# -*- coding: utf-8 -*-

from odoo import api, fields, models


class HelpdeskTicket(models.Model):
    _inherit = 'helpdesk.ticket'

    rating_stars_html = fields.Html(
        string='Rating Stars',
        compute='_compute_rating_stars_html',
        help='HTML representation of rating stars'
    )

    @api.depends('rating_ids', 'rating_ids.rating', 'rating_ids.create_date', 'rating_count')
    def _compute_rating_stars_html(self):
        """Compute HTML representation of rating stars"""
        # Unicode star characters
        filled_star = '★'  # U+2605 BLACK STAR
        empty_star = '☆'   # U+2606 WHITE STAR
        
        for ticket in self:
            # Flush to ensure rating_ids is up to date
            ticket.flush_recordset()
            
            # Use rating_ids which is a One2many field that exists on helpdesk.ticket
            # Filter for ratings with value > 0 and sort by create_date descending
            valid_ratings = ticket.rating_ids.filtered(lambda r: r.rating > 0)
            if valid_ratings:
                # Get the most recent rating
                rating = valid_ratings.sorted(key=lambda r: r.create_date or fields.Datetime.now(), reverse=True)[0]
                
                # Calculate filled and empty stars
                rating_int = round(rating.rating)
                filled_count = rating_int
                empty_count = 5 - rating_int
                
                # Generate HTML with stars
                html = '<span class="o_rating_stars">'
                html += '<span class="o_rating_stars_filled">' + (filled_star * filled_count) + '</span>'
                html += '<span class="o_rating_stars_empty">' + (empty_star * empty_count) + '</span>'
                html += '</span>'
                ticket.rating_stars_html = html
            else:
                # No rating or zero rating - display "Not Rated" or empty stars
                ticket.rating_stars_html = '<span class="o_rating_stars o_rating_not_rated">' + \
                                          '<span class="o_rating_stars_empty">' + (empty_star * 5) + '</span>' + \
                                          '</span>'