juick-api/src/main/java/com/juick/api/controllers/Others.java


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package com.juick.api.controllers;

import com.juick.User;
import com.juick.server.helpers.PrivateChats;
import com.juick.server.util.HttpForbiddenException;
import com.juick.server.util.HttpNotFoundException;
import com.juick.service.PMQueriesService;
import com.juick.service.UserService;
import com.juick.util.UserUtils;
import org.springframework.http.MediaType;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

import javax.inject.Inject;
import java.util.List;

/**
 * @author ugnich
 */
@RestController
public class Others {
    @Inject
    PMQueriesService pmQueriesService;
    @Inject
    UserService userService;

    @RequestMapping(value = "groups_pms", method = RequestMethod.GET, produces = MediaType.APPLICATION_JSON_UTF8_VALUE)
    public PrivateChats doGetGroupsPMs(
            @RequestParam(defaultValue = "5") int cnt) {
        User visitor = UserUtils.getCurrentUser();
        int vuid = visitor.getUid();
        if (vuid == 0) {
            throw new HttpForbiddenException();
        }
        if (cnt < 3) {
            cnt = 3;
        }
        if (cnt > 10) {
            cnt = 10;
        }

        List<User> lastconv = pmQueriesService.getPMLastConversationsUsers(vuid, cnt);
        if (lastconv != null && !lastconv.isEmpty()) {
            PrivateChats pms = new PrivateChats();
            pms.setUsers(lastconv);
            return pms;
        }
        throw new HttpNotFoundException();
    }
}