Move internal packages to an internal folder

For reference: https://go.dev/doc/go1.4#internalpackages

ui/static/static.go

@@ -1,172 +0,0 @@
-// SPDX-FileCopyrightText: Copyright The Miniflux Authors. All rights reserved.
-// SPDX-License-Identifier: Apache-2.0
-
-package static // import "miniflux.app/v2/ui/static"
-
-import (
-	"bytes"
-	"crypto/sha256"
-	"embed"
-	"fmt"
-
-	"github.com/tdewolff/minify/v2"
-	"github.com/tdewolff/minify/v2/css"
-	"github.com/tdewolff/minify/v2/js"
-)
-
-// Static assets.
-var (
-	StylesheetBundleChecksums map[string]string
-	StylesheetBundles         map[string][]byte
-	JavascriptBundleChecksums map[string]string
-	JavascriptBundles         map[string][]byte
-)
-
-//go:embed bin/*
-var binaryFiles embed.FS
-
-//go:embed css/*.css
-var stylesheetFiles embed.FS
-
-//go:embed js/*.js
-var javascriptFiles embed.FS
-
-var binaryFileChecksums map[string]string
-
-// CalculateBinaryFileChecksums generates hash of embed binary files.
-func CalculateBinaryFileChecksums() error {
-	binaryFileChecksums = make(map[string]string)
-
-	dirEntries, err := binaryFiles.ReadDir("bin")
-	if err != nil {
-		return err
-	}
-
-	for _, dirEntry := range dirEntries {
-		data, err := LoadBinaryFile(dirEntry.Name())
-		if err != nil {
-			return err
-		}
-
-		binaryFileChecksums[dirEntry.Name()] = fmt.Sprintf("%x", sha256.Sum256(data))
-	}
-
-	return nil
-}
-
-// LoadBinaryFile loads an embed binary file.
-func LoadBinaryFile(filename string) ([]byte, error) {
-	return binaryFiles.ReadFile(fmt.Sprintf(`bin/%s`, filename))
-}
-
-// GetBinaryFileChecksum returns a binary file checksum.
-func GetBinaryFileChecksum(filename string) (string, error) {
-	if _, found := binaryFileChecksums[filename]; !found {
-		return "", fmt.Errorf(`static: unable to find checksum for %q`, filename)
-	}
-	return binaryFileChecksums[filename], nil
-}
-
-// GenerateStylesheetsBundles creates CSS bundles.
-func GenerateStylesheetsBundles() error {
-	var bundles = map[string][]string{
-		"light_serif":       {"css/light.css", "css/serif.css", "css/common.css"},
-		"light_sans_serif":  {"css/light.css", "css/sans_serif.css", "css/common.css"},
-		"dark_serif":        {"css/dark.css", "css/serif.css", "css/common.css"},
-		"dark_sans_serif":   {"css/dark.css", "css/sans_serif.css", "css/common.css"},
-		"system_serif":      {"css/system.css", "css/serif.css", "css/common.css"},
-		"system_sans_serif": {"css/system.css", "css/sans_serif.css", "css/common.css"},
-	}
-
-	StylesheetBundles = make(map[string][]byte)
-	StylesheetBundleChecksums = make(map[string]string)
-
-	minifier := minify.New()
-	minifier.AddFunc("text/css", css.Minify)
-
-	for bundle, srcFiles := range bundles {
-		var buffer bytes.Buffer
-
-		for _, srcFile := range srcFiles {
-			fileData, err := stylesheetFiles.ReadFile(srcFile)
-			if err != nil {
-				return err
-			}
-
-			buffer.Write(fileData)
-		}
-
-		minifiedData, err := minifier.Bytes("text/css", buffer.Bytes())
-		if err != nil {
-			return err
-		}
-
-		StylesheetBundles[bundle] = minifiedData
-		StylesheetBundleChecksums[bundle] = fmt.Sprintf("%x", sha256.Sum256(minifiedData))
-	}
-
-	return nil
-}
-
-// GenerateJavascriptBundles creates JS bundles.
-func GenerateJavascriptBundles() error {
-	var bundles = map[string][]string{
-		"app": {
-			"js/dom_helper.js",
-			"js/touch_handler.js",
-			"js/keyboard_handler.js",
-			"js/request_builder.js",
-			"js/modal_handler.js",
-			"js/app.js",
-			"js/bootstrap.js",
-		},
-		"service-worker": {
-			"js/service_worker.js",
-		},
-	}
-
-	var prefixes = map[string]string{
-		"app": "(function(){'use strict';",
-	}
-
-	var suffixes = map[string]string{
-		"app": "})();",
-	}
-
-	JavascriptBundles = make(map[string][]byte)
-	JavascriptBundleChecksums = make(map[string]string)
-
-	minifier := minify.New()
-	minifier.AddFunc("text/javascript", js.Minify)
-
-	for bundle, srcFiles := range bundles {
-		var buffer bytes.Buffer
-
-		if prefix, found := prefixes[bundle]; found {
-			buffer.WriteString(prefix)
-		}
-
-		for _, srcFile := range srcFiles {
-			fileData, err := javascriptFiles.ReadFile(srcFile)
-			if err != nil {
-				return err
-			}
-
-			buffer.Write(fileData)
-		}
-
-		if suffix, found := suffixes[bundle]; found {
-			buffer.WriteString(suffix)
-		}
-
-		minifiedData, err := minifier.Bytes("text/javascript", buffer.Bytes())
-		if err != nil {
-			return err
-		}
-
-		JavascriptBundles[bundle] = minifiedData
-		JavascriptBundleChecksums[bundle] = fmt.Sprintf("%x", sha256.Sum256(minifiedData))
-	}
-
-	return nil
-}