feat: add get discord message logs api

pkg/controller/discord/new.go

@@ -21,6 +21,7 @@ type IController interface {
 	ListDiscordResearchTopics(ctx context.Context, days, limit, offset int) ([]model.DiscordResearchTopic, int64, error)
 	UserOgifStats(ctx context.Context, discordID string, after time.Time) (OgifStats, error)
 	GetOgifLeaderboard(ctx context.Context, after time.Time, limit int) ([]model.OgifLeaderboardRecord, error)
+	ListDiscordChannelMessageLogs(ctx context.Context, channelID string, startTime *time.Time, endTime *time.Time) ([]model.DiscordTextMessageLog, error)
 }
 
 type controller struct {
@@ -335,3 +336,60 @@ func (c *controller) GetOgifLeaderboard(ctx context.Context, after time.Time, li
 
 	return leaderboard, nil
 }
+
+func (c *controller) ListDiscordChannelMessageLogs(ctx context.Context, channelID string, startTime *time.Time, endTime *time.Time) ([]model.DiscordTextMessageLog, error) {
+	threads, err := c.service.Discord.ListActiveThreadsByChannelID(c.config.Discord.IDs.DwarvesGuild, channelID)
+	if err != nil {
+		return nil, err
+	}
+	channelIDs := make([]string, 0)
+	channelIDs = append(channelIDs, channelID)
+	for _, thread := range threads {
+		channelIDs = append(channelIDs, thread.ID)
+	}
+
+	members, err := c.service.Discord.GetMembers()
+	if err != nil {
+		return nil, err
+	}
+
+	membersMap := make(map[string]string)
+	for _, mem := range members {
+		membersMap[fmt.Sprintf("<@%s>", mem.User.ID)] = fmt.Sprintf("@%s", mem.User.Username)
+	}
+
+	messageLogs := make([]model.DiscordTextMessageLog, 0)
+
+	for _, channnelID := range channelIDs {
+		messages, err := c.service.Discord.GetChannelMessagesInDateRange(channnelID, 100, startTime, endTime)
+		if err != nil {
+			return nil, err
+		}
+
+		for _, msg := range messages {
+			messageLogs = append(messageLogs, model.DiscordTextMessageLog{
+				ID:         msg.ID,
+				Content:    msg.Content,
+				AuthorName: msg.Author.Username,
+				AuthorID:   msg.Author.ID,
+				ChannelID:  msg.ChannelID,
+				GuildID:    msg.GuildID,
+				Timestamp:  msg.Timestamp,
+			})
+		}
+	}
+
+	for _, msg := range messageLogs {
+		content := msg.Content
+		for id, mem := range membersMap {
+			if strings.Contains(content, id) {
+				content = strings.ReplaceAll(content, id, mem)
+			}
+		}
+	}
+
+	sort.Slice(messageLogs, func(i, j int) bool {
+		return messageLogs[i].Timestamp.Before(messageLogs[j].Timestamp)
+	})
+	return messageLogs, nil
+}

pkg/handler/discord/discord.go

@@ -776,3 +776,52 @@
 
 	c.JSON(http.StatusOK, view.CreateResponse[any](nil, nil, nil, nil, "events swept successfully"))
 }
+
+// ListChannelMessageLogs godoc
+// @Summary Get list of messages in channel and its thread
+// @Description Get list of messages in channel and its thread
+// @id ListChannelMessageLogs
+// @Tags Discord
+// @Accept  json
+// @Produce  json
+// @Param discord_channel_id path string true "Channel Discord ID"
+// @Param startDate query string true "Start Date"
+// @Param endDate query string true "End Date"
+// @Success 200 {object} ListResearchTopicResponse
+// @Failure 400 {object} ErrorResponse
+// @Failure 404 {object} ErrorResponse
+// @Failure 500 {object} ErrorResponse
+// @Router /discords/{discord_channel_id}/message-logs [get]
+func (h *handler) ListChannelMessageLogs(c *gin.Context) {
+	var input = request.GetChannelMessagesInput{
+		DiscordChannelID: c.Param("discord_channel_id"),
+	}
+
+	if err := c.ShouldBindQuery(&input); err != nil {
+		c.JSON(http.StatusBadRequest, view.CreateResponse[any](nil, nil, err, input, "bind query failed"))
+		return
+	}
+
+	if err := input.Validate(); err != nil {
+		c.JSON(http.StatusBadRequest, view.CreateResponse[any](nil, nil, err, input, ""))
+		return
+	}
+
+	startDate := input.GetStartDate()
+	endDate := input.GetEndDate()
+
+	// maximum 3 month messages
+	threeMonths := time.Hour * 24 * 90
+	if endDate.Sub(*startDate) > threeMonths {
+		newEndDate := startDate.Add(threeMonths)
+		endDate = &newEndDate
+	}
+
+	messages, err := h.controller.Discord.ListDiscordChannelMessageLogs(c, input.DiscordChannelID, startDate, endDate)
+	if err != nil {
+		c.JSON(http.StatusInternalServerError, view.CreateResponse[any](nil, nil, err, nil, ""))
+		return
+	}
+	c.JSON(http.StatusOK, view.CreateResponse(messages, nil, nil, nil, ""))
+
+}

