

  if (!DESCRIPTION_TOPIC) {
    return response(400, null, "Topic Description is required", res);
  }

  try {
    const section = await models.Section.findByPk(ID_SECTION);
    if (!section) {
      return response(404, null, "Section not found", res);
    }

    const newTopic = await models.Topic.create({
      ID_SECTION,
      NAME_TOPIC,
      DESCRIPTION_TOPIC,
    });

    response(201, newTopic, "Topic created successfully", res);
  } catch (error) {
    console.log(error);
    response(500, null, "Internal Server Error", res);
  }
};

export const updateTopicById = async (req, res) => {
  const { id } = req.params;
  const { ID_SECTION, NAME_TOPIC, DESCRIPTION_TOPIC } = req.body;

  try {
    const topic = await models.Topic.findByPk(id);

    if (!topic) {
      return response(404, null, "Topic not found", res);
    }

    if (ID_SECTION) {
      const section = await models.Section.findByPk(ID_SECTION);
      if (!section) {
        return response(404, null, "Section not found", res);
      }
      topic.ID_SECTION = ID_SECTION;
    }

    if (NAME_TOPIC) {
      topic.NAME_TOPIC = NAME_TOPIC;
    }

    if (DESCRIPTION_TOPIC) {
      topic.DESCRIPTION_TOPIC = DESCRIPTION_TOPIC;
    }

    await topic.save();

    response(200, topic, "Topic updated successfully", res);
  } catch (error) {
    console.log(error);
    response(500, null, "Internal Server Error", res);
  }
};

export const deleteTopicById = async (req, res) => {
  const { id } = req.params;

  try {
    const topic = await models.Topic.findByPk(id);

    if (!topic) {
      return response(404, null, "Topic not found", res);
    }

    await topic.destroy();

    response(200, null, "Topic deleted successfully", res);
  } catch (error) {
    console.log(error);
    response(500, null, "Internal Server Error", res);
  }
};