---
import DashboardLayout from '../../../../layouts/DashboardLayout.astro';
import { Icon } from 'astro-icon/components';
import { db } from '../../../../db';
import { clients, timeEntries, members, categories, users } from '../../../../db/schema';
import { eq, and, desc, sql } from 'drizzle-orm';
import { formatTimeRange } from '../../../../lib/formatTime';

const user = Astro.locals.user;
if (!user) return Astro.redirect('/login');

const { id } = Astro.params;
if (!id) return Astro.redirect('/dashboard/clients');

// Get current team from cookie
const currentTeamId = Astro.cookies.get('currentTeamId')?.value;

const userMemberships = await db.select()
  .from(members)
  .where(eq(members.userId, user.id))
  .all();

if (userMemberships.length === 0) return Astro.redirect('/dashboard');

// Use current team or fallback to first membership
const userMembership = currentTeamId
  ? userMemberships.find(m => m.organizationId === currentTeamId) || userMemberships[0]
  : userMemberships[0];

const client = await db.select()
  .from(clients)
  .where(and(
    eq(clients.id, id),
    eq(clients.organizationId, userMembership.organizationId)
  ))
  .get();

if (!client) return Astro.redirect('/dashboard/clients');

// Get recent activity
const recentEntries = await db.select({
  entry: timeEntries,
  category: categories,
  user: users,
})
  .from(timeEntries)
  .leftJoin(categories, eq(timeEntries.categoryId, categories.id))
  .leftJoin(users, eq(timeEntries.userId, users.id))
  .where(eq(timeEntries.clientId, client.id))
  .orderBy(desc(timeEntries.startTime))
  .limit(10)
  .all();

// Calculate total time tracked
const totalTimeResult = await db.select({
  totalDuration: sql<number>`sum(CASE WHEN ${timeEntries.endTime} IS NOT NULL THEN ${timeEntries.endTime} - ${timeEntries.startTime} ELSE 0 END)`
})
  .from(timeEntries)
  .where(eq(timeEntries.clientId, client.id))
  .get();

const totalDurationMs = totalTimeResult?.totalDuration || 0;
const totalHours = Math.floor(totalDurationMs / (1000 * 60 * 60));
const totalMinutes = Math.floor((totalDurationMs % (1000 * 60 * 60)) / (1000 * 60));

// Get total entries count
const totalEntriesResult = await db.select({ count: sql<number>`count(*)` })
  .from(timeEntries)
  .where(eq(timeEntries.clientId, client.id))
  .get();
const totalEntriesCount = totalEntriesResult?.count || 0;
---

<DashboardLayout title={`${client.name} - Clients - Chronus`}>
  <div class="flex items-center gap-3 mb-6">
    <a href="/dashboard/clients" class="btn btn-ghost btn-sm">
      <Icon name="heroicons:arrow-left" class="w-5 h-5" />
    </a>
    <h1 class="text-3xl font-bold">{client.name}</h1>
  </div>

