.gitignore

@@ -2,4 +2,3 @@
 !assets/*.png
 .env
 *.sqlite3
-chessbot

Makefile

@@ -1,13 +0,0 @@
-.PHONY: build test
-
-SOURCES := main.go $(shell find chess -name '*.go')
-
-build: chessbot
-
-chessbot: $(SOURCES)
-	go build -o chessbot .
-
-test:
-	## -count=1 is used to disable cache
-	## use -run <regexp> to only run tests that match <regexp>
-	go test ./chess -v -count=1

chess/board.go

@@ -12,7 +12,6 @@ import (
 
 	"golang.org/x/image/font"
 	"golang.org/x/image/font/basicfont"
-	"golang.org/x/image/font/opentype"
 	"golang.org/x/image/math/fixed"
 )
 
@@ -198,17 +197,11 @@ func drawCoordinate(img *image.RGBA, x, y int, flipped bool) {
 		} else if !flipped {
 			color = Light
 		}
-
+		// TODO: use SN font and make it bold
-		face, err := loadFontFace("lightningvolt.ttf")
-		if err != nil {
-			log.Printf("error loading font: %v\n", err)
-			face = basicfont.Face7x13
-		}
-
 		d := &font.Drawer{
 			Dst:  img,
 			Src:  image.NewUniform(color),
-			Face: face,
+			Face: basicfont.Face7x13,
 			Dot:  origin,
 		}
 		d.DrawString(s)
@@ -221,36 +214,11 @@ func drawCoordinate(img *image.RGBA, x, y int, flipped bool) {
 	}
 
 	if row != "" {
-		origin = fixed.P((x+1)*128-20, y*128+23)
+		origin = fixed.P((x+1)*128-12, y*128+15)
 		drawString(row, origin)
 	}
 }
 
-func loadFontFace(path string) (font.Face, error) {
-	fontBytes, err := os.ReadFile(path)
-	if err != nil {
-		return nil, err
-	}
-
-	ttfFont, err := opentype.Parse(fontBytes)
-	if err != nil {
-		return nil, err
-	}
-
-	faceOptions := &opentype.FaceOptions{
-		Size:    32,
-		DPI:     72,
-		Hinting: font.HintingNone,
-	}
-
-	fontFace, err := opentype.NewFace(ttfFont, faceOptions)
-	if err != nil {
-		return nil, err
-	}
-
-	return fontFace, nil
-}
-
 func (b *Board) SetPiece(name PieceName, color Color, position string) error {
 	var (
 		piece *Piece

go.mod

@@ -3,7 +3,7 @@ module github.com/ekzyis/chessbot
 go 1.23.0
 
 require (
-	github.com/ekzyis/snappy v0.7.0
+	github.com/ekzyis/snappy v0.6.2
 	github.com/mattn/go-sqlite3 v1.14.23
 	github.com/stretchr/testify v1.9.0
 	golang.org/x/image v0.20.0
@@ -12,7 +12,6 @@ require (
 require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
-	golang.org/x/text v0.18.0 // indirect
 	gopkg.in/guregu/null.v4 v4.0.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

