This commit is contained in:
35
.github/workflows/deploy.yml
vendored
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35
.github/workflows/deploy.yml
vendored
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@@ -0,0 +1,35 @@
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name: Docker Deploy
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on:
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push:
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branches: [main]
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pull_request:
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branches: [main]
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jobs:
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build-and-push:
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runs-on: ubuntu-latest
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permissions:
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contents: read
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packages: write
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steps:
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- name: Checkout code
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uses: actions/checkout@v3
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- name: Set up Docker Buildx
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uses: docker/setup-buildx-action@v2
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- name: Login to Container Registry
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uses: docker/login-action@v2
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with:
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registry: ${{ secrets.REPO_HOST }}
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username: ${{ github.repository_owner }}
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password: ${{ secrets.DEPLOY_TOKEN }}
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- name: Build and push
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uses: docker/build-push-action@v4
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with:
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context: .
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platforms: linux/amd64
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push: true
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tags: |
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${{ secrets.REPO_HOST }}/${{ github.repository_owner }}/${{ github.event.repository.name }}:${{ github.sha }}
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${{ secrets.REPO_HOST }}/${{ github.repository_owner }}/${{ github.event.repository.name }}:latest
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2
.gitignore
vendored
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2
.gitignore
vendored
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@@ -0,0 +1,2 @@
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main
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yule
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21
Dockerfile
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21
Dockerfile
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@@ -0,0 +1,21 @@
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FROM golang:1.23-alpine AS builder
