From 3f6db8e5c57022c5aa758f78ace4af9364a95874 Mon Sep 17 00:00:00 2001
From: saji <champ189@umn.edu>
Date: Wed, 28 Feb 2024 01:07:00 -0600
Subject: [PATCH] remove fixer

---
 cmd/fixer/fixer.go | 206 ---------------------------------------------
 1 file changed, 206 deletions(-)
 delete mode 100644 cmd/fixer/fixer.go

diff --git a/cmd/fixer/fixer.go b/cmd/fixer/fixer.go
deleted file mode 100644
index 6e3d6da..0000000
--- a/cmd/fixer/fixer.go
+++ /dev/null
@@ -1,206 +0,0 @@
-package main
-
-import (
-	"encoding/json"
-	"errors"
-	"fmt"
-	"os"
-	"strings"
-	"syscall"
-	"time"
-
-	"log/slog"
-
-	"github.com/kschamplin/gotelem/skylab"
-	"github.com/urfave/cli/v2"
-)
-
-// fixer resolves four major issues with CAN dumps:
-// 1. ISO8601 timestamps
-// 2. Unix seconds timestamps
-// 3. Missing/broken timestamps (retime)
-// 4. missing names
-
-func main() {
-	app := cli.NewApp()
-	app.Name = "fixer"
-	app.Usage = " fix skylabify outputs"
-	app.ArgsUsage = "<input file>"
-	app.Description = `fixer fixes four major issues with CAN dumps
-1. ISO8601 timestamps --time iso8601
-2. Unix seconds timestamps --time seconds
-3. Missing/broken timestamps --retime
-4. missing names (enabled by default, --no-rename to skip)
-	`
-	app.Flags = []cli.Flag{
-		&cli.BoolFlag{
-			Name:  "retime",
-			Usage: "ignore timestamps and retime data based on 200ms heartbeat packet",
-		},
-		&cli.StringFlag{
-			Name:  "format",
-			Usage: "Timestamp format. One of 'iso8601', 'seconds'. Ignored if using retime.",
-		},
-		&cli.BoolFlag{
-			Name:  "no-rename",
-			Usage: "skip changing packet names",
-		},
-		&cli.StringFlag{
-			Name:  "output",
-			Usage: "file to output to. defaults to stdout.",
-		},
-	}
-
-	app.Before = validateArgs
-	app.Action = run
-	app.HideHelp = true
-	app.Run(os.Args)
-}
-
-var allowedFormats = []string{
-	"iso8601",
-	"seconds",
-}
-
-func checkFormat(input string) bool {
-	for _, allowed := range allowedFormats {
-		if input == allowed {
-			return true
-		}
-	}
-	return false
-}
-
-func validateArgs(ctx *cli.Context) error {
-	if ctx.IsSet("format") {
-		format := ctx.String("format")
-		if !checkFormat(format) {
-			fmt.Printf("invalid format string, got %s, must be one of %s", format, strings.Join(allowedFormats, ", "))
-			cli.ShowAppHelpAndExit(ctx, int(syscall.EINVAL))
-		}
-
-	}
-	if ctx.Args().Get(0) == "" {
-		fmt.Println("missing input file")
-		cli.ShowAppHelpAndExit(ctx, int(syscall.EINVAL))
-	}
-	return nil
-}
-
-func run(ctx *cli.Context) (err error) {
-	path := ctx.Args().Get(0)
-
-	var istream *os.File
-	if path == "-" {
-		istream = os.Stdin
-	} else {
-		istream, err = os.Open(path)
-		if err != nil {
-			return
-		}
-	}
-	var ostream *os.File
-	oFilename := ctx.Args().Get(1)
-	if oFilename == "" {
-		ostream = os.Stdout
-	} else {
-		ostream, err = os.Create(oFilename)
-		if err != nil {
-			return
-		}
-	}
-
-	iReader := json.NewDecoder(istream)
-
-	shouldRetime := ctx.Bool("retime")
-
-	// used for retime - increment by 200 ms every time we see a WsrStatusPacket
-	currentTick := time.Now().UnixMilli()
-
-	for {
-		// read a line of json and fix names if we should.
-
-		// FIXME: handle missing trailing newline.
-		// based on the fomat string, we should parse the data raw...
-		var res brokenCANMsg
-		err := iReader.Decode(&res)
-
-		// float64 can have issues when represeneting
-		// unix milliseconds. the JSON decoder supports
-		// a "Number" struct that can be either.
-		iReader.UseNumber()
-		if err != nil {
-			return err
-		}
-
-		var goodPkt skylab.RawJsonEvent
-
-		goodPkt.Data = res.Data
-		goodPkt.Id = uint32(res.Id)
-		goodPkt.Name = res.Name
-		// wait to decode packet before rename.
-
-		switch ts := res.Timestamp.(type) {
-		case json.Number:
-			// if it contains a decimal.
-			if strings.Contains(ts.String(), ".") {
-				// it's a float.
-				t, _ := ts.Float64()
-				t = t * 1000
-				goodPkt.Timestamp = int64(t)
-			} else {
-				// it's an int.
-				t, _ := ts.Int64()
-				if ctx.String("format") == "seconds" {
-					t = t * 1000
-				}
-				goodPkt.Timestamp = t
-			}
-		case string:
-			// parse as ISO8601
-			// use unix millis
-			var t time.Time
-			err := t.UnmarshalText([]byte(ts))
-			if err != nil {
-				panic(err)
-			}
-			goodPkt.Timestamp = t.UnixMilli()
-
-		}
-
-		if shouldRetime {
-			if goodPkt.Id == uint32(skylab.WsrStatusInformationId) {
-				// bump the clock 200ms
-				currentTick += 200
-			}
-			goodPkt.Timestamp = currentTick
-		}
-
-		// now, spit it out.
-		var bEv skylab.BusEvent
-		bEv.Timestamp = time.UnixMilli(goodPkt.Timestamp)
-		bEv.Id = goodPkt.Id
-		bEv.Data, err = skylab.FromJson(goodPkt.Id, goodPkt.Data)
-		var idErr *skylab.UnknownIdError
-		if errors.As(err, &idErr) {
-			// unknown id
-			slog.Info("unknown id", "err", err)
-			continue
-		} else if err != nil {
-			return err
-		}
-
-		out, err := json.Marshal(&bEv)
-		if err != nil {
-			panic(err)
-		}
-		fmt.Fprintln(ostream, string(out))
-	}
-}
-
-type brokenCANMsg struct {
-	Timestamp any `json:"ts"`
-	Id        int32
-	Name      string
-	Data      json.RawMessage
-}