pkg/handler/discord/errs/errors.go

@@ -3,12 +3,14 @@ package errs
 import "errors"
 
 var (
-	ErrEmptyReportView = errors.New("view is empty")
-	ErrEmptyChannelID  = errors.New("channelID is empty")
-	ErrEmptyGuildID    = errors.New("guildID is empty")
-	ErrEmptyCreatorID  = errors.New("creatorID is empty")
-	ErrEmptyName       = errors.New("name is empty")
-	ErrEmptyDate       = errors.New("date is nil")
-	ErrEmptyID         = errors.New("discord user id is nil")
-	ErrEmptyTopic      = errors.New("topic is nil")
+	ErrEmptyReportView  = errors.New("view is empty")
+	ErrEmptyChannelID   = errors.New("channelID is empty")
+	ErrEmptyGuildID     = errors.New("guildID is empty")
+	ErrEmptyCreatorID   = errors.New("creatorID is empty")
+	ErrEmptyName        = errors.New("name is empty")
+	ErrEmptyDate        = errors.New("date is nil")
+	ErrEmptyID          = errors.New("discord user id is nil")
+	ErrEmptyTopic       = errors.New("topic is nil")
+	ErrInvalidDate      = errors.New("date is invalid")
+	ErrInvalidTimeRange = errors.New("start time must be before end time")
 )

pkg/handler/discord/interface.go

@@ -18,4 +18,5 @@ type IHandler interface {
 	UserOgifStats(c *gin.Context)
 	OgifLeaderboard(c *gin.Context)
 	SweepOgifEvent(c *gin.Context)
+	ListChannelMessageLogs(c *gin.Context)
 }

pkg/handler/discord/request/request.go

@@ -97,3 +97,51 @@ func (input DiscordEventSpeakerInput) Validate() error {
 	}
 	return nil
 }
+
+type GetChannelMessagesInput struct {
+	DiscordChannelID string
+	StartDate        string `json:"startDate" form:"startDate"`
+	EndDate          string `json:"endDate" form:"endDate"`
+}
+
+func (input GetChannelMessagesInput) Validate() error {
+	if len(input.DiscordChannelID) == 0 {
+		return errs.ErrEmptyChannelID
+	}
+	if (len(input.StartDate) == 0) || (len(input.EndDate) == 0) {
+		return errs.ErrEmptyDate
+	}
+
+	sTime, err := time.Parse("2006-01-02", input.StartDate)
+	if err != nil {
+		return errs.ErrInvalidDate
+	}
+	eTime, err := time.Parse("2006-01-02", input.EndDate)
+	if err != nil {
+		return errs.ErrInvalidDate
+	}
+
+	if sTime.After(eTime) {
+		return errs.ErrInvalidTimeRange
+	}
+
+	return nil
+}
+
+func (input GetChannelMessagesInput) GetStartDate() *time.Time {
+	date, err := time.Parse("2006-01-02", input.StartDate)
+	if err != nil {
+		return nil
+	}
+
+	return &date
+}
+
+func (input GetChannelMessagesInput) GetEndDate() *time.Time {
+	date, err := time.Parse("2006-01-02", input.EndDate)
+	if err != nil {
+		return nil
+	}
+
+	return &date
+}

pkg/model/discord_message.go

@@ -1,6 +1,10 @@
 package model
 
-import "github.com/bwmarrin/discordgo"
+import (
+	"time"
+
+	"github.com/bwmarrin/discordgo"
+)
 