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WORKDIR /app
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COPY go.mod go.sum ./
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RUN go mod download
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COPY . .
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RUN CGO_ENABLED=0 GOOS=linux go build -o yule main.go
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FROM alpine:latest
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RUN apk --no-cache add ca-certificates
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WORKDIR /app
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COPY --from=builder /app/yule .
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EXPOSE 2222
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CMD ["./yule"]
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3
README.md
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3
README.md
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@@ -0,0 +1,3 @@
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# Yule Log SSH App
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A Yule log app you can SSH into!
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7
docker-compose.yml
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7
docker-compose.yml
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@@ -0,0 +1,7 @@
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services:
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yule:
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image: ${IMAGE}
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container_name: yule
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ports:
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- "${SSH_PORT:-2222}:2222"
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restart: unless-stopped
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45
go.mod
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45
go.mod
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@@ -0,0 +1,45 @@
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module yule
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go 1.25
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require (
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github.com/charmbracelet/bubbles v0.21.0
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github.com/charmbracelet/bubbletea v1.3.10
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github.com/charmbracelet/lipgloss v1.1.0
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github.com/charmbracelet/ssh v0.0.0-20250826160808-ebfa259c7309
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github.com/charmbracelet/wish v1.4.7
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)
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require (
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github.com/anmitsu/go-shlex v0.0.0-20200514113438-38f4b401e2be // indirect
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github.com/aymanbagabas/go-osc52/v2 v2.0.1 // indirect
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github.com/charmbracelet/colorprofile v0.4.1 // indirect
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github.com/charmbracelet/keygen v0.5.4 // indirect
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github.com/charmbracelet/log v0.4.2 // indirect
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github.com/charmbracelet/x/ansi v0.11.3 // indirect
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github.com/charmbracelet/x/cellbuf v0.0.14 // indirect
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github.com/charmbracelet/x/conpty v0.2.0 // indirect
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github.com/charmbracelet/x/input v0.3.7 // indirect
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github.com/charmbracelet/x/term v0.2.2 // indirect
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github.com/charmbracelet/x/termios v0.1.1 // indirect
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github.com/charmbracelet/x/windows v0.2.2 // indirect
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github.com/clipperhouse/displaywidth v0.6.2 // indirect
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github.com/clipperhouse/stringish v0.1.1 // indirect
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github.com/clipperhouse/uax29/v2 v2.3.0 // indirect
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github.com/creack/pty v1.1.24 // indirect
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github.com/erikgeiser/coninput v0.0.0-20211004153227-1c3628e74d0f // indirect
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github.com/go-logfmt/logfmt v0.6.1 // indirect
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github.com/lucasb-eyer/go-colorful v1.3.0 // indirect
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github.com/mattn/go-isatty v0.0.20 // indirect
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github.com/mattn/go-localereader v0.0.1 // indirect
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github.com/mattn/go-runewidth v0.0.19 // indirect
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github.com/muesli/ansi v0.0.0-20230316100256-276c6243b2f6 // indirect
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github.com/muesli/cancelreader v0.2.2 // indirect
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github.com/muesli/termenv v0.16.0 // indirect
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github.com/rivo/uniseg v0.4.7 // indirect
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github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e // indirect
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golang.org/x/crypto v0.46.0 // indirect
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golang.org/x/exp v0.0.0-20251219203646-944ab1f22d93 // indirect
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golang.org/x/sys v0.39.0 // indirect
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golang.org/x/text v0.32.0 // indirect
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)
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86
go.sum
Normal file
86
go.sum
Normal file
@@ -0,0 +1,86 @@
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github.com/anmitsu/go-shlex v0.0.0-20200514113438-38f4b401e2be h1:9AeTilPcZAjCFIImctFaOjnTIavg87rW78vTPkQqLI8=
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|
github.com/anmitsu/go-shlex v0.0.0-20200514113438-38f4b401e2be/go.mod h1:ySMOLuWl6zY27l47sB3qLNK6tF2fkHG55UZxx8oIVo4=
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|
github.com/aymanbagabas/go-osc52/v2 v2.0.1 h1:HwpRHbFMcZLEVr42D4p7XBqjyuxQH5SMiErDT4WkJ2k=
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|
github.com/aymanbagabas/go-osc52/v2 v2.0.1/go.mod h1:uYgXzlJ7ZpABp8OJ+exZzJJhRNQ2ASbcXHWsFqH8hp8=
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|
github.com/charmbracelet/bubbles v0.21.0 h1:9TdC97SdRVg/1aaXNVWfFH3nnLAwOXr8Fn6u6mfQdFs=
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|
github.com/charmbracelet/bubbles v0.21.0/go.mod h1:HF+v6QUR4HkEpz62dx7ym2xc71/KBHg+zKwJtMw+qtg=
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|
github.com/charmbracelet/bubbletea v1.3.10 h1:otUDHWMMzQSB0Pkc87rm691KZ3SWa4KUlvF9nRvCICw=
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|
github.com/charmbracelet/bubbletea v1.3.10/go.mod h1:ORQfo0fk8U+po9VaNvnV95UPWA1BitP1E0N6xJPlHr4=
|
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|
github.com/charmbracelet/colorprofile v0.4.1 h1:a1lO03qTrSIRaK8c3JRxJDZOvhvIeSco3ej+ngLk1kk=
|
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|
github.com/charmbracelet/colorprofile v0.4.1/go.mod h1:U1d9Dljmdf9DLegaJ0nGZNJvoXAhayhmidOdcBwAvKk=
|
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|
github.com/charmbracelet/keygen v0.5.4 h1:XQYgf6UEaTGgQSSmiPpIQ78WfseNQp4Pz8N/c1OsrdA=
|
||||||
|
github.com/charmbracelet/keygen v0.5.4/go.mod h1:t4oBRr41bvK7FaJsAaAQhhkUuHslzFXVjOBwA55CZNM=
|
||||||
|
github.com/charmbracelet/lipgloss v1.1.0 h1:vYXsiLHVkK7fp74RkV7b2kq9+zDLoEU4MZoFqR/noCY=
|
||||||
|
github.com/charmbracelet/lipgloss v1.1.0/go.mod h1:/6Q8FR2o+kj8rz4Dq0zQc3vYf7X+B0binUUBwA0aL30=
|
||||||
|
github.com/charmbracelet/log v0.4.2 h1:hYt8Qj6a8yLnvR+h7MwsJv/XvmBJXiueUcI3cIxsyig=
|
||||||
|
github.com/charmbracelet/log v0.4.2/go.mod h1:qifHGX/tc7eluv2R6pWIpyHDDrrb/AG71Pf2ysQu5nw=
|
||||||
|
github.com/charmbracelet/ssh v0.0.0-20250826160808-ebfa259c7309 h1:dCVbCRRtg9+tsfiTXTp0WupDlHruAXyp+YoxGVofHHc=
|
||||||
|
github.com/charmbracelet/ssh v0.0.0-20250826160808-ebfa259c7309/go.mod h1:R9cISUs5kAH4Cq/rguNbSwcR+slE5Dfm8FEs//uoIGE=
|
||||||
|
github.com/charmbracelet/wish v1.4.7 h1:O+jdLac3s6GaqkOHHSwezejNK04vl6VjO1A+hl8J8Yc=
|
||||||
|
github.com/charmbracelet/wish v1.4.7/go.mod h1:OBZ8vC62JC5cvbxJLh+bIWtG7Ctmct+ewziuUWK+G14=
|
||||||
|
github.com/charmbracelet/x/ansi v0.11.3 h1:6DcVaqWI82BBVM/atTyq6yBoRLZFBsnoDoX9GCu2YOI=
|
||||||
|
github.com/charmbracelet/x/ansi v0.11.3/go.mod h1:yI7Zslym9tCJcedxz5+WBq+eUGMJT0bM06Fqy1/Y4dI=
|
||||||
|
github.com/charmbracelet/x/cellbuf v0.0.14 h1:iUEMryGyFTelKW3THW4+FfPgi4fkmKnnaLOXuc+/Kj4=
|
||||||
|
github.com/charmbracelet/x/cellbuf v0.0.14/go.mod h1:P447lJl49ywBbil/KjCk2HexGh4tEY9LH0/1QrZZ9rA=
|
||||||
|
github.com/charmbracelet/x/conpty v0.2.0 h1:eKtA2hm34qNfgJCDp/M6Dc0gLy7e07YEK4qAdNGOvVY=
|
||||||
|
github.com/charmbracelet/x/conpty v0.2.0/go.mod h1:fexgUnVrZgw8scD49f6VSi0Ggj9GWYIrpedRthAwW/8=
|
||||||
|
github.com/charmbracelet/x/input v0.3.7 h1:UzVbkt1vgM9dBQ+K+uRolBlN6IF2oLchmPKKo/aucXo=
|
||||||
|
github.com/charmbracelet/x/input v0.3.7/go.mod h1:ZSS9Cia6Cycf2T6ToKIOxeTBTDwl25AGwArJuGaOBH8=
|
||||||
|
github.com/charmbracelet/x/term v0.2.2 h1:xVRT/S2ZcKdhhOuSP4t5cLi5o+JxklsoEObBSgfgZRk=
|
||||||
|
github.com/charmbracelet/x/term v0.2.2/go.mod h1:kF8CY5RddLWrsgVwpw4kAa6TESp6EB5y3uxGLeCqzAI=
|
||||||
|
github.com/charmbracelet/x/termios v0.1.1 h1:o3Q2bT8eqzGnGPOYheoYS8eEleT5ZVNYNy8JawjaNZY=
|
||||||
|
github.com/charmbracelet/x/termios v0.1.1/go.mod h1:rB7fnv1TgOPOyyKRJ9o+AsTU/vK5WHJ2ivHeut/Pcwo=
|
||||||
|
github.com/charmbracelet/x/windows v0.2.2 h1:IofanmuvaxnKHuV04sC0eBy/smG6kIKrWG2/jYn2GuM=
|
||||||
|
github.com/charmbracelet/x/windows v0.2.2/go.mod h1:/8XtdKZzedat74NQFn0NGlGL4soHB0YQZrETF96h75k=
|
||||||
|
github.com/clipperhouse/displaywidth v0.6.2 h1:ZDpTkFfpHOKte4RG5O/BOyf3ysnvFswpyYrV7z2uAKo=
|
||||||
|
github.com/clipperhouse/displaywidth v0.6.2/go.mod h1:R+kHuzaYWFkTm7xoMmK1lFydbci4X2CicfbGstSGg0o=
|
||||||
|
github.com/clipperhouse/stringish v0.1.1 h1:+NSqMOr3GR6k1FdRhhnXrLfztGzuG+VuFDfatpWHKCs=
|
||||||
|
github.com/clipperhouse/stringish v0.1.1/go.mod h1:v/WhFtE1q0ovMta2+m+UbpZ+2/HEXNWYXQgCt4hdOzA=
|
||||||
|
github.com/clipperhouse/uax29/v2 v2.3.0 h1:SNdx9DVUqMoBuBoW3iLOj4FQv3dN5mDtuqwuhIGpJy4=
|
||||||
|
github.com/clipperhouse/uax29/v2 v2.3.0/go.mod h1:Wn1g7MK6OoeDT0vL+Q0SQLDz/KpfsVRgg6W7ihQeh4g=
|
||||||
|
github.com/creack/pty v1.1.24 h1:bJrF4RRfyJnbTJqzRLHzcGaZK1NeM5kTC9jGgovnR1s=
|
||||||
|
github.com/creack/pty v1.1.24/go.mod h1:08sCNb52WyoAwi2QDyzUCTgcvVFhUzewun7wtTfvcwE=
|
||||||
|
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/erikgeiser/coninput v0.0.0-20211004153227-1c3628e74d0f h1:Y/CXytFA4m6baUTXGLOoWe4PQhGxaX0KpnayAqC48p4=
|
||||||
|
github.com/erikgeiser/coninput v0.0.0-20211004153227-1c3628e74d0f/go.mod h1:vw97MGsxSvLiUE2X8qFplwetxpGLQrlU1Q9AUEIzCaM=
|
||||||
|
github.com/go-logfmt/logfmt v0.6.1 h1:4hvbpePJKnIzH1B+8OR/JPbTx37NktoI9LE2QZBBkvE=
|
||||||
|
github.com/go-logfmt/logfmt v0.6.1/go.mod h1:EV2pOAQoZaT1ZXZbqDl5hrymndi4SY9ED9/z6CO0XAk=
|
||||||
|
github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
|
||||||
|
github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
|
||||||
|
github.com/lucasb-eyer/go-colorful v1.3.0 h1:2/yBRLdWBZKrf7gB40FoiKfAWYQ0lqNcbuQwVHXptag=
|
||||||
|
github.com/lucasb-eyer/go-colorful v1.3.0/go.mod h1:R4dSotOR9KMtayYi1e77YzuveK+i7ruzyGqttikkLy0=
|
||||||
|
github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
|
||||||
|
github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
|
||||||
|
github.com/mattn/go-localereader v0.0.1 h1:ygSAOl7ZXTx4RdPYinUpg6W99U8jWvWi9Ye2JC/oIi4=
|
||||||
|
github.com/mattn/go-localereader v0.0.1/go.mod h1:8fBrzywKY7BI3czFoHkuzRoWE9C+EiG4R1k4Cjx5p88=
|
||||||
|
github.com/mattn/go-runewidth v0.0.19 h1:v++JhqYnZuu5jSKrk9RbgF5v4CGUjqRfBm05byFGLdw=
|
||||||
|
github.com/mattn/go-runewidth v0.0.19/go.mod h1:XBkDxAl56ILZc9knddidhrOlY5R/pDhgLpndooCuJAs=
|
||||||
|
github.com/muesli/ansi v0.0.0-20230316100256-276c6243b2f6 h1:ZK8zHtRHOkbHy6Mmr5D264iyp3TiX5OmNcI5cIARiQI=
|
||||||
|
github.com/muesli/ansi v0.0.0-20230316100256-276c6243b2f6/go.mod h1:CJlz5H+gyd6CUWT45Oy4q24RdLyn7Md9Vj2/ldJBSIo=
|
||||||
|
github.com/muesli/cancelreader v0.2.2 h1:3I4Kt4BQjOR54NavqnDogx/MIoWBFa0StPA8ELUXHmA=
|
||||||
|
github.com/muesli/cancelreader v0.2.2/go.mod h1:3XuTXfFS2VjM+HTLZY9Ak0l6eUKfijIfMUZ4EgX0QYo=
|
||||||
|
github.com/muesli/termenv v0.16.0 h1:S5AlUN9dENB57rsbnkPyfdGuWIlkmzJjbFf0Tf5FWUc=
|
||||||
|
github.com/muesli/termenv v0.16.0/go.mod h1:ZRfOIKPFDYQoDFF4Olj7/QJbW60Ol/kL1pU3VfY/Cnk=
|
||||||
|
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
|
||||||
|
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
|
||||||
|
github.com/rivo/uniseg v0.4.7 h1:WUdvkW8uEhrYfLC4ZzdpI2ztxP1I582+49Oc5Mq64VQ=
|
||||||
|
github.com/rivo/uniseg v0.4.7/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
|
||||||
|
github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
|
||||||
|
github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
|
||||||
|
github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e h1:JVG44RsyaB9T2KIHavMF/ppJZNG9ZpyihvCd0w101no=
|
||||||
|
github.com/xo/terminfo v0.0.0-20220910002029-abceb7e1c41e/go.mod h1:RbqR21r5mrJuqunuUZ/Dhy/avygyECGrLceyNeo4LiM=
|
||||||
|
golang.org/x/crypto v0.46.0 h1:cKRW/pmt1pKAfetfu+RCEvjvZkA9RimPbh7bhFjGVBU=
|
||||||
|
golang.org/x/crypto v0.46.0/go.mod h1:Evb/oLKmMraqjZ2iQTwDwvCtJkczlDuTmdJXoZVzqU0=
|
||||||
|
golang.org/x/exp v0.0.0-20251219203646-944ab1f22d93 h1:fQsdNF2N+/YewlRZiricy4P1iimyPKZ/xwniHj8Q2a0=
|
||||||
|
golang.org/x/exp v0.0.0-20251219203646-944ab1f22d93/go.mod h1:EPRbTFwzwjXj9NpYyyrvenVh9Y+GFeEvMNh7Xuz7xgU=
|
||||||
|
golang.org/x/sys v0.0.0-20210809222454-d867a43fc93e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||||
|
golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||||
|
golang.org/x/sys v0.39.0 h1:CvCKL8MeisomCi6qNZ+wbb0DN9E5AATixKsvNtMoMFk=
|
||||||
|
golang.org/x/sys v0.39.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
|
||||||
|
golang.org/x/term v0.38.0 h1:PQ5pkm/rLO6HnxFR7N2lJHOZX6Kez5Y1gDSJla6jo7Q=
|
||||||
|
golang.org/x/term v0.38.0/go.mod h1:bSEAKrOT1W+VSu9TSCMtoGEOUcKxOKgl3LE5QEF/xVg=
|
||||||
|
golang.org/x/text v0.32.0 h1:ZD01bjUt1FQ9WJ0ClOL5vxgxOI/sVCNgX1YtKwcY0mU=
|
||||||
|
golang.org/x/text v0.32.0/go.mod h1:o/rUWzghvpD5TXrTIBuJU77MTaN0ljMWE47kxGJQ7jY=
|
||||||
|
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
|
||||||
|
gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
|
||||||
258
main.go
Normal file
258
main.go
Normal file
@@ -0,0 +1,258 @@
|
|||||||
|
package main
|
||||||
|
|
||||||
|
import (
|
||||||
|
"context"
|
||||||
|
"errors"
|
||||||
|
"log"
|
||||||
|
"math/rand"
|
||||||
|
"net"
|
||||||
|
"os"
|
||||||
|
"os/signal"
|
||||||
|
"syscall"
|
||||||
|
"time"
|
||||||
|
|
||||||
|
"github.com/charmbracelet/bubbles/viewport"
|
||||||
|
tea "github.com/charmbracelet/bubbletea"
|
||||||
|
"github.com/charmbracelet/lipgloss"
|
||||||
|
"github.com/charmbracelet/ssh"
|
||||||
|
"github.com/charmbracelet/wish"
|
||||||
|
"github.com/charmbracelet/wish/activeterm"
|
||||||
|
"github.com/charmbracelet/wish/bubbletea"
|
||||||
|
"github.com/charmbracelet/wish/logging"
|
||||||
|
)
|
||||||
|
|
||||||
|
const (
|
||||||
|
host = "0.0.0.0"
|
||||||
|
port = "2222"
|
||||||
|
)
|
||||||
|
|
||||||
|
func init() {
|
||||||
|
rand.Seed(time.Now().UnixNano())
|
||||||
|
}
|
||||||
|
|
||||||
|
func main() {
|
||||||
|
s, err := wish.NewServer(
|
||||||
|
wish.WithAddress(net.JoinHostPort(host, port)),
|
||||||
|
wish.WithMiddleware(
|
||||||
|
bubbletea.Middleware(teaHandler),
|
||||||
|
activeterm.Middleware(),
|
||||||
|
logging.Middleware(),
|
||||||
|
),
|
||||||
|
)
|
||||||
|
if err != nil {
|
||||||
|
log.Fatalln(err)
|
||||||
|
}
|
||||||
|
|
||||||
|
done := make(chan os.Signal, 1)
|
||||||
|
signal.Notify(done, os.Interrupt, syscall.SIGINT, syscall.SIGTERM)
|
||||||
|
|
||||||
|
log.Printf("🔥 Yule Log SSH Server starting on %s:%s", host, port)
|
||||||
|
log.Printf("Connect with: ssh localhost -p %s", port)
|
||||||
|
|
||||||
|
go func() {
|
||||||
|
if err = s.ListenAndServe(); err != nil && !errors.Is(err, ssh.ErrServerClosed) {
|
||||||
|
log.Fatalln(err)
|
||||||
|
}
|
||||||
|
}()
|
||||||
|
|
||||||
|
<-done
|
||||||
|
log.Println("Shutting down server...")
|
||||||
|
ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
|
||||||
|
defer cancel()
|
||||||
|
if err := s.Shutdown(ctx); err != nil {
|
||||||
|
log.Fatalln(err)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
func teaHandler(s ssh.Session) (tea.Model, []tea.ProgramOption) {
|
||||||
|
pty, _, _ := s.Pty()
|
||||||
|
m := newModel(pty.Window.Width, pty.Window.Height)
|
||||||
|
return m, []tea.ProgramOption{tea.WithAltScreen()}
|
||||||
|
}
|
||||||
|
|
||||||
|
type tickMsg time.Time
|
||||||
|
|
||||||
|
type model struct {
|
||||||
|
width int
|
||||||
|
height int
|
||||||
|
viewport viewport.Model
|
||||||
|
buffer []int
|
||||||
|
}
|
||||||
|
|
||||||
|
func newModel(width, height int) model {
|
||||||
|
vp := viewport.New(width, height)
|
||||||
|
size := width * height
|
||||||
|
return model{
|
||||||
|
width: width,
|
||||||
|
height: height,
|
||||||
|
viewport: vp,
|
||||||
|
buffer: make([]int, size+width+1),
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
func (m model) Init() tea.Cmd {
|
||||||
|
return tick()
|
||||||
|
}
|
||||||
|
|
||||||
|
func tick() tea.Cmd {
|
||||||
|
return tea.Tick(30*time.Millisecond, func(t time.Time) tea.Msg {
|
||||||
|
return tickMsg(t)
|
||||||
|
})
|
||||||
|
}
|
||||||
|
|
||||||
|
func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
|
||||||
|
switch msg := msg.(type) {
|
||||||
|
case tea.KeyMsg:
|
||||||
|
switch msg.String() {
|
||||||
|
case "q", "ctrl+c", "esc":
|
||||||
|
return m, tea.Quit
|
||||||
|
}
|
||||||
|
case tea.WindowSizeMsg:
|
||||||
|
m.width = msg.Width
|
||||||
|
m.height = msg.Height
|
||||||
|
m.viewport.Width = msg.Width
|
||||||
|
m.viewport.Height = msg.Height
|
||||||
|
size := msg.Width * msg.Height
|
||||||
|
m.buffer = make([]int, size+msg.Width+1)
|
||||||
|
case tickMsg:
|
||||||
|
m.updateFire()
|
||||||
|
return m, tick()
|
||||||
|
}
|
||||||
|
return m, nil
|
||||||
|
}
|
||||||
|
|
||||||
|
func (m *model) updateFire() {
|
||||||
|
width := m.width
|
||||||
|
height := m.height - 1
|
||||||
|
if width <= 0 || height <= 0 {
|
||||||
|
return
|
||||||
|
}
|
||||||
|
|
||||||
|
size := width * height
|
||||||
|
if len(m.buffer) < size+width+1 {
|
||||||
|
m.buffer = make([]int, size+width+1)
|
||||||
|
}
|
||||||
|
|
||||||
|
// Inject heat on bottom row
|
||||||
|
for i := 0; i < width/9; i++ {
|
||||||
|
idx := rand.Intn(width) + width*(height-1)
|
||||||
|
if idx >= 0 && idx < len(m.buffer) {
|
||||||
|
m.buffer[idx] = 65
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// Propagate and cool
|
||||||
|
for i := 0; i < size; i++ {
|
||||||
|
if i+width+1 >= len(m.buffer) {
|
||||||
|
continue
|
||||||
|
}
|
||||||
|
b0 := m.buffer[i]
|
||||||
|
b1 := m.buffer[i+1]
|
||||||
|
b2 := m.buffer[i+width]
|
||||||
|
b3 := m.buffer[i+width+1]
|
||||||
|
v := (b0 + b1 + b2 + b3) / 4
|
||||||
|
m.buffer[i] = v
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
func (m model) View() string {
|
||||||
|
return m.renderFire()
|
||||||
|
}
|
||||||
|
|
||||||
|
// ANSI 256-color palette for fire effect (from dark to bright)
|
||||||
|
var fireStyles = []lipgloss.Style{
|
||||||
|
lipgloss.NewStyle().Foreground(lipgloss.Color("0")), // black
|
||||||
|
lipgloss.NewStyle().Foreground(lipgloss.Color("52")), // dark red
|
||||||
|
lipgloss.NewStyle().Foreground(lipgloss.Color("88")), // dark red 2
|
||||||
|
lipgloss.NewStyle().Foreground(lipgloss.Color("124")), // red
|
||||||
|
lipgloss.NewStyle().Foreground(lipgloss.Color("160")), // red 2
|
||||||
|
lipgloss.NewStyle().Foreground(lipgloss.Color("196")), // bright red
|
||||||
|
lipgloss.NewStyle().Foreground(lipgloss.Color("202")), // orange-red
|
||||||
|
lipgloss.NewStyle().Foreground(lipgloss.Color("208")), // orange
|
||||||
|
lipgloss.NewStyle().Foreground(lipgloss.Color("214")), // orange-yellow
|
||||||
|
lipgloss.NewStyle().Foreground(lipgloss.Color("220")), // yellow
|
||||||
|
lipgloss.NewStyle().Foreground(lipgloss.Color("226")), // bright yellow
|
||||||
|
lipgloss.NewStyle().Foreground(lipgloss.Color("227")), // light yellow
|
||||||
|
lipgloss.NewStyle().Foreground(lipgloss.Color("228")), // pale yellow
|
||||||
|
lipgloss.NewStyle().Foreground(lipgloss.Color("229")), // near white
|
||||||
|
lipgloss.NewStyle().Foreground(lipgloss.Color("230")), // white-yellow
|
||||||
|
}
|
||||||
|
|
||||||
|
var fireChars = []rune{' ', '.', ':', '^', '*', 'x', 's', 'S', '#', '$'}
|
||||||
|
|
||||||
|
func getFireStyle(v int) lipgloss.Style {
|
||||||
|
if v <= 0 {
|
||||||
|
return fireStyles[0]
|
||||||
|
} else if v <= 2 {
|
||||||
|
return fireStyles[1]
|
||||||
|
} else if v <= 4 {
|
||||||
|
return fireStyles[2]
|
||||||
|
} else if v <= 6 {
|
||||||
|
return fireStyles[3]
|
||||||
|
} else if v <= 8 {
|
||||||
|
return fireStyles[4]
|
||||||
|
} else if v <= 10 {
|
||||||
|
return fireStyles[5]
|
||||||
|
} else if v <= 13 {
|
||||||
|
return fireStyles[6]
|
||||||
|
} else if v <= 16 {
|
||||||
|
return fireStyles[7]
|
||||||
|
} else if v <= 20 {
|
||||||
|
return fireStyles[8]
|
||||||
|
} else if v <= 25 {
|
||||||
|
return fireStyles[9]
|
||||||
|
} else if v <= 30 {
|
||||||
|
return fireStyles[10]
|
||||||
|
} else if v <= 40 {
|
||||||
|
return fireStyles[11]
|
||||||
|
} else if v <= 50 {
|
||||||
|
return fireStyles[12]
|
||||||
|
} else if v <= 60 {
|
||||||
|
return fireStyles[13]
|
||||||
|
}
|
||||||
|
return fireStyles[14]
|
||||||
|
}
|
||||||
|
|
||||||
|
func (m model) renderFire() string {
|
||||||
|
width := m.width
|
||||||
|
height := m.height - 1
|
||||||
|
|
||||||
|
if width < 10 || height < 5 {
|
||||||
|
return "Terminal too small"
|
||||||
|
}
|
||||||
|
|
||||||
|
var output string
|
||||||
|
|
||||||
|
for row := 0; row < height; row++ {
|
||||||
|
line := ""
|
||||||
|
for col := 0; col < width; col++ {
|
||||||
|
i := col + row*width
|
||||||
|
v := 0
|
||||||
|
if i < len(m.buffer) {
|
||||||
|
v = m.buffer[i]
|
||||||
|
}
|
||||||
|
|
||||||
|
style := getFireStyle(v)
|
||||||
|
|
||||||
|
chIdx := v
|
||||||
|
if chIdx > 9 {
|
||||||
|
chIdx = 9
|
||||||
|
}
|
||||||
|
if chIdx < 0 {
|
||||||
|
chIdx = 0
|
||||||
|
}
|
||||||
|
|
||||||
|
line += style.Render(string(fireChars[chIdx]))
|
||||||
|
}
|
||||||
|
output += line + "\n"
|
||||||
|
}
|
||||||
|
|
||||||
|
footer := "Press 'q' to exit"
|
||||||
|
footerStyle := lipgloss.NewStyle().
|
||||||
|
Foreground(lipgloss.Color("240")).
|
||||||
|
Width(width).
|
||||||
|
Align(lipgloss.Center)
|
||||||
|
output += footerStyle.Render(footer)
|
||||||
|
|
||||||
|
return output
|
||||||
|
}
|
||||||
Reference in New Issue
Block a user