  <div class="grid grid-cols-1 lg:grid-cols-3 gap-6 mb-8">
    <!-- Client Details Card -->
    <div class="card bg-base-100 shadow-xl border border-base-200 lg:col-span-2">
      <div class="card-body">
        <div class="flex justify-between items-start">
          <div>
            <h2 class="card-title text-2xl mb-1">{client.name}</h2>
            <div class="space-y-2 mb-4">
              {client.email && (
                <div class="flex items-center gap-2 text-base-content/70">
                  <Icon name="heroicons:envelope" class="w-4 h-4" />
                  <a href={`mailto:${client.email}`} class="link link-hover">{client.email}</a>
                </div>
              )}
              {client.phone && (
                <div class="flex items-center gap-2 text-base-content/70">
                  <Icon name="heroicons:phone" class="w-4 h-4" />
                  <a href={`tel:${client.phone}`} class="link link-hover">{client.phone}</a>
                </div>
              )}
              {(client.street || client.city || client.state || client.zip || client.country) && (
                <div class="flex items-start gap-2 text-base-content/70">
                  <Icon name="heroicons:map-pin" class="w-4 h-4 mt-0.5" />
                  <div class="text-sm space-y-0.5">
                    {client.street && <div>{client.street}</div>}
                    {(client.city || client.state || client.zip) && (
                      <div>
                        {[client.city, client.state, client.zip].filter(Boolean).join(', ')}
                      </div>
                    )}
                    {client.country && <div>{client.country}</div>}
                  </div>
                </div>
              )}
            </div>
          </div>
          <div class="flex gap-2">
            <a href={`/dashboard/clients/${client.id}/edit`} class="btn btn-primary btn-sm">
              <Icon name="heroicons:pencil" class="w-4 h-4" />
              Edit
            </a>
            <form method="POST" action={`/api/clients/${client.id}/delete`} onsubmit="return confirm('Are you sure you want to delete this client? This will also delete all associated time entries.');">
              <button type="submit" class="btn btn-error btn-outline btn-sm">
                <Icon name="heroicons:trash" class="w-4 h-4" />
                Delete
              </button>
            </form>
          </div>
        </div>

        <div class="divider"></div>

        <div class="stats shadow w-full">
          <div class="stat">
            <div class="stat-figure text-primary">
              <Icon name="heroicons:clock" class="w-8 h-8" />
            </div>
            <div class="stat-title">Total Time Tracked</div>
            <div class="stat-value text-primary">{totalHours}h {totalMinutes}m</div>
            <div class="stat-desc">Across all projects</div>
          </div>

          <div class="stat">
            <div class="stat-figure text-secondary">
              <Icon name="heroicons:list-bullet" class="w-8 h-8" />
            </div>
            <div class="stat-title">Total Entries</div>
            <div class="stat-value text-secondary">{totalEntriesCount}</div>
            <div class="stat-desc">Recorded entries</div>
          </div>
        </div>
      </div>
    </div>

    <!-- Meta Info Card -->
    <div class="card bg-base-100 shadow-xl border border-base-200 h-fit">
      <div class="card-body">
        <h3 class="card-title text-lg mb-4">Information</h3>

        <div class="space-y-4">
          <div>
            <div class="text-sm font-medium text-base-content/60">Created</div>
            <div>{client.createdAt?.toLocaleDateString() ?? 'N/A'}</div>
          </div>


        </div>
      </div>
    </div>
  </div>

  <!-- Recent Activity -->
  <div class="card bg-base-100 shadow-xl border border-base-200">
    <div class="card-body">
      <h2 class="card-title mb-4">Recent Activity</h2>

      {recentEntries.length > 0 ? (
        <div class="overflow-x-auto">
          <table class="table">
            <thead>
              <tr>
                <th>Description</th>
                <th>Category</th>
                <th>User</th>
                <th>Date</th>
                <th>Duration</th>
              </tr>
            </thead>
            <tbody>
              {recentEntries.map(({ entry, category, user: entryUser }) => (
                <tr>
                  <td>{entry.description || '-'}</td>
                  <td>
                    {category ? (
                      <div class="flex items-center gap-2">
                        <span class="w-2 h-2 rounded-full" style={`background-color: ${category.color}`}></span>
                        <span>{category.name}</span>
                      </div>
                    ) : '-'}
                  </td>
                  <td>{entryUser?.name || 'Unknown'}</td>
                  <td>{entry.startTime.toLocaleDateString()}</td>
                  <td class="font-mono">{formatTimeRange(entry.startTime, entry.endTime)}</td>
                </tr>
              ))}
            </tbody>
          </table>
        </div>
      ) : (
        <div class="text-center py-8 text-base-content/60">
          No time entries recorded for this client yet.
        </div>
      )}

      {recentEntries.length > 0 && (
        <div class="card-actions justify-center mt-4">
          <a href={`/dashboard/tracker?client=${client.id}`} class="btn btn-ghost btn-sm">
            View All Entries
          </a>
        </div>
      )}
    </div>
  </div>
</DashboardLayout>