import logging
from odoo import http
from odoo.http import request
from odoo.addons.encoach_api.controllers.base import (
    jwt_required, _json_response, _error_response, _get_json_body,
)

_logger = logging.getLogger(__name__)


def _ser_cat(c):
    return {
        'id': c.id,
        'name': c.name or '',
        'sequence': c.sequence,
        'audience': c.audience or 'all',
        'is_published': c.is_published,
        'item_count': c.item_count or 0,
    }


def _ser_item(i):
    return {
        'id': i.id,
        'category_id': i.category_id.id,
        'category_name': i.category_id.name or '',
        'question': i.question or '',
        'answer': i.answer or '',
        'sequence': i.sequence,
        'audience': i.audience or 'all',
        'is_published': i.is_published,
        'video_url': i.video_url or '',
    }


class FaqController(http.Controller):

    @http.route('/api/faq/categories', type='http', auth='public', methods=['GET'], csrf=False)
    @jwt_required
    def list_categories(self, **kw):
        try:
            M = request.env['encoach.faq.category'].sudo()
            domain = []
            if kw.get('audience'):
                domain.append(('audience', 'in', [kw['audience'], 'all']))
            recs = M.search(domain, order='sequence, id')
            return _json_response([_ser_cat(r) for r in recs])
        except Exception as e:
            return _error_response(str(e), 500)

    @http.route('/api/faq/categories', type='http', auth='public', methods=['POST'], csrf=False)
    @jwt_required
    def create_category(self, **kw):
        try:
            body = _get_json_body()
            vals = {'name': body.get('name', '')}
            if body.get('sequence') is not None:
                vals['sequence'] = int(body['sequence'])
            if body.get('audience'):
                vals['audience'] = body['audience']
            rec = request.env['encoach.faq.category'].sudo().create(vals)
            return _json_response(_ser_cat(rec))
        except Exception as e:
            return _error_response(str(e), 500)

    @http.route('/api/faq/categories/<int:cid>', type='http', auth='public', methods=['PATCH', 'PUT'], csrf=False)
    @jwt_required
    def update_category(self, cid, **kw):
        try:
            rec = request.env['encoach.faq.category'].sudo().browse(cid)
            if not rec.exists():
                return _error_response('Not found', 404)
            body = _get_json_body()
            vals = {}
            for k in ('name', 'audience'):
                if k in body:
                    vals[k] = body[k]
            if 'sequence' in body:
                vals['sequence'] = int(body['sequence'])
            if 'is_published' in body:
                vals['is_published'] = bool(body['is_published'])
            if vals:
                rec.write(vals)
            return _json_response(_ser_cat(rec))
        except Exception as e:
            return _error_response(str(e), 500)

    @http.route('/api/faq/categories/<int:cid>', type='http', auth='public', methods=['DELETE'], csrf=False)
    @jwt_required
    def delete_category(self, cid, **kw):
        try:
            rec = request.env['encoach.faq.category'].sudo().browse(cid)
            if rec.exists():
                rec.unlink()
            return _json_response({'success': True})
        except Exception as e:
            return _error_response(str(e), 500)

    # ── Items ────────────────────────────────────────────────────────

    @http.route('/api/faq/items', type='http', auth='public', methods=['GET'], csrf=False)
    @jwt_required
    def list_items(self, **kw):
        try:
            M = request.env['encoach.faq.item'].sudo()
            domain = []
            if kw.get('category_id'):
                domain.append(('category_id', '=', int(kw['category_id'])))
            if kw.get('audience'):
                domain.append(('audience', 'in', [kw['audience'], 'all']))
            if kw.get('search'):
                domain.append(('question', 'ilike', kw['search']))
            recs = M.search(domain, order='sequence, id')
            return _json_response([_ser_item(r) for r in recs])
        except Exception as e:
            return _error_response(str(e), 500)

    @http.route('/api/faq/items', type='http', auth='public', methods=['POST'], csrf=False)
    @jwt_required
    def create_item(self, **kw):
        try:
            body = _get_json_body()
            vals = {
                'question': body.get('question', ''),
                'answer': body.get('answer', ''),
                'category_id': int(body.get('category_id', 0)),
            }
            if body.get('sequence') is not None:
                vals['sequence'] = int(body['sequence'])
            if body.get('audience'):
                vals['audience'] = body['audience']
            if body.get('video_url') is not None:
                vals['video_url'] = body['video_url'] or False
            rec = request.env['encoach.faq.item'].sudo().create(vals)
            return _json_response(_ser_item(rec))
        except Exception as e:
            return _error_response(str(e), 500)

    @http.route('/api/faq/items/<int:iid>', type='http', auth='public', methods=['PATCH', 'PUT'], csrf=False)
    @jwt_required
    def update_item(self, iid, **kw):
        try:
            rec = request.env['encoach.faq.item'].sudo().browse(iid)
            if not rec.exists():
                return _error_response('Not found', 404)
            body = _get_json_body()
            vals = {}
            for k in ('question', 'answer', 'audience'):
                if k in body:
                    vals[k] = body[k]
            if 'category_id' in body:
                vals['category_id'] = int(body['category_id'])
            if 'sequence' in body:
                vals['sequence'] = int(body['sequence'])
            if 'is_published' in body:
                vals['is_published'] = bool(body['is_published'])
            if 'video_url' in body:
                vals['video_url'] = body['video_url'] or False
            if vals:
                rec.write(vals)
            return _json_response(_ser_item(rec))
        except Exception as e:
            return _error_response(str(e), 500)

    @http.route('/api/faq/items/<int:iid>', type='http', auth='public', methods=['DELETE'], csrf=False)
    @jwt_required
    def delete_item(self, iid, **kw):
        try:
            rec = request.env['encoach.faq.item'].sudo().browse(iid)
            if rec.exists():
                rec.unlink()
            return _json_response({'success': True})
        except Exception as e:
            return _error_response(str(e), 500)