60 lines
1.7 KiB
Go
60 lines
1.7 KiB
Go
package readers
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import (
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"StoreBackEnd/pkg/protocol"
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"StoreBackEnd/pkg/protocol/repository"
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"StoreBackEnd/pkg/protocol/rules/writers"
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"bufio"
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"fmt"
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"os"
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)
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// EraseFileRulePrefix Identifiant de cette règle
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const EraseFileRulePrefix = "ERASEFILE"
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// EraseFileRule Demande de suppression d'un fichier
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type EraseFileRule struct {
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// Cmd Nom de la règle
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Cmd string
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// matcher Permet de vérifier le matching
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matcher *protocol.RegexMatcher
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// protocolRepo Instance de ProtocolRepository
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protocolRepo *repository.ProtocolRepository
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// storagePath Chemin de stockage du fichier
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storagePath string
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}
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// CreateEraseFileRule Création d'une instance de EraseFileRule
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func CreateEraseFileRule(pattern string, protocolRepo *repository.ProtocolRepository, storagePath string) protocol.IProtocolReader {
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return &EraseFileRule{
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Cmd: EraseFileRulePrefix,
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matcher: protocol.CreateRegexMatcher(pattern),
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protocolRepo: protocolRepo,
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storagePath: storagePath,
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}
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}
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func (rule EraseFileRule) GetCmd() string {
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return rule.Cmd
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}
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func (rule EraseFileRule) Execute(data string) (*protocol.ProtocolWriterResult, func(reader *bufio.Reader) *protocol.ProtocolWriterResult) {
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if rule.Match(data) {
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values := rule.matcher.Parse(data)
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errRemoveFile := os.Remove(fmt.Sprintf("%s/%s", rule.storagePath, values[1]))
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if errRemoveFile != nil {
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return rule.protocolRepo.ExecuteWriter(writers.EraseErrorRulePrefix), nil
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}
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return rule.protocolRepo.ExecuteWriter(writers.EraseOkRulePrefix), nil
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} else {
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return rule.protocolRepo.ExecuteWriter(writers.EraseErrorRulePrefix), nil
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}
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}
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func (rule EraseFileRule) Match(data string) bool {
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return rule.matcher.Match(data)
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}
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