const member = require("../controllers/Member.controller.js");

const db = require("..");

var router = require("express").Router();

// Create a new Member
router.post("/", member.create);
// Retrieve all Members
router.get("/", member.findAll);

// GET MEMBER
router.get("/:id", async (req, res) => {
  const id = req.params.id;
  if (!id) {
    res.status(400).send({
      message: "Member id cannot be empty!"
    });
    return
  }
  return db.Member.findByPk(id)
    .then(async (member) => {
      if (member === null) {
        res.status(404).send({
          message: `Member with id=${id} was not found!`
        });
        return
      }
      res.send(member)
    })
    .catch(err => {
      res.status(500).send({
        message:
          err.message || "Some error occurred while retrieving members."
      })
    })
});

// GET MEMBER DETAILS
router.get("/:id/details", async (req, res) => {
  const id = req.params.id;
  if (!id) {
    res.status(400).send({
      message: "Member id cannot be empty!"
    });
    return
  }
  return db.Member.findByPk(id, {
    include: [
      'rank',
      'status',
      'awards',
      'coursesSMEFor',
      'coursesTaught',
      'coursesAttended'
    ]
  })
    .then(async (member) => {
      if (member === null) {
        res.status(404).send({
          message: `Member with id=${id} was not found!`
        });
        return
      }
      res.send(member)
    })
    .catch(err => {
      res.status(500).send({
        message:
          err.message || "Some error occurred while retrieving members."
      })
    })
});


// COURSES TAUGHT
router.get("/:id/courses/taught", async (req, res) => {
  const id = req.params.id;
  if (!id) {
    res.status(400).send({
      message: "Member id cannot be empty!"
    });
    return
  }
  return db.Member.findByPk(id)
    .then(async (member) => {
      if (member === null) {
        res.status(404).send({
          message: `Member with id=${id} was not found!`
        });
        return
      }
      const courses = await member.getCoursesSMEFor()
      res.send(courses)
    })
    .catch(err => {
      res.status(500).send({
        message:
          err.message || "Some error occurred while retrieving members."
      })
    })
});

// COURSES ATTENDED
router.get("/:id/courses/attended", async (req, res) => {
  const id = req.params.id;
  if (!id) {
    res.status(400).send({
      message: "Member id cannot be empty!"
    });
    return
  }
  return db.Member.findByPk(id)
    .then(async (member) => {
      if (member === null) {
        res.status(404).send({
          message: `Member with id=${id} was not found!`
        });
        return
      }
      const courses = await member.getCoursesAttended()
      res.send(courses)
    })
    .catch(err => {
      res.status(500).send({
        message:
          err.message || "Some error occurred while retrieving members."
      })
    })
});

// COURSES SME FOR
router.get("/:id/courses/sme", async (req, res) => {
  const id = req.params.id;
  if (!id) {
    res.status(400).send({
      message: "Member id cannot be empty!"
    });
    return
  }
  return db.Member.findByPk(id)
    .then(async (member) => {
      if (member === null) {
        res.status(404).send({
          message: `Member with id=${id} was not found!`
        });
        return
      }
      const courses = await member.getCoursesSMEFor()
      res.send(courses)
    })
    .catch(err => {
      res.status(500).send({
        message:
          err.message || "Some error occurred while retrieving members."
      })
    })
});


// UPDATE MEMBER
router.put("/:id", async (req, res) => {
  const id = req.params.id;
  if (!id) {
    res.status(400).send({
      message: "Member id cannot be empty!"
    });
    return
  }
  return db.Member.findByPk(id)
    .then(async (member) => {
      if (member === null) {
        res.status(404).send({
          message: `Member with id=${id} was not found!`
        });
        return
      }
      member.set(req.body)
      await member.save()
      res.send(member)
    })
    .catch(err => {
      res.status(500).send({
        message:
          err.message || "Some error occurred while retrieving members.",
        error: err
      })
    })
});


// Delete a Member with id
router.delete("/:id", async (req, res) => {
  const id = req.params.id;
  if (!id) {
    res.status(400).send({
      message: "Member id cannot be empty!"
    });
    return
  }
  return db.Member.findByPk(id)
    .then(async (member) => {
      if (member === null) {
        res.status(404).send({
          message: `Member with id=${id} was not found!`
        });
        return
      }
      await member.destroy()
      res.send({
        deleted: member,
        message: `Member with id=${id} was deleted!`
      })
    })
    .catch(err => {
      res.status(500).send({
        message:
          err.message || "Some error occurred while retrieving members.",
        error: err
      })
    })
});

// Delete all Members
// router.delete("/", member.deleteAll);

module.exports = {
  apiPath: "/api/members",
  apiRouter: router
};