Add tournament reports storage and karma changing function

lib/datacache/tournament_reports.go

@@ -0,0 +1,95 @@
+// i2_bot – Instinct PokememBro Bot
+// Copyright (c) 2018 Vladimir "fat0troll" Hodakov
+
+package datacache
+
+import (
+	"errors"
+	"strconv"
+	"time"
+
+	"source.wtfteam.pro/i2_bot/i2_bot/lib/dbmapping"
+)
+
+func (dc *DataCache) initTournamentReports() {
+	c.Log.Info("Initializing Tournament Reports storage...")
+	dc.tournamentReports = make(map[int]*dbmapping.TournamentReport)
+	dc.tournamentReportsByTournamentAndPlayer = make(map[int]map[int]*dbmapping.TournamentReport)
+}
+
+func (dc *DataCache) loadTournamentReports() {
+	c.Log.Info("Load current TournamentReports data from database to DataCache...")
+	tournamentReports := []dbmapping.TournamentReport{}
+	err := c.Db.Select(&tournamentReports, "SELECT * FROM tournament_reports")
+	if err != nil {
+		// This is critical error and we need to stop immediately!
+		c.Log.Fatal(err.Error())
+	}
+
+	dc.tournamentReportsMutex.Lock()
+	for i := range tournamentReports {
+		dc.tournamentReports[tournamentReports[i].ID] = &tournamentReports[i]
+		if dc.tournamentReportsByTournamentAndPlayer[tournamentReports[i].TournamentNumber] == nil {
+			dc.tournamentReportsByTournamentAndPlayer[tournamentReports[i].TournamentNumber] = make(map[int]*dbmapping.TournamentReport)
+		}
+
+		dc.tournamentReportsByTournamentAndPlayer[tournamentReports[i].TournamentNumber][tournamentReports[i].PlayerID] = &tournamentReports[i]
+	}
+	c.Log.Info("Loaded tournament reports in DataCache: " + strconv.Itoa(len(dc.tournamentReports)))
+	dc.tournamentReportsMutex.Unlock()
+}
+
+// External functions
+
+// AddTournamentReport creates new tournament report in database
+func (dc *DataCache) AddTournamentReport(tournamentNumber int, playerID int, target string) (int, error) {
+	if tournamentNumber < 3551 {
+		return 0, errors.New("Can't save tournament from the very past")
+	}
+	if dc.players[playerID] == nil {
+		return 0, errors.New("There is no player with ID = " + strconv.Itoa(playerID))
+	}
+	if target != "O" && target != "M" && target != "A" {
+		return 0, errors.New("Malformed report")
+	}
+
+	dc.tournamentReportsMutex.Lock()
+	if dc.tournamentReportsByTournamentAndPlayer[tournamentNumber] != nil {
+		if dc.tournamentReportsByTournamentAndPlayer[tournamentNumber][playerID] != nil {
+			dc.tournamentReportsMutex.Unlock()
+			return dc.tournamentReportsByTournamentAndPlayer[tournamentNumber][playerID].ID, errors.New("There is already this report in database")
+		}
+	} else {
+		dc.tournamentReportsByTournamentAndPlayer[tournamentNumber] = make(map[int]*dbmapping.TournamentReport)
+	}
+	dc.tournamentReportsMutex.Unlock()
+
+	report := dbmapping.TournamentReport{}
+	report.PlayerID = playerID
+	report.TournamentNumber = tournamentNumber
+	report.Target = target
+	report.CreatedAt = time.Now().UTC()
+
+	c.Log.Debug("Saving report...")
+	_, err := c.Db.NamedExec("INSERT INTO tournament_reports VALUES(NULL, :player_id, :tournament_number, :target, :created_at)", &tournamentNumber)
+	if err != nil {
+		c.Log.Error(err.Error())
+		return 0, err
+	}
+
+	newReport := dbmapping.TournamentReport{}
+	err = c.Db.Get(&newReport, "SELECT * FROM tournament_reports WHERE player_id=? AND tournament_number=?", report.PlayerID, report.TournamentNumber)
+	if err != nil {
+		c.Log.Error(err.Error())
+		return 0, err
+	}
+
+	dc.tournamentReportsMutex.Lock()
+	dc.tournamentReports[newReport.ID] = &newReport
+	dc.tournamentReportsByTournamentAndPlayer[tournamentNumber][playerID] = &newReport
+	dc.tournamentReportsMutex.Unlock()
+
+	dc.ChangePlayerKarma(3, newReport.PlayerID)
+
+	return newReport.ID, nil
+}