meti-backend/internal/processor/letter_processor.go

320 lines
11 KiB
Go
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2025-08-09 18:58:22 +07:00
package processor
import (
"context"
"time"
"eslogad-be/internal/appcontext"
"eslogad-be/internal/contract"
"eslogad-be/internal/entities"
"eslogad-be/internal/repository"
"eslogad-be/internal/transformer"
"github.com/google/uuid"
)
type LetterProcessorImpl struct {
letterRepo *repository.LetterIncomingRepository
attachRepo *repository.LetterIncomingAttachmentRepository
txManager *repository.TxManager
activity *ActivityLogProcessorImpl
// new repos for dispositions
dispositionRepo *repository.LetterDispositionRepository
dispositionActionSelRepo *repository.LetterDispositionActionSelectionRepository
dispositionNoteRepo *repository.DispositionNoteRepository
// discussion repo
discussionRepo *repository.LetterDiscussionRepository
}
func NewLetterProcessor(letterRepo *repository.LetterIncomingRepository, attachRepo *repository.LetterIncomingAttachmentRepository, txManager *repository.TxManager, activity *ActivityLogProcessorImpl, dispRepo *repository.LetterDispositionRepository, dispSelRepo *repository.LetterDispositionActionSelectionRepository, noteRepo *repository.DispositionNoteRepository, discussionRepo *repository.LetterDiscussionRepository) *LetterProcessorImpl {
return &LetterProcessorImpl{letterRepo: letterRepo, attachRepo: attachRepo, txManager: txManager, activity: activity, dispositionRepo: dispRepo, dispositionActionSelRepo: dispSelRepo, dispositionNoteRepo: noteRepo, discussionRepo: discussionRepo}
}
func (p *LetterProcessorImpl) CreateIncomingLetter(ctx context.Context, req *contract.CreateIncomingLetterRequest) (*contract.IncomingLetterResponse, error) {
var result *contract.IncomingLetterResponse
err := p.txManager.WithTransaction(ctx, func(txCtx context.Context) error {
userID := appcontext.FromGinContext(txCtx).UserID
entity := &entities.LetterIncoming{
ReferenceNumber: req.ReferenceNumber,
Subject: req.Subject,
Description: req.Description,
PriorityID: req.PriorityID,
SenderInstitutionID: req.SenderInstitutionID,
ReceivedDate: req.ReceivedDate,
DueDate: req.DueDate,
Status: entities.LetterIncomingStatusNew,
CreatedBy: userID,
}
if err := p.letterRepo.Create(txCtx, entity); err != nil {
return err
}
if p.activity != nil {
action := "letter.created"
if err := p.activity.Log(txCtx, entity.ID, action, &userID, nil, nil, nil, nil, nil, map[string]interface{}{}); err != nil {
return err
}
}
attachments := make([]entities.LetterIncomingAttachment, 0, len(req.Attachments))
for _, a := range req.Attachments {
attachments = append(attachments, entities.LetterIncomingAttachment{
LetterID: entity.ID,
FileURL: a.FileURL,
FileName: a.FileName,
FileType: a.FileType,
UploadedBy: &userID,
})
}
if len(attachments) > 0 {
if err := p.attachRepo.CreateBulk(txCtx, attachments); err != nil {
return err
}
if p.activity != nil {
action := "attachment.uploaded"
for _, a := range attachments {
ctxMap := map[string]interface{}{"file_name": a.FileName, "file_type": a.FileType}
if err := p.activity.Log(txCtx, entity.ID, action, &userID, nil, nil, nil, nil, nil, ctxMap); err != nil {
return err
}
}
}
}
savedAttachments, _ := p.attachRepo.ListByLetter(txCtx, entity.ID)
result = transformer.LetterEntityToContract(entity, savedAttachments)
return nil
})
if err != nil {
return nil, err
}
return result, nil
}
func (p *LetterProcessorImpl) GetIncomingLetterByID(ctx context.Context, id uuid.UUID) (*contract.IncomingLetterResponse, error) {
entity, err := p.letterRepo.Get(ctx, id)
