import {
	Body,
	Controller,
	Delete,
	Get,
	Param,
	Post,
	Req,
	UseGuards,
} from "@nestjs/common";
import { ConfigService } from "@nestjs/config";
import { getIronSession } from "iron-session";
import { AuthGuard } from "../auth/guards/auth.guard";
import { getSessionOptions } from "../auth/session.config";
import type { AuthenticatedRequest } from "../common/interfaces/request.interface";
import { JwtService } from "../crypto/services/jwt.service";
import { CommentsService } from "./comments.service";
import { CreateCommentDto } from "./dto/create-comment.dto";

@Controller()
export class CommentsController {
	constructor(
		private readonly commentsService: CommentsService,
		private readonly jwtService: JwtService,
		private readonly configService: ConfigService,
	) {}

	@Get("contents/:contentId/comments")
	async findAllByContentId(
		@Param("contentId") contentId: string,
		@Req() req: any,
	) {
		// Tentative de récupération de l'utilisateur pour isLiked (optionnel)
		let userId: string | undefined;
		try {
			const session = await getIronSession<any>(
				req,
				req.res,
				getSessionOptions(this.configService.get("SESSION_PASSWORD") as string),
			);
			if (session.accessToken) {
				const payload = await this.jwtService.verifyJwt(session.accessToken);
				userId = payload.sub;
			}
		} catch (_e) {
			// Ignorer les erreurs de session
		}

		return this.commentsService.findAllByContentId(contentId, userId);
	}

	@Post("contents/:contentId/comments")
	@UseGuards(AuthGuard)
	create(
		@Req() req: AuthenticatedRequest,
		@Param("contentId") contentId: string,
		@Body() dto: CreateCommentDto,
	) {
		return this.commentsService.create(req.user.sub, contentId, dto);
	}

	@Delete("comments/:id")
	@UseGuards(AuthGuard)
	remove(@Req() req: AuthenticatedRequest, @Param("id") id: string) {
		const isAdmin = req.user.role === "admin" || req.user.role === "moderator";
		return this.commentsService.remove(req.user.sub, id, isAdmin);
	}

	@Post("comments/:id/like")
	@UseGuards(AuthGuard)
	like(@Req() req: AuthenticatedRequest, @Param("id") id: string) {
		return this.commentsService.like(req.user.sub, id);
	}

	@Delete("comments/:id/like")
	@UseGuards(AuthGuard)
	unlike(@Req() req: AuthenticatedRequest, @Param("id") id: string) {
		return this.commentsService.unlike(req.user.sub, id);
	}
}