import {
    Body,
    Controller,
    Delete,
    Get,
    Headers,
    Inject,
    Param,
    Patch,
    Post,
    Query,
    Req,
    Res,
} from '@nestjs/common';
import { ApiBearerAuth, ApiTags } from '@nestjs/swagger';
import { z } from 'zod';
import {
    pricingPreviewRequestSchema,
    pricingPolicyRequestSchema,
    type Workspace,
} from '@atlas/contracts';
import { CurrentWorkspace } from '../workspace/current-workspace.decorator.js';
import type { AuthenticatedRequest } from '../auth/auth.guard.js';
import { ApiError } from '../common/api-error.js';
import { PricingService } from './pricing.service.js';
type Response = { status: (status: number) => unknown };
function parse<T>(schema: z.ZodType<T>, value: unknown): T {
    const result = schema.safeParse(value);
    if (!result.success)
        throw new ApiError(
            422,
            'VALIDATION_ERROR',
            '请检查定价输入',
            result.error.issues.map((i) => ({
                field: i.path.join('.'),
                message: i.message,
            })),
        );
    return result.data;
}
function key(value: string | undefined) {
    if (!value || value.length > 200)
        throw new ApiError(
            400,
            'IDEMPOTENCY_KEY_REQUIRED',
            '需要 Idempotency-Key',
        );
    return value;
}
@ApiTags('Pricing')
@ApiBearerAuth('access-token')
@Controller()
export class PricingController {
    constructor(
        @Inject(PricingService) private readonly service: PricingService,
    ) {}
    @Get('pricing/commission-rules') async commissionRules(
        @CurrentWorkspace() w: Workspace,
        @Query('store_id') store: string,
        @Query('platform_product_category_id') category: string | undefined,
        @Query('description_category_id') external: string | undefined,
    ) {
        if (Boolean(category) === Boolean(external)) throw new ApiError(422,'VALIDATION_ERROR','请指定一种类目 ID');
        return {data:await this.service.commissionRules(w.id,parse(z.uuid(),store),category ? parse(z.uuid(),category) : undefined,external ? parse(z.string().regex(/^[1-9]\d{0,17}$/),external) : undefined)};
    }
    @Get('pricing/categories') async categories(
        @CurrentWorkspace() w: Workspace,
        @Query('store_id') store: string,
        @Query('q') q: string | undefined,
    ) {
        return {
            data: await this.service.categories(
                w.id,
                parse(z.uuid(), store),
                parse(z.string().max(200), q ?? ''),
            ),
        };
    }
    @Get('pricing/catalog') async catalog(
        @CurrentWorkspace() w: Workspace,
        @Query('store_id') store: string,
    ) {
        return {
            data: await this.service.catalog(w.id, parse(z.uuid(), store)),
        };
    }
    @Get('stores/:id/pricing-policies') async policies(
        @CurrentWorkspace() w: Workspace,
        @Param('id') id: string,
    ) {
        return {
            data: (await this.service.catalog(w.id, parse(z.uuid(), id)))
                .policies,
        };
    }
    @Post('pricing/quote-previews') async preview(
        @CurrentWorkspace() w: Workspace,
        @Req() req: AuthenticatedRequest,
        @Headers('idempotency-key') k: string | undefined,
        @Body() body: unknown,
        @Res({ passthrough: true }) res: Response,
    ) {
        const r = await this.service.preview(
            w.id,
            req.auth.userId,
            key(k),
            parse(pricingPreviewRequestSchema, body),
        );
        res.status(r.status);
        return r.body;
    }
    @Post('stores/:id/pricing-policies') async create(
        @CurrentWorkspace() w: Workspace,
        @Req() req: AuthenticatedRequest,
        @Param('id') id: string,
        @Headers('idempotency-key') k: string | undefined,
        @Body() body: unknown,
        @Res({ passthrough: true }) res: Response,
    ) {
        const r = await this.service.writePolicy(
            w.id,
            req.auth.userId,
            key(k),
            parse(z.uuid(), id),
            null,
            'create',
            parse(pricingPolicyRequestSchema, body),
            null,
        );
        res.status(r.status);
        return r.body;
    }
    @Patch('pricing-policies/:id') async update(
        @CurrentWorkspace() w: Workspace,
        @Req() req: AuthenticatedRequest,
        @Param('id') id: string,
        @Headers('idempotency-key') k: string | undefined,
        @Headers('if-match') match: string | undefined,
        @Body() body: unknown,
    ) {
        if (!match || !/^(?:[1-9]\d*|"[1-9]\d*")$/.test(match))
            throw new ApiError(
                428,
                'PRECONDITION_REQUIRED',
                '需要方案版本 If-Match',
            );
        return (
            await this.service.writePolicy(
                w.id,
                req.auth.userId,
                key(k),
                null,
                parse(z.uuid(), id),
                'update',
                parse(pricingPolicyRequestSchema, body),
                Number(match.replaceAll('"', '')),
            )
        ).body;
    }
    @Post('pricing-policies/:id/set-default') async defaultPolicy(
        @CurrentWorkspace() w: Workspace,
        @Req() req: AuthenticatedRequest,
        @Param('id') id: string,
        @Headers('idempotency-key') k: string | undefined,
        @Res({ passthrough: true }) res: Response,
    ) {
        const r = await this.service.writePolicy(
            w.id,
            req.auth.userId,
            key(k),
            null,
            parse(z.uuid(), id),
            'default',
            null,
            null,
        );
        res.status(r.status);
        return r.body;
    }
    @Delete('pricing-policies/:id') async archive(
        @CurrentWorkspace() w: Workspace,
        @Req() req: AuthenticatedRequest,
        @Param('id') id: string,
        @Headers('idempotency-key') k: string | undefined,
    ) {
        return (
            await this.service.writePolicy(
                w.id,
                req.auth.userId,
                key(k),
                null,
                parse(z.uuid(), id),
                'archive',
                null,
                null,
            )
        ).body;
    }
}