wehub-resource-sync
131 lines
5.0 KiB
Go
131 lines
5.0 KiB
Go
package main
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import (
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"embed"
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"encoding/json"
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"io/fs"
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"os"
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"path/filepath"
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"time"
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"github.com/adrg/xdg"
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)
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const defaultOutputFilename = "freeze.png"
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// Config is the configuration options for a screenshot.
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type Config struct {
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Input string `json:",omitempty" arg:"" help:"Code to screenshot." optional:""`
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// Window
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Background string `json:"background" help:"Apply a background fill." short:"b" placeholder:"#171717" group:"Window"`
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Margin []float64 `json:"margin" help:"Apply margin to the window." short:"m" placeholder:"0" group:"Window"`
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Padding []float64 `json:"padding" help:"Apply padding to the code." short:"p" placeholder:"0" group:"Window"`
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Window bool `json:"window" help:"Display window controls." group:"Window"`
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Width float64 `json:"width" help:"Width of terminal window." short:"W" group:"Window"`
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Height float64 `json:"height" help:"Height of terminal window." short:"H" group:"Window"`
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// Settings
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Version bool `json:"version" help:"Display Freeze's version." short:"v" group:"Settings"`
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Config string `json:"config,omitempty" help:"Base configuration file or template." short:"c" group:"Settings" default:"default" placeholder:"base"`
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Interactive bool `hidden:"" json:",omitempty" help:"Use an interactive form for configuration options." short:"i" group:"Settings"`
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Language string `json:"language,omitempty" help:"Language of code file." short:"l" group:"Settings" placeholder:"go"`
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Theme string `json:"theme" help:"Theme to use for syntax highlighting." short:"t" group:"Settings" placeholder:"charm"`
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Wrap int `json:"wrap" help:"Wrap lines at a specific width." short:"w" group:"Settings" default:"0" placeholder:"80"`
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Output string `json:"output,omitempty" help:"Output location for {{.svg}}, {{.png}}, or {{.webp}}." short:"o" group:"Settings" default:"" placeholder:"freeze.svg"`
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Execute string `json:"-" help:"Capture output of command execution." short:"x" group:"Settings" default:""`
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ExecuteTimeout time.Duration `json:"-" help:"Execution timeout." group:"Settings" default:"10s" prefix:"execute." name:"timeout" hidden:""`
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// Decoration
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Border Border `json:"border" embed:"" prefix:"border." group:"Border"`
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Shadow Shadow `json:"shadow" embed:"" prefix:"shadow." help:"add a shadow to the window" short:"s" group:"Shadow"`
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// Font
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Font Font `json:"font" embed:"" prefix:"font." group:"Font"`
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// Line
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LineHeight float64 `json:"line_height" help:"Line height relative to font size." group:"Line" placeholder:"1.2"`
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Lines []int `json:"-" help:"Lines to capture (start,end)." group:"Line" placeholder:"0,-1" value:"0,-1"`
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ShowLineNumbers bool `json:"show_line_numbers" help:"" group:"Line" placeholder:"false"`
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}
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// Shadow is the configuration options for a drop shadow.
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type Shadow struct {
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Blur float64 `json:"blur" help:"Shadow Gaussian Blur." placeholder:"0"`
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X float64 `json:"x" help:"Shadow offset {{x}} coordinate." placeholder:"0"`
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Y float64 `json:"y" help:"Shadow offset {{y}} coordinate." placeholder:"0"`
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}
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// Border is the configuration options for a window border.
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type Border struct {
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Radius float64 `json:"radius" help:"Corner radius of window." short:"r" placeholder:"0"`
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Width float64 `json:"width" help:"Border width thickness." placeholder:"1"`
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Color string `json:"color" help:"Border color." placeholder:"#000"`
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}
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// Font is the configuration options for a font.
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type Font struct {
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Family string `json:"family" help:"Font family to use for code." placeholder:"monospace"`
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File string `json:"file" help:"Font file to embed." placeholder:"monospace.ttf"`
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Size float64 `json:"size" help:"Font size to use for code." placeholder:"14"`
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Ligatures bool `json:"ligatures" help:"Use ligatures in the font." placeholder:"true" value:"true" negatable:""`
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}
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//go:embed configurations/*
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var configs embed.FS
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func expandPadding(p []float64, scale float64) []float64 {
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switch len(p) {
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case 1:
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return []float64{p[top] * scale, p[top] * scale, p[top] * scale, p[top] * scale}
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case 2:
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return []float64{p[top] * scale, p[right] * scale, p[top] * scale, p[right] * scale}
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case 4:
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return []float64{p[top] * scale, p[right] * scale, p[bottom] * scale, p[left] * scale}
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default:
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return []float64{0, 0, 0, 0}
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}
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}
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var expandMargin = expandPadding
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type side int
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const (
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top side = 0
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right side = 1
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bottom side = 2
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left side = 3
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)
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var userConfigPath = filepath.Join(xdg.ConfigHome, "freeze", "user.json")
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func loadUserConfig() (fs.File, error) {
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return os.Open(userConfigPath) //nolint: wrapcheck
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}
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func saveUserConfig(config Config) error {
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config.Input = ""
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config.Output = ""
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config.Interactive = false
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err := os.MkdirAll(filepath.Dir(userConfigPath), os.ModePerm) //nolint:gosec
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if err != nil {
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return err //nolint: wrapcheck
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}
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f, err := os.Create(userConfigPath)
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if err != nil {
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return err //nolint: wrapcheck
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}
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b, err := json.Marshal(config)
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if err != nil {
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return err //nolint: wrapcheck
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}
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_, err = f.Write(b)
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printFilenameOutput(userConfigPath)
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return err //nolint: wrapcheck
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}
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