1 files changed, 148 insertions, 0 deletions
diff --git a/static/templates-noembed.go b/static/templates-noembed.go
new file mode 100644
index 0000000..7a3c541
--- /dev/null
+++ b/static/templates-noembed.go
@@ -0,0 +1,148 @@
+//go:build !embed
+// +build !embed
+
+package static
+
+import (
+	"bytes"
+	"io/fs"
+	"os"
+	"strings"
+	"time"
+)
+
+var Templates FS
+
+type file struct {
+	path    string
+	name    string
+	content []byte
+}
+
+var templateNames = []string{}
+var templates = make(map[string][]file)
+var StaticPath string
+
+func CopyTemplatesToMemory() {
+	baseDir, err := os.ReadDir(StaticPath)
+	try(err)
+
+	for _, c := range baseDir {
+		if c.IsDir() {
+			templateNames = append(templateNames, c.Name())
+
+			var filePath strings.Builder
+			filePath.WriteString(StaticPath)
+			filePath.WriteString("/")
+			filePath.WriteString(c.Name())
+
+			dir, err := os.ReadDir(filePath.String())
+			try(err)
+
+			filePath.WriteString("/")
+			for _, cd := range dir {
+				f, err := os.ReadFile(filePath.String() + cd.Name())
+				try(err)
+				templates[c.Name()] = append(templates[c.Name()], file{
+					content: f,
+					name:    cd.Name(),
+					path:    c.Name() + "/" + cd.Name(),
+				})
+			}
+		}
+	}
+}
+
+type FS struct{}
+
+func (FS) Open(name string) (fs.File, error) {
+	for i, l := 0, len(templateNames); i < l; i++ {
+		for _, x := range templates[templateNames[i]] {
+			if x.content != nil && name == x.path {
+				return &File{
+					name:    x.path,
+					content: bytes.NewBuffer(x.content),
+				}, nil
+			}
+		}
+	}
+	return nil, &fs.PathError{}
+}
+
+func (FS) Glob(pattern string) ([]string, error) {
+	trimmed := strings.Split(pattern, "/")
+	var matches = []string{}
+	for x, s := range templates {
+		for i, l := 0, len(s); i < l && trimmed[0] == x; i++ {
+			s := s[i]
+			matches = append(matches, s.path)
+		}
+	}
+	if len(matches) != 0 {
+		return matches, nil
+	}
+	return nil, &fs.PathError{}
+}
+
+func try(err error) {
+	if err != nil {
+		println(err.Error())
+		os.Exit(1)
+	}
+}
+
+/* сделано на основе https://github.com/psanford/memfs; требуется для корректной работы templates.ParseFS */
+type fileInfo struct {
+	name string
+}
+
+func (fi fileInfo) Name() string {
+	return fi.name
+}
+
+func (fi fileInfo) Size() int64 {
+	return 4096
+}
+
+func (fileInfo) Mode() fs.FileMode {
+	return 0
+}
+
+func (fileInfo) ModTime() time.Time {
+	return time.Time{}
+}
+
+func (fileInfo) IsDir() bool {
+	return false
+}
+
+func (fileInfo) Sys() interface{} {
+	return nil
+}
+
+type File struct {
+	name    string
+	content *bytes.Buffer
+	closed  bool
+}
+
+func (f *File) Stat() (fs.FileInfo, error) {
+	return fileInfo{
+		name: f.name,
+	}, nil
+}
+
+func (f *File) Read(b []byte) (int, error) {
+	if f.closed {
+		return 0, fs.ErrClosed
+	}
+	return f.content.Read(b)
+}
+
+func (f *File) Close() error {
+	if f.closed {
+		return fs.ErrClosed
+	}
+	f.closed = true
+	return nil
+}