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package cms
import (
"fmt"
"io/fs"
"os"
"path/filepath"
"strconv"
"strings"
)
func CreateWidget(root string, opts WidgetOptions) (string, error) {
path, data, err := renderWidgetConfig(root, opts)
if err != nil {
return "", err
}
return path, writeNewFile(path, data)
}
func UpsertWidget(root string, opts WidgetOptions) (string, error) {
path, data, err := renderWidgetConfig(root, opts)
if err != nil {
return "", err
}
return path, writeFile(path, data)
}
func renderWidgetConfig(root string, opts WidgetOptions) (string, []byte, error) {
widgetType := slugify(opts.Type)
if widgetType == "" || widgetType == "untitled" {
return "", nil, fmt.Errorf("widget type is required")
}
name := slugify(opts.Name)
if name == "" || name == "untitled" {
name = widgetType
}
section := slugify(opts.Section)
if section == "" || section == "untitled" {
section = "articles"
}
limit := opts.Limit
if limit < 1 {
limit = 5
}
path := filepath.Join(root, "site/widgets", name+".toml")
data := "name = " + formatString(name) + "\n" +
"type = " + formatString(widgetType) + "\n" +
"section = " + formatString(section) + "\n" +
"limit = " + strconv.Itoa(limit) + "\n"
return path, []byte(data), nil
}
func LoadWidgets(root string) (map[string]Widget, error) {
dir := filepath.Join(root, "site/widgets")
widgets := map[string]Widget{}
if _, err := os.Stat(dir); err != nil {
if os.IsNotExist(err) {
return widgets, nil
}
return nil, err
}
err := filepath.WalkDir(dir, func(path string, entry fs.DirEntry, err error) error {
if err != nil {
return err
}
if entry.IsDir() || filepath.Ext(path) != ".toml" {
return nil
}
widget, err := loadWidget(path)
if err != nil {
return err
}
widgets[widget.Name] = widget
return nil
})
return widgets, err
}
func loadWidget(path string) (Widget, error) {
data, err := os.ReadFile(path)
if err != nil {
return Widget{}, err
}
table, err := parseSimpleTable(string(data))
if err != nil {
return Widget{}, fmt.Errorf("%s: %w", path, err)
}
limit, _ := strconv.Atoi(table.values["limit"])
if limit < 1 {
limit = 5
}
name := table.values["name"]
if name == "" {
name = strings.TrimSuffix(filepath.Base(path), filepath.Ext(path))
}
section := table.values["section"]
if section == "" {
section = "articles"
}
return Widget{
Name: name,
Type: table.values["type"],
Section: section,
Limit: limit,
}, nil
}
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