package main

import (
  "fmt"
  "log"
  "os"
  "strings"

  "github.com/dotabuff/manta"
)

func main() {
  // Create a new parser instance from a file. Alternatively see NewParser([]byte)
  f, err := os.Open("my_replay.dem")
  if err != nil {
    log.Fatalf("unable to open file: %s", err)
  }
  defer f.Close()

  p, err := manta.NewStreamParser(f)
  if err != nil {
    log.Fatalf("unable to create parser: %s", err)
  }

    p.OnPacketEntity(func(pe *manta.PacketEntity, eventType manta.EntityEventType) error {

        switch eventType {

        case manta.EntityEventType_Update:

            if strings.Contains(pe.ClassName, "CDOTA_Unit_Hero") {
                entityNameIndex, _ := pe.Fetch("CEntityIdentity.m_nameStringableIndex")

                entityName, _  := p.LookupStringByIndex("EntityNames",entityNameIndex.(int32))

                m_cellX, _ := pe.FetchFloat32("DT_DOTA_BaseNPC.m_cellX");

                        fmt.Println(p.Tick, entityName, m_cellX)

            }
        }
        return nil
    })
  // Start parsing the replay!
  p.Start()

  log.Printf("Parse Complete!\n")
}