/
rounds.go
140 lines (128 loc) · 3.99 KB
/
rounds.go
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package contests
import (
"gopkg.in/yaml.v2"
"time"
"github.com/franekjel/sokserver/fs"
log "github.com/franekjel/sokserver/logger"
"github.com/franekjel/sokserver/tasks"
)
//Round has tasks, start time, end time and time when results will be show
type Round struct {
Name string
Tasks []string
Start time.Time
End time.Time
ResultsShow time.Time
fs *fs.Fs
Ranking RoundRanking
}
//RoundRanking hold ranking as a two-dimensional array and additional slice contains columns description (tasks names).
//First columns is sum of row (labeled as "Sum")
type RoundRanking struct {
Points [][]uint
Names []string
}
//struct to parsing round.yml neccessary due to yaml date parsing issues
type roundParse struct {
Name string `yaml:"name"`
Tasks []string `yaml:"tasks,flow"`
Start string `yaml:"start_date"`
End string `yaml:"end_date"`
ResultsShow string `yaml:"results_show_date"`
}
//ListSubmissions is used in command list_submissions to (surprise!) list submissions
func (r *Round) ListSubmissions(login string, task string) []*tasks.Submission {
if !r.fs.FileExist(fs.Join(login, task)) {
return []*tasks.Submission{}
}
dir := fs.Init(r.fs.Path, fs.Join(login, task))
subs := dir.ListFiles("")
re := make([]*tasks.Submission, 0, len(subs))
for _, file := range subs {
sub := tasks.LoadSubmission(dir.ReadFile(file))
if sub != nil {
re = append(re, sub)
}
}
return re
}
//GetSubmission return submission with given id
func (r *Round) GetSubmission(login string, task string, id string) *tasks.Submission {
if !r.fs.FileExist(fs.Join(login, task)) {
return nil
}
dir := fs.Init(r.fs.Path, fs.Join(login, task))
if !dir.FileExist(id + ".yml") {
return nil
}
sub := tasks.LoadSubmission(dir.ReadFile(id + ".yml"))
return sub
}
func (r *Round) verifyTasks(tasks map[string]*tasks.Task) {
newTasks := make([]string, 0, len(r.Tasks))
for _, task := range r.Tasks {
if _, ok := tasks[task]; ok {
newTasks = append(newTasks, task)
} else {
log.Error("%s: missing task %s", r.fs.Path, task)
}
}
r.Tasks = newTasks
}
func (r *Round) loadData(tasks map[string]*tasks.Task) {
if !r.fs.FileExist("round.yml") {
log.Fatal("Round settings missing! %s", r.fs.Path)
}
buff := r.fs.ReadFile("round.yml")
var temp = new(roundParse)
err := yaml.Unmarshal(buff, temp)
if err != nil {
log.Error("%s", err.Error())
}
time.Now().Format("2006-01-02 15:04")
r.Name = temp.Name
r.Tasks = temp.Tasks //TODO: tasks existence check?
r.Start, err = time.Parse("2006-01-02 15:04", temp.Start)
if err != nil {
log.Fatal("Wrong start date in round config in %s: %s", r.fs.Path, err.Error())
}
r.End, err = time.Parse("2006-01-02 15:04", temp.End)
if err != nil {
log.Fatal("Wrong end date in round config in %s: %s", r.fs.Path, err.Error())
}
r.ResultsShow, err = time.Parse("2006-01-02 15:04", temp.ResultsShow)
if err != nil {
log.Warn("Wrong or missing result show date in %s, using start date instead (results will be show immediately)", r.fs.Path)
r.ResultsShow = r.Start
}
r.verifyTasks(tasks)
}
//roundname/username/taskname.yml holds last user submissions. This function get results from this submission
func (r *Round) getResult(user, task string) uint {
submission := r.fs.ReadFile(fs.Join(user, task+".yml"))
return tasks.LoadSubmission(submission).Sum
}
func (r *Round) loadRanking() {
dirs := r.fs.ListDirs(".")
n := len(r.Tasks)
r.Ranking = RoundRanking{
Points: make([][]uint, 0, len(dirs)),
Names: make([]string, n),
}
for i, user := range dirs {
r.Ranking.Points = append(r.Ranking.Points, make([]uint, n))
for j, task := range r.Tasks {
r.Ranking.Points[i][j] = r.getResult(user, task)
}
}
}
//LoadRound loads round in given folder
func LoadRound(fs *fs.Fs, tasks map[string]*tasks.Task) *Round {
log.Info("Loading round %s", fs.Path)
round := new(Round)
round.fs = fs
round.loadData(tasks)
round.loadRanking()
log.Debug("%s %s %+q", round.Name, round.Start, round.Tasks)
return round
}