package chore import ( "encoding/json" "fmt" "html" "log" "math" "math/rand" "strconv" "strings" "time" auth "donetick.com/core/internal/authorization" chModel "donetick.com/core/internal/chore/model" chRepo "donetick.com/core/internal/chore/repo" cRepo "donetick.com/core/internal/circle/repo" nRepo "donetick.com/core/internal/notifier/repo" nps "donetick.com/core/internal/notifier/service" telegram "donetick.com/core/internal/notifier/telegram" tRepo "donetick.com/core/internal/thing/repo" uModel "donetick.com/core/internal/user/model" "donetick.com/core/logging" jwt "github.com/appleboy/gin-jwt/v2" "github.com/gin-gonic/gin" ) type ThingTrigger struct { ID int `json:"thingID" binding:"required"` TriggerState string `json:"triggerState" binding:"required"` Condition string `json:"condition"` } type ChoreReq struct { Name string `json:"name" binding:"required"` FrequencyType string `json:"frequencyType"` ID int `json:"id"` DueDate string `json:"dueDate"` Assignees []chModel.ChoreAssignees `json:"assignees"` AssignStrategy string `json:"assignStrategy" binding:"required"` AssignedTo int `json:"assignedTo"` IsRolling bool `json:"isRolling"` IsActive bool `json:"isActive"` Frequency int `json:"frequency"` FrequencyMetadata *chModel.FrequencyMetadata `json:"frequencyMetadata"` Notification bool `json:"notification"` NotificationMetadata *chModel.NotificationMetadata `json:"notificationMetadata"` Labels []string `json:"labels"` ThingTrigger *ThingTrigger `json:"thingTrigger"` } type Handler struct { choreRepo *chRepo.ChoreRepository circleRepo *cRepo.CircleRepository notifier *telegram.TelegramNotifier nPlanner *nps.NotificationPlanner nRepo *nRepo.NotificationRepository tRepo *tRepo.ThingRepository } func NewHandler(cr *chRepo.ChoreRepository, circleRepo *cRepo.CircleRepository, nt *telegram.TelegramNotifier, np *nps.NotificationPlanner, nRepo *nRepo.NotificationRepository, tRepo *tRepo.ThingRepository) *Handler { return &Handler{ choreRepo: cr, circleRepo: circleRepo, notifier: nt, nPlanner: np, nRepo: nRepo, tRepo: tRepo, } } func (h *Handler) getChores(c *gin.Context) { u, ok := auth.CurrentUser(c) if !ok { c.JSON(500, gin.H{ "error": "Error getting current circle", }) return } chores, err := h.choreRepo.GetChores(c, u.CircleID, u.ID) if err != nil { c.JSON(500, gin.H{ "error": "Error getting chores", }) return } c.JSON(200, gin.H{ "res": chores, }) } func (h *Handler) getChore(c *gin.Context) { currentUser, ok := auth.CurrentUser(c) if !ok { c.JSON(500, gin.H{ "error": "Error getting current user", }) return } rawID := c.Param("id") id, err := strconv.Atoi(rawID) if err != nil { c.JSON(400, gin.H{ "error": "Invalid ID", }) return } chore, err := h.choreRepo.GetChore(c, id) if err != nil { c.JSON(500, gin.H{ "error": "Error getting chore", }) return } isAssignee := false for _, assignee := range chore.Assignees { if assignee.UserID == currentUser.ID { isAssignee = true break } } if currentUser.ID != chore.CreatedBy && !isAssignee { c.JSON(403, gin.H{ "error": "You are not allowed to view this chore", }) return } c.JSON(200, gin.H{ "res": chore, }) } func (h *Handler) createChore(c *gin.Context) { logger := logging.FromContext(c) currentUser, ok := auth.CurrentUser(c) logger.Debug("Create chore", "currentUser", currentUser) if !ok { c.JSON(500, gin.H{ "error": "Error getting current user", }) return } // Validate chore: var choreReq ChoreReq if err := c.ShouldBindJSON(&choreReq); err != nil { log.Print(err) c.JSON(400, gin.H{ "error": "Invalid request", }) return } circleUsers, err := h.circleRepo.GetCircleUsers(c, currentUser.CircleID) for _, assignee := range choreReq.Assignees { userFound := false for _, circleUser := range circleUsers { if assignee.UserID == circleUser.UserID { userFound = true break } } if !userFound { c.JSON(400, gin.H{ "error": "Assignee not found in circle", }) return } } if choreReq.AssignedTo <= 0 && len(choreReq.Assignees) > 0 { // if the assigned to field is not set, randomly assign the chore to one of the assignees choreReq.AssignedTo = choreReq.Assignees[rand.Intn(len(choreReq.Assignees))].UserID } var dueDate *time.Time if choreReq.DueDate != "" { rawDueDate, err := time.Parse(time.RFC3339, choreReq.DueDate) rawDueDate = rawDueDate.UTC() dueDate = &rawDueDate if err != nil { c.JSON(400, gin.H{ "error": "Invalid date", }) return } } freqencyMetadataBytes, err := json.Marshal(choreReq.FrequencyMetadata) if err != nil { c.JSON(500, gin.H{ "error": "Error marshalling frequency metadata", }) return } stringFrequencyMetadata := string(freqencyMetadataBytes) notificationMetadataBytes, err := json.Marshal(choreReq.NotificationMetadata) if err != nil { c.JSON(500, gin.H{ "error": "Error marshalling notification metadata", }) return } stringNotificationMetadata := string(notificationMetadataBytes) var stringLabels *string if len(choreReq.Labels) > 0 { var escapedLabels []string for _, label := range choreReq.Labels { escapedLabels = append(escapedLabels, html.EscapeString(label)) } labels := strings.Join(escapedLabels, ",") stringLabels = &labels } createdChore := &chModel.Chore{ Name: choreReq.Name, FrequencyType: choreReq.FrequencyType, Frequency: choreReq.Frequency, FrequencyMetadata: &stringFrequencyMetadata, NextDueDate: dueDate, AssignStrategy: choreReq.AssignStrategy, AssignedTo: choreReq.AssignedTo, IsRolling: choreReq.IsRolling, UpdatedBy: currentUser.ID, IsActive: true, Notification: choreReq.Notification, NotificationMetadata: &stringNotificationMetadata, Labels: stringLabels, CreatedBy: currentUser.ID, CreatedAt: time.Now().UTC(), CircleID: currentUser.CircleID, } id, err := h.choreRepo.CreateChore(c, createdChore) createdChore.ID = id if err != nil { c.JSON(500, gin.H{ "error": "Error creating chore", }) return } var choreAssignees []*chModel.ChoreAssignees for _, assignee := range choreReq.Assignees { choreAssignees = append(choreAssignees, &chModel.ChoreAssignees{ ChoreID: id, UserID: assignee.UserID, }) } if err := h.choreRepo.UpdateChoreAssignees(c, choreAssignees); err != nil { c.JSON(500, gin.H{ "error": "Error adding chore assignees", }) return } go func() { h.nPlanner.GenerateNotifications(c, createdChore) }() shouldReturn := HandleThingAssociation(choreReq, h, c, currentUser) if shouldReturn { return } c.JSON(200, gin.H{ "res": id, }) } func (h *Handler) editChore(c *gin.Context) { // logger := logging.FromContext(c) currentUser, ok := auth.CurrentUser(c) if !ok { c.JSON(500, gin.H{ "error": "Error getting current user", }) return } var choreReq ChoreReq if err := c.ShouldBindJSON(&choreReq); err != nil { log.Print(err) c.JSON(400, gin.H{ "error": "Invalid request", }) return } circleUsers, err := h.circleRepo.GetCircleUsers(c, currentUser.CircleID) if err != nil { c.JSON(500, gin.H{ "error": "Error getting circle users", }) return } existedChoreAssignees, err := h.choreRepo.GetChoreAssignees(c, choreReq.ID) if err != nil { c.JSON(500, gin.H{ "error": "Error getting chore assignees", }) return } var choreAssigneesToAdd []*chModel.ChoreAssignees var choreAssigneesToDelete []*chModel.ChoreAssignees // filter assignees that not in the circle for _, assignee := range choreReq.Assignees { userFound := false for _, circleUser := range circleUsers { if