go.sum

@@ -1,7 +1,7 @@
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/ekzyis/snappy v0.7.0 h1:RcFTUHdZFTBFOnh6cG9HCL/RPK6L13qdxDrjBNZFjEM=
+github.com/ekzyis/snappy v0.6.2 h1:iOPgoS0cSUNk8leQJku0bBgnsha/+DcYUwTYqGLINY4=
-github.com/ekzyis/snappy v0.7.0/go.mod h1:UksYI0dU0+cnzz0LQjWB1P0QQP/ghx47e4atP99a5Lk=
+github.com/ekzyis/snappy v0.6.2/go.mod h1:UksYI0dU0+cnzz0LQjWB1P0QQP/ghx47e4atP99a5Lk=
 github.com/mattn/go-sqlite3 v1.14.23 h1:gbShiuAP1W5j9UOksQ06aiiqPMxYecovVGwmTxWtuw0=
 github.com/mattn/go-sqlite3 v1.14.23/go.mod h1:Uh1q+B4BYcTPb+yiD3kU8Ct7aC0hY9fxUwlHK0RXw+Y=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
@@ -10,8 +10,6 @@ github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsT
 github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
 golang.org/x/image v0.20.0 h1:7cVCUjQwfL18gyBJOmYvptfSHS8Fb3YUDtfLIZ7Nbpw=
 golang.org/x/image v0.20.0/go.mod h1:0a88To4CYVBAHp5FXJm8o7QbUl37Vd85ply1vyD8auM=
-golang.org/x/text v0.18.0 h1:XvMDiNzPAl0jr17s6W9lcaIhGUfUORdGCNsuLmPG224=
-golang.org/x/text v0.18.0/go.mod h1:BuEKDfySbSR4drPmRPG/7iBdf8hvFMuRexcpahXilzY=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/guregu/null.v4 v4.0.0 h1:1Wm3S1WEA2I26Kq+6vcW+w0gcDo44YKYD7YIEJNHDjg=

main.go

@@ -14,54 +14,21 @@ import (
 )
 
 var (
-	c  = sn.GetClient()
+	c = sn.GetClient()
-	me *sn.User
+	// TODO: fetch our id from SN API
+	// prod: 25176 | local: 21858
+	meId = 25176
 )
 
 func main() {
 
 	for {
-		updateMe()
 		tickGameStart(c)
 		tickGameProgress(c)
 		time.Sleep(15 * time.Second)
 	}
 }
 
-func updateMe() {
-	var (
-		oldMe         *sn.User
-		err           error
-		warnThreshold = 100
-	)
-
-	maybeWarn := func() {
-		if me.Privates.Sats < warnThreshold {
-			log.Printf("~~~ warning: low balance ~~~\n")
-		}
-	}
-
-	if me == nil {
-		// make sure first update is successful
-		if me, err = c.Me(); err != nil {
-			log.Fatalf("failed to fetch me: %v\n", err)
-		}
-		log.Printf("fetched me: id=%d name=%s balance=%d\n", me.Id, me.Name, me.Privates.Sats)
-		maybeWarn()
-		return
-	}
-
-	oldMe = me
-	if me, err = c.Me(); err != nil {
-		log.Printf("failed to update me: %v\n", err)
-		me = oldMe
-	} else {
-		log.Printf("updated me. balance: %d\n", me.Privates.Sats)
-	}
-
-	maybeWarn()
-}
-
 func tickGameStart(c *sn.Client) {
 	var (
 		mentions []sn.Notification
@@ -131,7 +98,7 @@ func tickGameProgress(c *sn.Client) {
 		if parent, err := c.Item(n.Item.ParentId); err != nil {
 			log.Printf("failed to fetch parent %d of %d\n", n.Item.ParentId, n.Item.Id)
 			continue
-		} else if parent.User.Id != me.Id {
+		} else if parent.User.Id != meId {
 			log.Printf("ignoring nested reply %d\n", n.Item.Id)
 			continue
 		}
@@ -216,7 +183,7 @@ func handleGameProgress(req *sn.Item) error {
 	}
 
 	for _, item := range thread {
-		if item.User.Id == me.Id {
+		if item.User.Id == meId {
 			continue
 		}
 
@@ -318,8 +285,6 @@ func parseGameStart(input string) (string, error) {
 }
 
 func parseGameProgress(input string) (string, error) {
-	input = strings.Trim(input, " ")
-
 	lines := strings.Split(input, "\n")
 	words := strings.Split(input, " ")
 
@@ -347,5 +312,5 @@ func isRecent(t time.Time) bool {
 }
 
 func alreadyHandled(id int) (bool, error) {
-	return db.ItemHasReply(id, me.Id)
+	return db.ItemHasReply(id, meId)
 }

sn/sn.go

@@ -13,7 +13,6 @@ import (
 type Client = snappy.Client
 type Notification = snappy.Notification
 type Item = snappy.Item
-type User = snappy.User
 
 var (
 	c *Client