if err != nil {
return nil, err
}
atts, _ := p.attachRepo.ListByLetter(ctx, id)
return transformer.LetterEntityToContract(entity, atts), nil
}
func (p *LetterProcessorImpl) ListIncomingLetters(ctx context.Context, req *contract.ListIncomingLettersRequest) (*contract.ListIncomingLettersResponse, error) {
page, limit := req.Page, req.Limit
if page <= 0 {
page = 1
}
if limit <= 0 {
limit = 10
}
filter := repository.ListIncomingLettersFilter{Status: req.Status, Query: req.Query}
list, total, err := p.letterRepo.List(ctx, filter, limit, (page-1)*limit)
if err != nil {
return nil, err
}
respList := make([]contract.IncomingLetterResponse, 0, len(list))
for _, e := range list {
atts, _ := p.attachRepo.ListByLetter(ctx, e.ID)
resp := transformer.LetterEntityToContract(&e, atts)
respList = append(respList, *resp)
}
return &contract.ListIncomingLettersResponse{Letters: respList, Pagination: transformer.CreatePaginationResponse(int(total), page, limit)}, nil
}
func (p *LetterProcessorImpl) UpdateIncomingLetter(ctx context.Context, id uuid.UUID, req *contract.UpdateIncomingLetterRequest) (*contract.IncomingLetterResponse, error) {
var out *contract.IncomingLetterResponse
err := p.txManager.WithTransaction(ctx, func(txCtx context.Context) error {
entity, err := p.letterRepo.Get(txCtx, id)
if err != nil {
return err
}
fromStatus := string(entity.Status)
if req.ReferenceNumber != nil {
entity.ReferenceNumber = req.ReferenceNumber
}
if req.Subject != nil {
entity.Subject = *req.Subject
}
if req.Description != nil {
entity.Description = req.Description
}
if req.PriorityID != nil {
entity.PriorityID = req.PriorityID
}
if req.SenderInstitutionID != nil {
entity.SenderInstitutionID = req.SenderInstitutionID
}
if req.ReceivedDate != nil {
entity.ReceivedDate = *req.ReceivedDate
}
if req.DueDate != nil {
entity.DueDate = req.DueDate
}
if req.Status != nil {
entity.Status = entities.LetterIncomingStatus(*req.Status)
}
if err := p.letterRepo.Update(txCtx, entity); err != nil {
return err
}
toStatus := string(entity.Status)
if p.activity != nil && fromStatus != toStatus {
userID := appcontext.FromGinContext(txCtx).UserID
action := "status.changed"
if err := p.activity.Log(txCtx, id, action, &userID, nil, nil, nil, &fromStatus, &toStatus, map[string]interface{}{}); err != nil {
return err
}
}
atts, _ := p.attachRepo.ListByLetter(txCtx, id)
out = transformer.LetterEntityToContract(entity, atts)
return nil
})
if err != nil {
return nil, err
}
return out, nil
}
func (p *LetterProcessorImpl) SoftDeleteIncomingLetter(ctx context.Context, id uuid.UUID) error {
return p.txManager.WithTransaction(ctx, func(txCtx context.Context) error {
if err := p.letterRepo.SoftDelete(txCtx, id); err != nil {
return err
}
if p.activity != nil {
userID := appcontext.FromGinContext(txCtx).UserID
action := "letter.deleted"
if err := p.activity.Log(txCtx, id, action, &userID, nil, nil, nil, nil, nil, map[string]interface{}{}); err != nil {
return err
}
}
return nil
})
}
func (p *LetterProcessorImpl) CreateDispositions(ctx context.Context, req *contract.CreateLetterDispositionRequest) (*contract.ListDispositionsResponse, error) {
var out *contract.ListDispositionsResponse
err := p.txManager.WithTransaction(ctx, func(txCtx context.Context) error {
userID := appcontext.FromGinContext(txCtx).UserID
created := make([]entities.LetterDisposition, 0, len(req.ToDepartmentIDs))
for _, toDept := range req.ToDepartmentIDs {
disp := entities.LetterDisposition{
LetterID: req.LetterID,
FromDepartmentID: nil,
ToDepartmentID: &toDept,
