using System; using System.Collections.Generic; using Pingchuan.BeijingSafeguard.Model; namespace Pingchuan.BeijingSafeguard.DAL { public class TaskDAL : BaseDAL { public static void Add(Task task) { db.Insert(task); } public static List GetList(int userId, string regionCode, DateTime startTime, DateTime endTime, List tags) { string sql = GetSql(userId, regionCode, startTime, endTime, tags); return db.Fetch(sql); } public static void Delete(string id) { db.Execute("DELETE FROM tasks WHERE id = @0", id); } public static List GetTaskIdByRegion(string region) { string sql = $@"SELECT g.task_id id FROM tags g, tasks t WHERE g.task_id = t.id AND t.region = '{region}'"; return db.Fetch(sql); } public static string GetSql(int userId, string regionCode, DateTime startTime, DateTime endTime, List tags) { if (tags != null) { string tagsString = string.Join(",", tags.ToArray()); return $@"select c.* from tasks c, tags t where c.user_id = {userId} and c.region = '{regionCode}' and c.release_time >= '{startTime}' and c.release_time < '{endTime}' and c.id = t.task_id and t.`name` in({tagsString}) order by c.release_time desc"; } return $@"select c.* from tasks c where c.user_id = {userId} and c.region = '{regionCode}' and c.release_time >= '{startTime}' and c.release_time < '{endTime}' order by c.release_time desc"; } } }