assignee.UserID == circleUser.UserID { userFound = true break } } if !userFound { c.JSON(400, gin.H{ "error": "Assignee not found in circle", }) return } userAlreadyAssignee := false for _, existedChoreAssignee := range existedChoreAssignees { if existedChoreAssignee.UserID == assignee.UserID { userAlreadyAssignee = true break } } if !userAlreadyAssignee { choreAssigneesToAdd = append(choreAssigneesToAdd, &chModel.ChoreAssignees{ ChoreID: choreReq.ID, UserID: assignee.UserID, }) } } // remove assignees if they are not in the assignees list anymore for _, existedChoreAssignee := range existedChoreAssignees { userFound := false for _, assignee := range choreReq.Assignees { if existedChoreAssignee.UserID == assignee.UserID { userFound = true break } } if !userFound { choreAssigneesToDelete = append(choreAssigneesToDelete, existedChoreAssignee) } } var dueDate *time.Time if choreReq.DueDate != "" { rawDueDate, err := time.Parse(time.RFC3339, choreReq.DueDate) rawDueDate = rawDueDate.UTC() dueDate = &rawDueDate if err != nil { c.JSON(400, gin.H{ "error": "Invalid date", }) return } } // validate assignedTo part of the assignees: assigneeFound := false for _, assignee := range choreReq.Assignees { if assignee.UserID == choreReq.AssignedTo { assigneeFound = true break } } if !assigneeFound { c.JSON(400, gin.H{ "error": "Assigned to not found in assignees", }) return } if choreReq.AssignedTo <= 0 && len(choreReq.Assignees) > 0 { // if the assigned to field is not set, randomly assign the chore to one of the assignees choreReq.AssignedTo = choreReq.Assignees[rand.Intn(len(choreReq.Assignees))].UserID } oldChore, err := h.choreRepo.GetChore(c, choreReq.ID) if err != nil { c.JSON(500, gin.H{ "error": "Error getting chore", }) return } if currentUser.ID != oldChore.CreatedBy { c.JSON(403, gin.H{ "error": "You are not allowed to edit this chore", }) return } freqencyMetadataBytes, err := json.Marshal(choreReq.FrequencyMetadata) if err != nil { c.JSON(500, gin.H{ "error": "Error marshalling frequency metadata", }) return } stringFrequencyMetadata := string(freqencyMetadataBytes) notificationMetadataBytes, err := json.Marshal(choreReq.NotificationMetadata) if err != nil { c.JSON(500, gin.H{ "error": "Error marshalling notification metadata", }) return } stringNotificationMetadata := string(notificationMetadataBytes) // escape special characters in labels and store them as a string : var stringLabels *string if len(choreReq.Labels) > 0 { var escapedLabels []string for _, label := range choreReq.Labels { escapedLabels = append(escapedLabels, html.EscapeString(label)) } labels := strings.Join(escapedLabels, ",") stringLabels = &labels } updatedChore := &chModel.Chore{ ID: choreReq.ID, Name: choreReq.Name, FrequencyType: choreReq.FrequencyType, Frequency: choreReq.Frequency, FrequencyMetadata: &stringFrequencyMetadata, // Assignees: &assignees, NextDueDate: dueDate, AssignStrategy: choreReq.AssignStrategy, AssignedTo: choreReq.AssignedTo, IsRolling: choreReq.IsRolling, IsActive: choreReq.IsActive, Notification: choreReq.Notification, NotificationMetadata: &stringNotificationMetadata, Labels: stringLabels, CircleID: oldChore.CircleID, UpdatedBy: currentUser.ID, CreatedBy: oldChore.CreatedBy, CreatedAt: oldChore.CreatedAt, } if err := h.choreRepo.UpsertChore(c, updatedChore); err != nil { c.JSON(500, gin.H{ "error": "Error adding chore", }) return } if len(choreAssigneesToAdd) > 0 { err = h.choreRepo.UpdateChoreAssignees(c, choreAssigneesToAdd) if err != nil { c.JSON(500, gin.H{ "error": "Error updating chore assignees", }) return } } if len(choreAssigneesToDelete) > 0 { err = h.choreRepo.DeleteChoreAssignees(c, choreAssigneesToDelete) if err != nil { c.JSON(500, gin.H{ "error": "Error deleting chore assignees", }) return } } go func() { h.nPlanner.GenerateNotifications(c, updatedChore) }() if oldChore.ThingChore != nil { // TODO: Add check to see if dissociation is necessary h.tRepo.DissociateThingWithChore(c, oldChore.ThingChore.ThingID, oldChore.ID) } shouldReturn := HandleThingAssociation(choreReq, h, c, currentUser) if shouldReturn { return } c.JSON(200, gin.H{ "message": "Chore added successfully", }) } func HandleThingAssociation(choreReq ChoreReq, h *Handler, c *gin.Context, currentUser *uModel.User) bool { if choreReq.ThingTrigger != nil { thing, err := h.tRepo.GetThingByID(c, choreReq.ThingTrigger.ID) if err != nil { c.JSON(500, gin.H{ "error": "Error getting thing", }) return true } if thing.UserID != currentUser.ID { c.JSON(403, gin.H{ "error": "You are not allowed to trigger this thing", }) return true } if err := h.tRepo.AssociateThingWithChore(c, choreReq.ThingTrigger.ID, choreReq.ID, choreReq.ThingTrigger.TriggerState, choreReq.ThingTrigger.Condition); err != nil { c.JSON(500, gin.H{ "error": "Error associating thing with chore", }) return true } } return false } func (h *Handler) deleteChore(c *gin.Context) { // logger := logging.FromContext(c) currentUser, ok := auth.CurrentUser(c) if !ok { c.JSON(500, gin.H{ "error": "Error getting current user", }) return } rawID := c.Param("id") id, err := strconv.Atoi(rawID) if err != nil { c.JSON(400, gin.H{ "error": "Invalid ID", }) return } // check if the user is the owner of the chore before deleting if err := h.choreRepo.IsChoreOwner(c, id, currentUser.ID); err != nil { c.JSON(403, gin.H{ "error": "You are not allowed to delete this chore", }) return } if err := h.choreRepo.DeleteChore(c, id); err != nil { c.JSON(500, gin.H{ "error": "Error deleting chore", }) return } h.nRepo.DeleteAllChoreNotifications(id) h.tRepo.DissociateChoreWithThing(c, id) c.JSON(200, gin.H{ "message": "Chore deleted successfully", }) } // func (h *Handler) createChore(c *gin.Context) { // logger := logging.FromContext(c) // currentUser, ok := auth.CurrentUser(c) // logger.Debug("Create chore", "currentUser", currentUser) // if !ok { // c.JSON(500, gin.H{ // "error": "Error getting current user", // }) // return // } // id, err := h.choreRepo.CreateChore(currentUser.ID, currentUser.CircleID) // if err != nil { // c.JSON(500, gin.H{ // "error": "Error creating chore", // }) // return // } // c.JSON(200, gin.H{ // "res": id, // }) // } func (h *Handler) updateAssignee(c *gin.Context) { rawID := c.Param("id") id, err := strconv.Atoi(rawID) if err != nil { c.JSON(400, gin.H{ "error": "Invalid ID", }) return } type AssigneeReq struct { AssignedTo int `json:"assignedTo" binding:"required"` UpdatedBy int `json:"updatedBy" binding:"required"` } var assigneeReq AssigneeReq if err := c.ShouldBindJSON(&assigneeReq); err != nil { log.Print(err) c.JSON(400, gin.H{ "error": "Invalid request", }) return } chore, err := h.choreRepo.GetChore(c, id) if err != nil { c.JSON(500, gin.H{ "error": "Error getting chore", }) return } // confirm that the assignee is one of the assignees: assigneeFound := false for _, assignee := range chore.Assignees { if assignee.UserID == assigneeReq.AssignedTo { assigneeFound = true break } } if !assigneeFound { c.JSON(400, gin.H{ "error": "Assignee not found in assignees", }) return } chore.UpdatedBy = assigneeReq.UpdatedBy chore.AssignedTo = assigneeReq.AssignedTo if err := h.choreRepo.UpsertChore(c, chore); err != nil { c.JSON(500, gin.H{ "error": "Error updating