SpringDemo/src/main/java/com/example/springdemo/controller/MerchantsController.java

package com.example.springdemo.controller;

import com.example.springdemo.entities.Merchants;
import com.example.springdemo.service.MerchantsService;
import jakarta.annotation.Resource;
import org.springframework.web.bind.annotation.*;

import java.util.Optional;

@RestController
@RequestMapping("/merchants")
public class MerchantsController {
    @Resource
    private MerchantsService merchantsService;

    @PostMapping("/add")
    public Merchants addMerchants(@RequestBody Merchants merchants) {
        return merchantsService.addMerchants(merchants);
    }

    @DeleteMapping("/delete/{id}")
    public void deleteMerchants(@PathVariable("id") Long id) {
        merchantsService.deleteMerchantsById(id);
    }

    @PutMapping("/update")
    public Merchants updateMerchants(@RequestBody Merchants merchants) {
        return merchantsService.updateMerchants(merchants);
    }

    @GetMapping("/find")
    public Iterable<Merchants> getMerchants() {
        return merchantsService.findAllMerchants();
    }

    @GetMapping("/find/{name}")
    public Merchants getMerchantsByName(@PathVariable("name") String name) {
        return merchantsService.findByName(name);
    }

    @GetMapping("/find/{id}")
    public Merchants getMerchantsById(@PathVariable("id") Long id) {
        return merchantsService.findById(id);
    }
}