ambition/app/controllers/projects_controller.rb

class ProjectsController < ApplicationController
    
    before_action :authenticate
    skip_before_action :verify_authenticity_token, :only => [
        :index,
        :create,
        :addUsers,
        :detail,
        :update,
        :deleteUsers
    ]
    
    #=============================================>获取我的项目列表，user_id保存在session中.
    def index
    #Todo
    uid = session[:user_id]
    data=[]
    Projects_user.where(:user_id => uid).each do |i|
        pid=i.project_id
        p=Project.find_by(id:pid)
        mc = Mission.where(:project_id => pid).size
        uc = Projects_user.where(:project_id => pid).size
        sc = Share.where(:project_id => pid).size
        data+=[{
            :id => pid,
            :name => p.name,
            :content => p.content,
            :mission_count => mc,
            :users_count => uc,
            :shares_count => sc
        }]
    end
    render :json => {
        :code => 0,
        :data => data
    }
    end
    
    #=============================================>创建项目
    
    def create
        uid = session[:user_id]
        project = Project.new(project_params)
        if project.save
            Projects_user.create(project_id:project.id,user_id:uid)
            render status: :created, nothing: true
        else
            render json: project.errors, status: :unprocessable_entity
        end
     end
    
    
    #=============================================>项目添加用户
    
    def addUsers
        uid = User.find_by(email:params[:email]).id# 需要添加的用户
        register = session[:user_id]# 当前用户
        pid = params[:project_id]
        # 检查该项目中是否已经有要添加的用户
        pu_exist=Projects_user.find_by(project_id:pid,user_id:uid)
        if pu_exist.nil?# 不存在
            params_pu = {project_id: pid,user_id: uid}
            pu = Projects_user.new(params_pu)
            pu.save
            
            content = "<a>"+User.find_by(id: register).name + "</a> 邀请您进入项目 <a>" + Project.find_by(id: pid).name+"</a>"
            puts content
            params_note = {user_id: uid,content: content,category: 2,project_id: pid}
            note = Note.new(params_note)
            note.save!
            render :json => {:code => 0}
        else# 存在
            render json:current_user.errors, status: :unprocessable_entity
        end
    end
    
    #=============================================>项目删除用户
    def deleteUsers
        uid = params[:user_id]# 需要添加的用户
        register = session[:user_id]# 当前用户
        pid = params[:project_id]
        # 检查该项目中是否已经有要添加的用户
        projects_user=Projects_user.find_by(project_id:pid,user_id:uid)
        if projects_user.nil?# 不存在
            render json:current_user.errors, status: :unprocessable_entity
        end
        # 存在
        puts projects_user.user_id
        puts projects_user.project_id
        Projects_user.where(project_id:pid,user_id:uid).delete_all
            
        content ="<a>"+ User.find_by(id: register).name + "</a> 把您从项目 <a>" + Project.find_by(id: pid).name+"</a> 中删除"
        puts content
        params_note = {user_id: uid,content: content,category: 2,project_id: pid}
        note = Note.new(params_note)
        note.save!
            
        render :json => {:code => 0}
    end
    
    #=============================================>项目详情
    
    def detail
        #Todo    
        pid = params[:id]
        project = Project.find_by(id: pid)
        #uid = Projects_user.where(:project_id => pid)
        users = []
        projects_users = Projects_user.where("project_id = ?",pid).all
        
        projects_users.each do |projects_user|
            uid = projects_user.user_id
            i = User.find_by(id: uid)
            users += [{
                :name => i.name,
                :id => i.id
            }]
        end
        #puts users.inspect 
        # Users.find(uid).each do |i|
        #     users += [{
        #         :nickname => i.name,
        #         :id => i.id
        #     }]
        # end
        render :json => {
            :code => 0,
            :data => {
                :name => project.name,
                :content => project.content,
                :users => users
            }
        }
    end
    
    #=============================================>项目修改
    def update
        project = Project.find_by(:id => params[:project][:id])
        if project.update(project_params)
            render :json => {:code => 0}
        else
          render json:current_user.errors, status: :unprocessable_entity
        end
    end
    
    private
        def project_params
          params.require(:project).permit(:name,:content,:id)
        end
end