img: in questions and clues supported woo

.gitignore

@@ -1,2 +1,4 @@
 **/*.bak
 **/*.sw*
+/anki
+/anki.d

go.mod

@@ -1,4 +1,4 @@
-module gogs.inhome.blapointe.com/anki.d
+module gogs.inhome.blapointe.com/bel/anki
 
 go 1.19
 

image.go

@@ -5,6 +5,7 @@ import (
 	"image"
 	"image/jpeg"
 	"image/png"
+	"io"
 	"os"
 	"path"
 
@@ -12,7 +13,7 @@ import (
 	"github.com/nfnt/resize"
 )
 
-func View(p string) {
+func View(w io.Writer, p string) {
 	in, err := os.Open(p)
 	if err != nil {
 		panic(err)
@@ -31,10 +32,10 @@ func View(p string) {
 	if err != nil {
 		panic(err)
 	}
-	printImage(40, src)
+	printImage(w, 40, src)
 }
 
-func printImage(limit int, image image.Image) {
+func printImage(w io.Writer, limit int, image image.Image) {
 	if image.Bounds().Max.X > image.Bounds().Max.Y {
 		xmax := image.Bounds().Max.X
 		ratio := float64(limit) / float64(xmax)
@@ -46,14 +47,15 @@ func printImage(limit int, image image.Image) {
 		height := uint(float64(ymax) * ratio)
 		image = resize.Resize(0, height, image, resize.Bicubic)
 	}
+	escape := "\x1b"
 	for i := 0; i < image.Bounds().Max.Y; i++ {
 		for j := 0; j < image.Bounds().Max.X; j++ {
 			r, g, b, _ := image.At(j, i).RGBA()
 			r = ansi.To256(r)
 			g = ansi.To256(g)
 			b = ansi.To256(b)
-			ansi.Print(r, g, b)
+			fmt.Fprintf(w, "%s[7m%s[38;2;%d;%d;%dm  ", escape, escape, r, g, b)
 		}
-		fmt.Printf("\n")
+		fmt.Fprintf(w, "\n")
 	}
 }

image_test.go

@@ -9,8 +9,8 @@ func TestView(t *testing.T) {
 	if os.Getenv("INTEGRATION") == "" {
 		t.SkipNow()
 	}
-	View("./testdata/tofugu.d/a-hiragana-0.png")
-	View("./testdata/tofugu.d/a-hiragana-0.sm.png")
-	View("./testdata/tofugu.d/a-hiragana-1.png")
-	View("./testdata/tofugu.d/a-hiragana-2.png")
+	View(os.Stderr, "./testdata/tofugu.d/a-hiragana-0.png")
+	View(os.Stderr, "./testdata/tofugu.d/a-hiragana-0.sm.png")
+	View(os.Stderr, "./testdata/tofugu.d/a-hiragana-1.png")
+	View(os.Stderr, "./testdata/tofugu.d/a-hiragana-2.png")
 }

main.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"bufio"
+	"bytes"
 	"fmt"
 	"log"
 	"os"
@@ -62,11 +63,7 @@ func Main() error {
 			continue
 		}
 		question := db.Question(q)
-		fmt.Printf("> Q: ")
-		if strings.HasPrefix(string(question.Q), "img:") {
-		} else {
-			fmt.Printf("%s", question.Q)
-		}
+		fmt.Printf("> Q: %s\n", question.Q)
 		fmt.Printf("\n")
 		fmt.Printf("> %+v\n", question.Tags)
 		var response string
@@ -130,3 +127,13 @@ func (q Question) Tagged(tag IDT) bool {
 	}
 	return false
 }
+
+func (renderable Renderable) String() string {
+	s := string(renderable)
+	if !strings.HasPrefix(s, "img:") {
+		return s
+	}
+	buff := bytes.NewBuffer(nil)
+	View(buff, s[4:])
+	return string(buff.Bytes())
+}

testdata/tofugu.yaml

@@ -1,10 +1,9 @@
 knowledge:
   questions:
     a-hiragana:
-      q: img:testdata/tofugu.d/a-hiragana-0.jpg
+      q: img:testdata/tofugu.d/a-hiragana-0.png
       clues:
-      - img:testdata/tofugu.d/a-hiragana-1.jpg
-      - img:testdata/tofugu.d/a-hiragana-2.jpg
+      - img:testdata/tofugu.d/a-hiragana-1.png
       tags: [hiragana, vowel]
 users:
   breel: