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Maas Lalani
commit
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10
go.mod
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10
go.mod
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@ -0,0 +1,10 @@
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module github.com/maaslalani/confetty
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go 1.16
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require (
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github.com/charmbracelet/bubbles v0.8.0
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github.com/charmbracelet/bubbletea v0.14.1
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github.com/charmbracelet/lipgloss v0.3.0
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golang.org/x/term v0.0.0-20210422114643-f5beecf764ed
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)
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47
go.sum
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47
go.sum
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github.com/atotto/clipboard v0.1.2/go.mod h1:ZY9tmq7sm5xIbd9bOK4onWV4S6X0u6GY7Vn0Yu86PYI=
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github.com/charmbracelet/bubbles v0.8.0 h1:+l2op90Ag37Vn+30O1hbg/0wBl+e+sxHhgY1F/rvdHs=
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github.com/charmbracelet/bubbles v0.8.0/go.mod h1:5WX1sSSjNCgCrzvRMN/z23HxvWaa+AI16Ch0KPZPeDs=
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github.com/charmbracelet/bubbletea v0.13.1/go.mod h1:tp9tr9Dadh0PLhgiwchE5zZJXm5543JYjHG9oY+5qSg=
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github.com/charmbracelet/bubbletea v0.14.1 h1:pD/bM5LBEH/nDo7nKcgNUgi4uRHQhpWTIHZbG5vuSlc=
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github.com/charmbracelet/bubbletea v0.14.1/go.mod h1:b5lOf5mLjMg1tRn1HVla54guZB+jvsyV0yYAQja95zE=
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github.com/charmbracelet/lipgloss v0.1.2/go.mod h1:5D8zradw52m7QmxRF6QgwbwJi9je84g8MkWiGN07uKg=
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github.com/charmbracelet/lipgloss v0.3.0 h1:5MysOD6sHr4RP4jkZNWGVIul5GKoOsP12NgbgXPvAlA=
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github.com/charmbracelet/lipgloss v0.3.0/go.mod h1:VkhdBS2eNAmRkTwRKLJCFhCOVkjntMusBDxv7TXahuk=
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github.com/containerd/console v1.0.1 h1:u7SFAJyRqWcG6ogaMAx3KjSTy1e3hT9QxqX7Jco7dRc=
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github.com/containerd/console v1.0.1/go.mod h1:XUsP6YE/mKtz6bxc+I8UiKKTP04qjQL4qcS3XoQ5xkw=
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github.com/google/goterm v0.0.0-20190703233501-fc88cf888a3f/go.mod h1:nOFQdrUlIlx6M6ODdSpBj1NVA+VgLC6kmw60mkw34H4=
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github.com/lucasb-eyer/go-colorful v1.0.3/go.mod h1:R4dSotOR9KMtayYi1e77YzuveK+i7ruzyGqttikkLy0=
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github.com/lucasb-eyer/go-colorful v1.2.0 h1:1nnpGOrhyZZuNyfu1QjKiUICQ74+3FNCN69Aj6K7nkY=
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github.com/lucasb-eyer/go-colorful v1.2.0/go.mod h1:R4dSotOR9KMtayYi1e77YzuveK+i7ruzyGqttikkLy0=
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github.com/mattn/go-isatty v0.0.12 h1:wuysRhFDzyxgEmMf5xjvJ2M9dZoWAXNNr5LSBS7uHXY=
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github.com/mattn/go-isatty v0.0.12/go.mod h1:cbi8OIDigv2wuxKPP5vlRcQ1OAZbq2CE4Kysco4FUpU=
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github.com/mattn/go-runewidth v0.0.9/go.mod h1:H031xJmbD/WCDINGzjvQ9THkh0rPKHF+m2gUSrubnMI=
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github.com/mattn/go-runewidth v0.0.10/go.mod h1:RAqKPSqVFrSLVXbA8x7dzmKdmGzieGRCM46jaSJTDAk=
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github.com/mattn/go-runewidth v0.0.12/go.mod h1:RAqKPSqVFrSLVXbA8x7dzmKdmGzieGRCM46jaSJTDAk=
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github.com/mattn/go-runewidth v0.0.13 h1:lTGmDsbAYt5DmK6OnoV7EuIF1wEIFAcxld6ypU4OSgU=
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github.com/mattn/go-runewidth v0.0.13/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
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github.com/muesli/reflow v0.2.1-0.20210115123740-9e1d0d53df68 h1:y1p/ycavWjGT9FnmSjdbWUlLGvcxrY0Rw3ATltrxOhk=
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github.com/muesli/reflow v0.2.1-0.20210115123740-9e1d0d53df68/go.mod h1:Xk+z4oIWdQqJzsxyjgl3P22oYZnHdZ8FFTHAQQt5BMQ=
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github.com/muesli/termenv v0.7.2/go.mod h1:ct2L5N2lmix82RaY3bMWwVu/jUFc9Ule0KGDCiKYPh8=
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github.com/muesli/termenv v0.8.1 h1:9q230czSP3DHVpkaPDXGp0TOfAwyjyYwXlUCQxQSaBk=
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github.com/muesli/termenv v0.8.1/go.mod h1:kzt/D/4a88RoheZmwfqorY3A+tnsSMA9HJC/fQSFKo0=
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github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
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github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
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github.com/rivo/uniseg v0.1.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
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github.com/rivo/uniseg v0.2.0 h1:S1pD9weZBuJdFmowNwbpi7BJ8TNftyUImj/0WQi72jY=
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github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
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golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
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golang.org/x/crypto v0.0.0-20201012173705-84dcc777aaee/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
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golang.org/x/crypto v0.0.0-20201016220609-9e8e0b390897/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
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golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
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golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
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golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/sys v0.0.0-20200116001909-b77594299b42/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/sys v0.0.0-20200916030750-2334cc1a136f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/sys v0.0.0-20201009025420-dfb3f7c4e634/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/sys v0.0.0-20210119212857-b64e53b001e4 h1:myAQVi0cGEoqQVR5POX+8RR2mrocKqNN1hmeMqhX27k=
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golang.org/x/sys v0.0.0-20210119212857-b64e53b001e4/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/term v0.0.0-20210422114643-f5beecf764ed h1:Ei4bQjjpYUsS4efOUz+5Nz++IVkHk87n2zBA0NxBWc0=
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golang.org/x/term v0.0.0-20210422114643-f5beecf764ed/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
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golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
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18
main.go
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18
main.go
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package main
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import (
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"fmt"
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"os"
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"github.com/maaslalani/confetty/pkg/confetty"
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tea "github.com/charmbracelet/bubbletea"
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)
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func main() {
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p := tea.NewProgram(confetty.InitialModel())
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if err := p.Start(); err != nil {
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fmt.Println(err)
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os.Exit(1)
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}
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}
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148
pkg/confetty/confetty.go
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148
pkg/confetty/confetty.go
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package confetty
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import (
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"fmt"
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"math"
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"math/rand"
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"strings"
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"time"
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"github.com/charmbracelet/bubbles/viewport"
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tea "github.com/charmbracelet/bubbletea"
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"github.com/charmbracelet/lipgloss"
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"golang.org/x/term"
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)
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const (
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fps = 60.0
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)
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var colors = []lipgloss.Color{
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lipgloss.Color("#a864fd"),
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lipgloss.Color("#29cdff"),
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lipgloss.Color("#78ff44"),
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lipgloss.Color("#ff718d"),
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lipgloss.Color("#fdff6a"),
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}
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type frameMsg time.Time
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func animate() tea.Cmd {
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return tea.Tick(time.Second/fps, func(t time.Time) tea.Msg {
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return frameMsg(t)
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})
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}
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func waitASec(ms int) tea.Cmd {
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return func() tea.Msg {
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time.Sleep(time.Millisecond * time.Duration(ms))
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return nil
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}
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}
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type model struct {
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particles []*Particle
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viewport viewport.Model
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}
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type Particle struct {
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char string
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acc Acceleration
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vel Velocity
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pos Position
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color lipgloss.Color
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}
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type Position struct {
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x float64
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y float64
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}
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type Velocity struct {
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x float64
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y float64
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}
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type Acceleration struct {
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x float64
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y float64
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}
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var characters = []string{"▄", "▀", "█"} // "▓", "▒", "░"}
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func InitialModel() model {
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particles := []*Particle{}
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width, height, err := term.GetSize(0)
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if err != nil {
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panic(err)
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}
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for i := 0; i < 25; i++ {
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x := float64(width / 2)
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y := float64(height / 2)
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p := &Particle{
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char: lipgloss.NewStyle().Foreground(colors[rand.Intn(len(colors))]).Render(characters[rand.Intn(len(characters))]),
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pos: Position{x: x, y: y},
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vel: Velocity{x: (rand.Float64() - 0.5) * 100, y: (rand.Float64() - 0.5) * 100},
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acc: Acceleration{x: 0, y: 9.8},
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}
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particles = append(particles, p)
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}
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return model{particles: particles}
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}
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func (m model) Init() tea.Cmd {
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return tea.Sequentially(waitASec(500), animate())
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}
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func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
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switch msg := msg.(type) {
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case tea.KeyMsg:
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return m, tea.Quit
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case frameMsg:
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for _, p := range m.particles {
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p.pos.y, p.vel.y = p.pos.y+p.vel.y/fps, p.vel.y+p.acc.y/fps
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p.pos.x, p.vel.x = p.pos.x+p.vel.x/fps, p.vel.x+p.acc.x/fps
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}
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return m, animate()
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case tea.WindowSizeMsg:
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m.viewport.Width = msg.Width
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m.viewport.Height = msg.Height
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return m, nil
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default:
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return m, nil
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}
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}
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func (m model) View() string {
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if m.viewport.Height <= 0 || m.viewport.Width <= 0 {
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return ""
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}
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var out strings.Builder
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grid := make([][]string, m.viewport.Height)
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for i := range grid {
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grid[i] = make([]string, m.viewport.Width)
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}
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for _, p := range m.particles {
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y := int(math.Round(p.pos.y))
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x := int(math.Round(p.pos.x))
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if y < 0 || x < 0 || x >= m.viewport.Width-1 || y >= m.viewport.Height-1 {
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continue
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}
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grid[y][x] = p.char
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}
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for i := range grid {
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for _, col := range grid[i] {
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if col == "" {
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fmt.Fprint(&out, " ")
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} else {
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fmt.Fprint(&out, col)
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}
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}
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fmt.Fprint(&out, "\n")
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}
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return out.String()
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}
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