mirror of
https://github.com/facundoolano/jorge.git
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130 lines
3.5 KiB
Go
130 lines
3.5 KiB
Go
package config
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import (
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"errors"
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"fmt"
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"maps"
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"os"
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"path/filepath"
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"gopkg.in/yaml.v3"
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)
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// The properties that are depended upon in the source code are declared explicitly in the config struct.
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// The constructors will set default values for most.
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// Depending on the command, different defaults will be used (serve is assumed to be a "dev" environment
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// while build is assumed to be prod)
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// Some defaults could be overridden by cli flags (eg disable live reload on serve).
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// The user can override some of those via config yaml.
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// The non declared values found in config yaml will just be passed as site.config values
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type Config struct {
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RootDir string
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SrcDir string
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TargetDir string
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LayoutsDir string
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IncludesDir string
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DataDir string
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SiteUrl string
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PostFormat string
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Lang string
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HighlightTheme string
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Minify bool
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LiveReload bool
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LinkStatic bool
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IncludeDrafts bool
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ServerHost string
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ServerPort int
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pageDefaults map[string]interface{}
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// the user provided overrides, as found in config.yml
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// these will passed as found as template context
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overrides map[string]interface{}
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}
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func Load(rootDir string) (*Config, error) {
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// TODO allow to disable minify
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config := &Config{
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RootDir: rootDir,
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SrcDir: filepath.Join(rootDir, "src"),
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TargetDir: filepath.Join(rootDir, "target"),
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LayoutsDir: filepath.Join(rootDir, "layouts"),
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IncludesDir: filepath.Join(rootDir, "includes"),
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DataDir: filepath.Join(rootDir, "data"),
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PostFormat: "blog/:title.org",
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Lang: "en",
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HighlightTheme: "github",
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Minify: true,
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LiveReload: false,
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LinkStatic: false,
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IncludeDrafts: false,
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pageDefaults: map[string]interface{}{},
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}
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// load overrides from config.yml
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configPath := filepath.Join(rootDir, "config.yml")
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yamlContent, err := os.ReadFile(configPath)
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if errors.Is(err, os.ErrNotExist) {
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// config file is not mandatory
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return config, nil
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} else if err != nil {
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return nil, err
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}
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err = yaml.Unmarshal(yamlContent, &config.overrides)
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if err != nil {
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return nil, err
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}
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// set user-provided overrides of declared config keys
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// TODO less copypasty way of declaring config overrides
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if url, found := config.overrides["url"]; found {
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config.SiteUrl = url.(string)
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}
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if format, found := config.overrides["post_format"]; found {
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config.PostFormat = format.(string)
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}
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if format, found := config.overrides["lang"]; found {
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config.Lang = format.(string)
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}
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if format, found := config.overrides["highlight_theme"]; found {
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config.HighlightTheme = format.(string)
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}
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return config, nil
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}
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func LoadDev(rootDir string, host string, port int, reload bool) (*Config, error) {
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// TODO revisit is this Load vs LoadDevServer is the best way to handle both modes
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// TODO some of the options need to be overridable: host, port, live reload at least
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config, err := Load(rootDir)
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if err != nil {
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return nil, err
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}
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// setup serve command specific overrides (these could be eventually tweaked with flags)
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config.ServerHost = host
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config.ServerPort = port
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config.LiveReload = reload
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config.Minify = false
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config.LinkStatic = true
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config.IncludeDrafts = true
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config.SiteUrl = fmt.Sprintf("http://%s:%d", config.ServerHost, config.ServerPort)
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return config, nil
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}
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func (config Config) AsContext() map[string]interface{} {
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context := map[string]interface{}{
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"url": config.SiteUrl,
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}
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maps.Copy(context, config.overrides)
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return context
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}
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