'use client';

import { useCallback } from 'react';
import { useForm } from 'react-hook-form';
import { zodResolver } from '@hookform/resolvers/zod';
import * as z from 'zod';
import {
  Dialog,
  DialogContent,
  DialogDescription,
  DialogFooter,
  DialogHeader,
  DialogTitle,
} from '@/components/ui/dialog';
import {
  Form,
  FormControl,
  FormDescription,
  FormField,
  FormItem,
  FormLabel,
  FormMessage,
} from '@/components/ui/form';
import { Input } from '@/components/ui/input';
import { Button } from '@/components/ui/button';
import { useCreateProject } from '@/lib/hooks/use-projects';
import { useAuthStore } from '@/stores/authStore';
import { toast } from 'sonner';
import { logger } from '@/lib/utils/logger';
import type { CreateProjectDto } from '@/types/project';

const projectSchema = z.object({
  name: z.string().min(1, 'Project name is required').max(200, 'Project name cannot exceed 200 characters'),
  description: z.string().max(2000, 'Description cannot exceed 2000 characters').optional(),
  key: z
    .string()
    .min(2, 'Project key must be at least 2 characters')
    .max(10, 'Project key cannot exceed 10 characters')
    .regex(/^[A-Z]+$/, 'Project key must contain only uppercase letters'),
});

interface CreateProjectDialogProps {
  open: boolean;
  onOpenChange: (open: boolean) => void;
}

export function CreateProjectDialog({
  open,
  onOpenChange,
}: CreateProjectDialogProps) {
  const createProject = useCreateProject();
  const user = useAuthStore((state) => state.user);

  const form = useForm<CreateProjectDto>({
    resolver: zodResolver(projectSchema),
    defaultValues: {
      name: '',
      description: '',
      key: '',
    },
  });

  const onSubmit = useCallback(
    async (data: CreateProjectDto) => {
      // Validate user is logged in
      if (!user) {
        toast.error('You must be logged in to create a project');
        logger.error('Attempted to create project without authentication');
        return;
      }

      try {
        const projectData = {
          ...data,
          ownerId: user.id,
        };

        logger.debug('Creating project', projectData);
        await createProject.mutateAsync(projectData);

        form.reset();
        onOpenChange(false);
        toast.success('Project created successfully');
      } catch (error) {
        logger.error('Failed to create project', error);
        toast.error('Failed to create project. Please try again.');
      }
    },
    [createProject, form, onOpenChange, user]
  );

  return (
    <Dialog open={open} onOpenChange={onOpenChange}>
      <DialogContent className="sm:max-w-[525px]">
        <DialogHeader>
          <DialogTitle>Create New Project</DialogTitle>
          <DialogDescription>
            Add a new project to organize your work. Click create when you're done.
          </DialogDescription>
        </DialogHeader>

        <Form {...form}>
          <form onSubmit={form.handleSubmit(onSubmit)} className="space-y-4">
            <FormField
              control={form.control}
              name="name"
              render={({ field }) => (
                <FormItem>
                  <FormLabel>Project Name</FormLabel>
                  <FormControl>
                    <Input placeholder="My Awesome Project" {...field} />
                  </FormControl>
                  <FormDescription>
                    The name of your project.
                  </FormDescription>
                  <FormMessage />
                </FormItem>
              )}
            />

            <FormField
              control={form.control}
              name="key"
              render={({ field }) => (
                <FormItem>
                  <FormLabel>Project Key</FormLabel>
                  <FormControl>
                    <Input
                      placeholder="MAP"
                      {...field}
                      onChange={(e) => {
                        field.onChange(e.target.value.toUpperCase());
                      }}
                    />
                  </FormControl>
                  <FormDescription>
                    A unique identifier for the project (2-10 uppercase letters).
                  </FormDescription>
                  <FormMessage />
                </FormItem>
              )}
            />

            <FormField
              control={form.control}
              name="description"
              render={({ field }) => (
                <FormItem>
                  <FormLabel>Description</FormLabel>
                  <FormControl>
                    <Input
                      placeholder="A brief description of the project..."
                      {...field}
                    />
                  </FormControl>
                  <FormDescription>
                    Optional description for your project.
                  </FormDescription>
                  <FormMessage />
                </FormItem>
              )}
            />

            <DialogFooter>
              <Button
                type="button"
                variant="outline"
                onClick={() => onOpenChange(false)}
              >
                Cancel
              </Button>
              <Button type="submit" disabled={createProject.isPending}>
                {createProject.isPending ? 'Creating...' : 'Create Project'}
              </Button>
            </DialogFooter>
          </form>
        </Form>
      </DialogContent>
    </Dialog>
  );
}