Notes: req.Notes,
Status: entities.DispositionPending,
CreatedBy: userID,
}
if err := p.dispositionRepo.Create(txCtx, &disp); err != nil {
return err
}
created = append(created, disp)
if len(req.SelectedActions) > 0 {
selections := make([]entities.LetterDispositionActionSelection, 0, len(req.SelectedActions))
for _, sel := range req.SelectedActions {
selections = append(selections, entities.LetterDispositionActionSelection{
DispositionID: disp.ID,
ActionID: sel.ActionID,
Note: sel.Note,
CreatedBy: userID,
})
}
if err := p.dispositionActionSelRepo.CreateBulk(txCtx, selections); err != nil {
return err
}
}
if p.activity != nil {
action := "disposition.created"
for _, d := range created {
ctxMap := map[string]interface{}{"to_department_id": d.ToDepartmentID}
if err := p.activity.Log(txCtx, req.LetterID, action, &userID, nil, nil, &d.ID, nil, nil, ctxMap); err != nil {
return err
}
}
}
}
out = &contract.ListDispositionsResponse{Dispositions: transformer.DispositionsToContract(created)}
return nil
})
if err != nil {
return nil, err
}
return out, nil
}
func (p *LetterProcessorImpl) ListDispositionsByLetter(ctx context.Context, letterID uuid.UUID) (*contract.ListDispositionsResponse, error) {
list, err := p.dispositionRepo.ListByLetter(ctx, letterID)
if err != nil {
return nil, err
}
return &contract.ListDispositionsResponse{Dispositions: transformer.DispositionsToContract(list)}, nil
}
func (p *LetterProcessorImpl) CreateDiscussion(ctx context.Context, letterID uuid.UUID, req *contract.CreateLetterDiscussionRequest) (*contract.LetterDiscussionResponse, error) {
var out *contract.LetterDiscussionResponse
err := p.txManager.WithTransaction(ctx, func(txCtx context.Context) error {
userID := appcontext.FromGinContext(txCtx).UserID
mentions := entities.JSONB(nil)
if req.Mentions != nil {
mentions = entities.JSONB(req.Mentions)
}
disc := &entities.LetterDiscussion{LetterID: letterID, ParentID: req.ParentID, UserID: userID, Message: req.Message, Mentions: mentions}
if err := p.discussionRepo.Create(txCtx, disc); err != nil {
return err
}
if p.activity != nil {
action := "discussion.created"
tgt := "discussion"
ctxMap := map[string]interface{}{"message": req.Message, "parent_id": req.ParentID}
if err := p.activity.Log(txCtx, letterID, action, &userID, nil, &tgt, &disc.ID, nil, nil, ctxMap); err != nil {
return err
}
}
out = transformer.DiscussionEntityToContract(disc)
return nil
})
if err != nil {
return nil, err
}
return out, nil
}
func (p *LetterProcessorImpl) UpdateDiscussion(ctx context.Context, letterID uuid.UUID, discussionID uuid.UUID, req *contract.UpdateLetterDiscussionRequest) (*contract.LetterDiscussionResponse, error) {
var out *contract.LetterDiscussionResponse
err := p.txManager.WithTransaction(ctx, func(txCtx context.Context) error {
disc, err := p.discussionRepo.Get(txCtx, discussionID)
if err != nil {
return err
}
oldMessage := disc.Message
disc.Message = req.Message
if req.Mentions != nil {
disc.Mentions = entities.JSONB(req.Mentions)
}
now := time.Now()
disc.EditedAt = &now
if err := p.discussionRepo.Update(txCtx, disc); err != nil {
return err
}
if p.activity != nil {
userID := appcontext.FromGinContext(txCtx).UserID
action := "discussion.updated"
tgt := "discussion"
ctxMap := map[string]interface{}{"old_message": oldMessage, "new_message": req.Message}
if err := p.activity.Log(txCtx, letterID, action, &userID, nil, &tgt, &disc.ID, nil, nil, ctxMap); err != nil {
return err
}
}
out = transformer.DiscussionEntityToContract(disc)
return nil
})
if err != nil {
return nil, err
}
return out, nil
}