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4 changed files with 0 additions and 168 deletions

77
cache/file.go vendored
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@ -1,77 +0,0 @@
package cache
import (
"errors"
"fmt"
"os"
"path/filepath"
"time"
"git.nakama.town/fmartingr/gotoolkit/model"
)
var _ model.Cache = (*FileCache)(nil)
type FileCache struct {
path string
}
func (c *FileCache) Get(key string) (result any, err error) {
path := filepath.Join(c.path, key)
contents, err := os.ReadFile(path)
if err != nil {
if errors.Is(err, os.ErrNotExist) || errors.Is(err, os.ErrPermission) {
return result, model.ErrCacheKeyDontExist
}
return
}
return contents, nil
}
func (c *FileCache) GetWithExpiry(key string, expiration time.Duration) (result any, err error) {
path := filepath.Join(c.path, key)
info, err := os.Stat(path)
if err != nil {
return result, model.ErrCacheKeyDontExist
}
if info.ModTime().Add(expiration).Before(time.Now()) {
c.Delete(key)
return result, model.ErrCacheKeyDontExist
}
return c.Get(key)
}
func (c *FileCache) Set(key string, value any) error {
path := filepath.Join(c.path, key)
if err := os.WriteFile(path, value.([]byte), 0766); err != nil {
return fmt.Errorf("error writting cache file: %s", err)
}
return nil
}
func (c *FileCache) Delete(key string) error {
path := filepath.Join(c.path, key)
return os.Remove(path)
}
func NewFileCache(folderName string) (*FileCache, error) {
userCacheDir, err := os.UserCacheDir()
if err != nil {
return nil, fmt.Errorf("Could not retrieve user cache directory: %w", err)
}
path := filepath.Join(userCacheDir, folderName)
if err := os.MkdirAll(path, 0755); err != nil {
return nil, fmt.Errorf("couldn't create cache directory: %w", err)
}
return &FileCache{
path: path,
}, nil
}

53
cache/memory.go vendored
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@ -1,53 +0,0 @@
package cache
import (
"sync"
"time"
"git.nakama.town/fmartingr/gotoolkit/model"
)
var _ model.Cache = (*MemoryCache)(nil)
type MemoryCache struct {
data map[string]any
dataMu sync.RWMutex
}
func (c *MemoryCache) Get(key string) (result any, err error) {
c.dataMu.RLock()
defer c.dataMu.RUnlock()
result, exists := c.data[key]
if !exists {
return result, model.ErrCacheKeyDontExist
}
return
}
func (c *MemoryCache) GetWithExpiry(key string, expiration time.Duration) (any, error) {
// TODO: Implement expiration in memory cache.
return c.Get(key)
}
func (c *MemoryCache) Set(key string, value any) error {
c.dataMu.Lock()
c.data[key] = value
c.dataMu.Unlock()
return nil
}
func (c *MemoryCache) Delete(key string) error {
c.dataMu.Lock()
delete(c.data, key)
c.dataMu.Unlock()
return nil
}
func NewMemoryCache() *MemoryCache {
return &MemoryCache{
data: make(map[string]any),
}
}

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@ -1,18 +0,0 @@
package model
import (
"errors"
)
var ErrCacheKeyDontExist = errors.New("cache key don't exist")
type Cache interface {
Get(key string) (any, error)
GetWithOptions(key string, opts ...CacheGetOption)
Set(key string, value any) error
SetWithOptions(key string, value any, opts ...CacheSetOption)
Delete(key string) error
}
type CacheGetOption func()
type CacheSetOption func()

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@ -1,20 +0,0 @@
package paths
import (
"os/user"
"path/filepath"
"strings"
)
func ExpandUser(providedPath string) string {
var path string = providedPath
usr, _ := user.Current()
dir := usr.HomeDir
if providedPath == "~" {
path = dir
} else if strings.HasPrefix(providedPath, "~/") {
path = filepath.Join(dir, providedPath[2:])
}
return path
}