assignee", }) return } c.JSON(200, gin.H{ "res": chore, }) } func (h *Handler) skipChore(c *gin.Context) { rawID := c.Param("id") id, err := strconv.Atoi(rawID) if err != nil { c.JSON(400, gin.H{ "error": "Invalid ID", }) return } currentUser, ok := auth.CurrentUser(c) if !ok { c.JSON(500, gin.H{ "error": "Error getting current user", }) return } chore, err := h.choreRepo.GetChore(c, id) if err != nil { c.JSON(500, gin.H{ "error": "Error getting chore", }) return } nextDueDate, err := scheduleNextDueDate(chore, chore.NextDueDate.UTC()) if err != nil { c.JSON(500, gin.H{ "error": "Error scheduling next due date", }) return } nextAssigedTo := chore.AssignedTo if err := h.choreRepo.CompleteChore(c, chore, nil, currentUser.ID, nextDueDate, nil, nextAssigedTo); err != nil { c.JSON(500, gin.H{ "error": "Error completing chore", }) return } updatedChore, err := h.choreRepo.GetChore(c, id) if err != nil { c.JSON(500, gin.H{ "error": "Error getting chore", }) return } c.JSON(200, gin.H{ "res": updatedChore, }) } func (h *Handler) updateDueDate(c *gin.Context) { currentUser, ok := auth.CurrentUser(c) if !ok { c.JSON(500, gin.H{ "error": "Error getting current user", }) return } type DueDateReq struct { DueDate string `json:"dueDate" binding:"required"` } var dueDateReq DueDateReq if err := c.ShouldBindJSON(&dueDateReq); err != nil { log.Print(err) c.JSON(400, gin.H{ "error": "Invalid request", }) return } rawID := c.Param("id") id, err := strconv.Atoi(rawID) if err != nil { c.JSON(400, gin.H{ "error": "Invalid ID", }) return } rawDueDate, err := time.Parse(time.RFC3339, dueDateReq.DueDate) if err != nil { c.JSON(400, gin.H{ "error": "Invalid date", }) return } dueDate := rawDueDate.UTC() chore, err := h.choreRepo.GetChore(c, id) if err != nil { c.JSON(500, gin.H{ "error": "Error getting chore", }) return } chore.NextDueDate = &dueDate chore.UpdatedBy = currentUser.ID if err := h.choreRepo.UpsertChore(c, chore); err != nil { c.JSON(500, gin.H{ "error": "Error updating due date", }) return } c.JSON(200, gin.H{ "res": chore, }) } func (h *Handler) completeChore(c *gin.Context) { type CompleteChoreReq struct { Note string `json:"note"` } var req CompleteChoreReq currentUser, ok := auth.CurrentUser(c) if !ok { c.JSON(500, gin.H{ "error": "Error getting current user", }) return } completeChoreID := c.Param("id") var completedDate time.Time rawCompletedDate := c.Query("completedDate") if rawCompletedDate == "" { completedDate = time.Now().UTC() } else { var err error completedDate, err = time.Parse(time.RFC3339, rawCompletedDate) if err != nil { c.JSON(400, gin.H{ "error": "Invalid date", }) return } } var additionalNotes *string _ = c.ShouldBind(&req) if req.Note != "" { additionalNotes = &req.Note } id, err := strconv.Atoi(completeChoreID) if err != nil { c.JSON(400, gin.H{ "error": "Invalid ID", }) return } chore, err := h.choreRepo.GetChore(c, id) if err != nil { c.JSON(500, gin.H{ "error": "Error getting chore", }) return } var nextDueDate *time.Time if chore.FrequencyType == "adaptive" { history, err := h.choreRepo.GetChoreHistoryWithLimit(c, chore.ID, 5) if err != nil { c.JSON(500, gin.H{ "error": "Error getting chore history", }) return } nextDueDate, err = scheduleAdaptiveNextDueDate(chore, completedDate, history) if err != nil { log.Printf("Error scheduling next due date: %s", err) c.JSON(500, gin.H{ "error": "Error scheduling next due date", }) return } } else { nextDueDate, err = scheduleNextDueDate(chore, completedDate) if err != nil { log.Printf("Error scheduling next due date: %s", err) c.JSON(500, gin.H{ "error": "Error scheduling next due date", }) return } } choreHistory, err := h.choreRepo.GetChoreHistory(c, chore.ID) if err != nil { c.JSON(500, gin.H{ "error": "Error getting chore history", }) return } nextAssignedTo, err := checkNextAssignee(chore, choreHistory, currentUser.ID) if err != nil { log.Printf("Error checking next assignee: %s", err) c.JSON(500, gin.H{ "error": "Error checking next assignee", }) return } if err := h.choreRepo.CompleteChore(c, chore, additionalNotes, currentUser.ID, nextDueDate, &completedDate, nextAssignedTo); err != nil { c.JSON(500, gin.H{ "error": "Error completing chore", }) return } updatedChore, err := h.choreRepo.GetChore(c, id) if err != nil { c.JSON(500, gin.H{ "error": "Error getting chore", }) return } go func() { h.notifier.SendChoreCompletion(c, chore, currentUser) h.nPlanner.GenerateNotifications(c, updatedChore) }() c.JSON(200, gin.H{ "res": updatedChore, }) } func (h *Handler) GetChoreHistory(c *gin.Context) { rawID := c.Param("id") id, err := strconv.Atoi(rawID) if err != nil { c.JSON(400, gin.H{ "error": "Invalid ID", }) return } choreHistory, err := h.choreRepo.GetChoreHistory(c, id) if err != nil { c.JSON(500, gin.H{ "error": "Error getting chore history", }) return } c.JSON(200, gin.H{ "res": choreHistory, }) } func (h *Handler) GetChoreDetail(c *gin.Context) { currentUser, ok := auth.CurrentUser(c) if !ok { c.JSON(500, gin.H{ "error": "Error getting current user", }) return } rawID := c.Param("id") id, err := strconv.Atoi(rawID) if err != nil { c.JSON(400, gin.H{ "error": "Invalid ID", }) return } detailed, err := h.choreRepo.GetChoreDetailByID(c, id, currentUser.CircleID) if err != nil { c.JSON(500, gin.H{ "error": "Error getting chore history", }) return } c.JSON(200, gin.H{ "res": detailed, }) } func (h *Handler) ModifyHistory(c *gin.Context) { currentUser, ok := auth.CurrentUser(c) if !ok { c.JSON(500, gin.H{ "error": "Error getting current user", }) return } rawID := c.Param("id") choreID, err := strconv.Atoi(rawID) if err != nil { c.JSON(400, gin.H{ "error": "Invalid Chore ID", }) return } type ModifyHistoryReq struct { CompletedAt *time.Time `json:"completedAt"` DueDate *time.Time `json:"dueDate"` Notes *string `json:"notes"` } var req ModifyHistoryReq if err := c.ShouldBindJSON(&req); err != nil { log.Print(err) c.JSON(400, gin.H{ "error": "Invalid request", }) return } rawHistoryID := c.Param("history_id") historyID, err := strconv.Atoi(rawHistoryID) if err != nil { c.JSON(400, gin.H{ "error": "Invalid History ID", }) return } history, err := h.choreRepo.GetChoreHistoryByID(c, choreID, historyID) if err != nil { c.JSON(500, gin.H{ "error": "Error getting chore history", }) return } if currentUser.ID != history.CompletedBy || currentUser.ID != history.AssignedTo { c.JSON(403, gin.H{ "error": "You are not allowed to modify this history", }) return } if req.CompletedAt != nil { history.CompletedAt = req.CompletedAt } if req.DueDate != nil { history.DueDate = req.DueDate } if req.Notes != nil { history.Note = req.Notes } if err := h.choreRepo.UpdateChoreHistory(c, history); err != nil { c.JSON(500, gin.H{ "error": "Error updating history", }) return } c.JSON(200, gin.H{ "res": history, }) } func (h *Handler) DeleteHistory(c *gin.Context) { currentUser, ok := auth.CurrentUser(c) if !ok { c.JSON(500, gin.H{ "error": "Error getting current user", }) return } rawID := c.Param("id") choreID, err := strconv.Atoi(rawID) if err != nil { c.JSON(400, gin.H{ "error": "Invalid Chore ID", }) return } rawHistoryID := c.Param("history_id") historyID, err := strconv.Atoi(rawHistoryID) if err != nil { c.JSON(400, gin.H{ "error": "Invalid History