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pibragimov
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
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@@ -169,5 +169,5 @@ dmypy.json | |
| .terragrunt-cache | ||
| .terraform | ||
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| /core/service/analitics/.test-* | ||
| **/.test-* | ||
| /fun_telegram | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1 +1 @@ | ||
| v1.11.62 | ||
| v1.11.63 |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,51 @@ | ||
| package telegram | ||
|
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| import ( | ||
| "bytes" | ||
|
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| "github.com/celestix/gotgproto/ext" | ||
| "github.com/gotd/td/telegram/message" | ||
| "github.com/gotd/td/telegram/uploader" | ||
| "github.com/pkg/errors" | ||
| "github.com/teadove/fun_telegram/core/service/tex" | ||
| ) | ||
|
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| func (r *Presentation) texCommandHandler( | ||
| ctx *ext.Context, | ||
| update *ext.Update, | ||
| input *input, | ||
| ) error { | ||
| if input.Text == "" { | ||
| err := r.replyIfNotSilent(ctx, update, input, "Text should not be empty") | ||
| if err != nil { | ||
| return errors.Wrap(err, "failed to reply") | ||
| } | ||
| } | ||
|
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| var buf bytes.Buffer | ||
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| err := r.texService.Draw(tex.DrawInput{ | ||
| Write: &buf, | ||
| Expr: input.Text, | ||
| Size: 50, | ||
| DPI: 90, | ||
| }) | ||
| if err != nil { | ||
| return errors.Wrap(err, "failed to draw") | ||
| } | ||
|
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| imgUploader := uploader.NewUploader(ctx.Raw) | ||
|
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| file, err := imgUploader.FromBytes(ctx, "tex-image.png", buf.Bytes()) | ||
| if err != nil { | ||
| return errors.Wrap(err, "failed to upload img") | ||
| } | ||
|
|
||
| _, err = ctx.Sender.To(update.EffectiveChat().GetInputPeer()). | ||
| Album(ctx, message.UploadedPhoto(file)) | ||
| if err != nil { | ||
| return errors.Wrap(err, "failed to send album") | ||
| } | ||
|
|
||
| return nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,24 @@ | ||
| package tex | ||
|
|
||
| import ( | ||
| "os" | ||
| "testing" | ||
|
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| "github.com/stretchr/testify/require" | ||
| ) | ||
|
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| func TestUnit_TexServic_Draw_Ok(t *testing.T) { | ||
| f, err := os.Create(".test-output.png") | ||
| require.NoError(t, err) | ||
| defer f.Close() | ||
|
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| service := Service{} | ||
| err = service.Draw(DrawInput{ | ||
| Write: f, | ||
| Expr: "Найс! $f(x) = \\frac{\\sqrt{x +20}}{2\\pi} +\\hbar \\sum y\\partial y$", | ||
| Size: 50, | ||
| DPI: 90, | ||
| }) | ||
|
|
||
| require.NoError(t, err) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,28 @@ | ||
| package tex | ||
|
|
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| import ( | ||
| "io" | ||
|
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| "github.com/go-latex/latex/drawtex/drawimg" | ||
| "github.com/go-latex/latex/mtex" | ||
| "github.com/pkg/errors" | ||
| ) | ||
|
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| type Service struct{} | ||
|
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| type DrawInput struct { | ||
| Write io.Writer | ||
|
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| Expr string | ||
| Size float64 | ||
| DPI float64 | ||
| } | ||
|
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| func (r *Service) Draw(input DrawInput) error { | ||
| err := mtex.Render(drawimg.NewRenderer(input.Write), input.Expr, input.Size, input.DPI, nil) | ||
| if err != nil { | ||
| return errors.Wrap(err, "failed to draw") | ||
| } | ||
|
|
||
| return nil | ||
| } |
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