ID", }) return } history, err := h.choreRepo.GetChoreHistoryByID(c, choreID, historyID) if err != nil { c.JSON(500, gin.H{ "error": "Error getting chore history", }) return } if currentUser.ID != history.CompletedBy || currentUser.ID != history.AssignedTo { c.JSON(403, gin.H{ "error": "You are not allowed to delete this history", }) return } if err := h.choreRepo.DeleteChoreHistory(c, historyID); err != nil { c.JSON(500, gin.H{ "error": "Error deleting history", }) return } c.JSON(200, gin.H{ "message": "History deleted successfully", }) } func checkNextAssignee(chore *chModel.Chore, choresHistory []*chModel.ChoreHistory, performerID int) (int, error) { // copy the history to avoid modifying the original: history := make([]*chModel.ChoreHistory, len(choresHistory)) copy(history, choresHistory) assigneesMap := map[int]bool{} for _, assignee := range chore.Assignees { assigneesMap[assignee.UserID] = true } var nextAssignee int if len(history) == 0 { // if there is no history, just assume the current operation as the first history = append(history, &chModel.ChoreHistory{ AssignedTo: performerID, }) } switch chore.AssignStrategy { case "least_assigned": // find the assignee with the least number of chores assigneeChores := map[int]int{} for _, performer := range chore.Assignees { assigneeChores[performer.UserID] = 0 } for _, history := range history { if ok := assigneesMap[history.AssignedTo]; !ok { // calculate the number of chores assigned to each assignee assigneeChores[history.AssignedTo]++ } } var minChores int64 = math.MaxInt64 for assignee, numChores := range assigneeChores { // if this is the first assignee or if the number of // chores assigned to this assignee is less than the current minimum if int64(numChores) < minChores { minChores = int64(numChores) // set the next assignee to this assignee nextAssignee = assignee } } case "least_completed": // find the assignee who has completed the least number of chores assigneeChores := map[int]int{} for _, performer := range chore.Assignees { assigneeChores[performer.UserID] = 0 } for _, history := range history { // calculate the number of chores completed by each assignee assigneeChores[history.CompletedBy]++ } // max Int value var minChores int64 = math.MaxInt64 for assignee, numChores := range assigneeChores { // if this is the first assignee or if the number of // chores completed by this assignee is less than the current minimum if int64(numChores) < minChores { minChores = int64(numChores) // set the next assignee to this assignee nextAssignee = assignee } } case "random": nextAssignee = chore.Assignees[rand.Intn(len(chore.Assignees))].UserID case "keep_last_assigned": // keep the last assignee nextAssignee = history[len(history)-1].AssignedTo default: return chore.AssignedTo, fmt.Errorf("invalid assign strategy") } return nextAssignee, nil } func Routes(router *gin.Engine, h *Handler, auth *jwt.GinJWTMiddleware) { choresRoutes := router.Group("chores") choresRoutes.Use(auth.MiddlewareFunc()) { choresRoutes.GET("/", h.getChores) choresRoutes.PUT("/", h.editChore) choresRoutes.POST("/", h.createChore) choresRoutes.GET("/:id", h.getChore) choresRoutes.GET("/:id/details", h.GetChoreDetail) choresRoutes.GET("/:id/history", h.GetChoreHistory) choresRoutes.PUT("/:id/history/:history_id", h.ModifyHistory) choresRoutes.DELETE("/:id/history/:history_id", h.DeleteHistory) choresRoutes.POST("/:id/do", h.completeChore) choresRoutes.POST("/:id/skip", h.skipChore) choresRoutes.PUT("/:id/assignee", h.updateAssignee) choresRoutes.PUT("/:id/dueDate", h.updateDueDate) choresRoutes.DELETE("/:id", h.deleteChore) } }