 type DiscordMessage struct {
 	AvatarURL  string                     `json:"avatar_url"`
@@ -66,3 +70,13 @@ type OriginalDiscordMessage struct {
 	Author      *discordgo.User
 	Roles       []string
 }
+
+type DiscordTextMessageLog struct {
+	ID         string    `json:"id"`
+	Content    string    `json:"content"`
+	AuthorName string    `json:"author_name"`
+	AuthorID   string    `json:"author_id"`
+	ChannelID  string    `json:"channel_id"`
+	GuildID    string    `json:"guild_id"`
+	Timestamp  time.Time `json:"timestamp"`
+}

pkg/routes/v1.go

@@ -381,13 +381,14 @@ func loadV1Routes(r *gin.Engine, h *handler.Handler, repo store.DBRepo, s *store
 		discordGroup.GET("/mma-scores", amw.WithAuth, pmw.WithPerm(model.PermissionEmployeesDiscordRead), h.Employee.ListWithMMAScore)
 		discordGroup.POST("/advance-salary", amw.WithAuth, pmw.WithPerm(model.PermissionEmployeesDiscordRead), h.Employee.SalaryAdvance)
 		discordGroup.POST("/check-advance-salary", amw.WithAuth, pmw.WithPerm(model.PermissionEmployeesDiscordRead), h.Employee.CheckSalaryAdvance)
-
 		discordGroup.GET("/salary-advance-report", amw.WithAuth, pmw.WithPerm(model.PermissionEmployeesDiscordRead), h.Employee.SalaryAdvanceReport)
 		discordGroup.GET("/:discord_id/earns/transactions", amw.WithAuth, pmw.WithPerm(model.PermissionEmployeesDiscordRead), h.Employee.GetEmployeeEarnTransactions)
 		discordGroup.GET("/:discord_id/earns/total", amw.WithAuth, pmw.WithPerm(model.PermissionEmployeesDiscordRead), h.Employee.GetEmployeeTotalEarn)
 		discordGroup.GET("/earns/total", amw.WithAuth, pmw.WithPerm(model.PermissionEmployeesDiscordRead), h.Employee.GetTotalEarn)
 		discordGroup.POST("/office-checkin", amw.WithAuth, pmw.WithPerm(model.PermissionTransferCheckinIcy), h.Employee.OfficeCheckIn)
 
+		discordGroup.GET("/channels/:discord_channel_id/message-logs", pmw.WithPerm(model.PermissionEmployeesDiscordRead), h.Discord.ListChannelMessageLogs)
+
 		discordGroup.GET("/icy-accounting", amw.WithAuth, pmw.WithPerm(model.PermissionEmployeesDiscordRead), h.Icy.Accounting)
 
 		scheduledEventGroup := discordGroup.Group("/scheduled-events")

pkg/service/discord/discord.go

@@ -826,3 +826,31 @@ func (d *discordClient) ListActiveThreadsByChannelID(guildID, channelID string)
 
 	return result, nil
 }
+
+func (d *discordClient) GetChannelMessagesInDateRange(channelID string, limit int, startDate, endDate *time.Time) ([]*discordgo.Message, error) {
+	before := ""
+	messages := make([]*discordgo.Message, 0)
+	for {
+		discordMessages, err := d.session.ChannelMessages(channelID, limit, before, "", "")
+		if err != nil {
+			return nil, err
+		}
+
+		if len(discordMessages) == 0 {
+			break
+		}
+
+		before = discordMessages[len(discordMessages)-1].ID
+
+		for _, msg := range discordMessages {
+			markedTime := msg.Timestamp
+			if markedTime.Before(*startDate) {
+				return messages, nil
+			}
+			if markedTime.After(*startDate) && markedTime.Before(*endDate) {
+				messages = append(messages, msg)
+			}
+		}
+	}
+	return messages, nil
+}

pkg/service/discord/service.go

@@ -1,6 +1,8 @@
 package discord
 
 import (
+	"time"
+
 	"github.com/bwmarrin/discordgo"
 
 	"github.com/dwarvesf/fortress-api/pkg/model"
@@ -42,4 +44,5 @@ type IService interface {
 	SendDiscordMessageWithChannel(ses *discordgo.Session, msg *discordgo.Message, channelId string) error
 
 	ListActiveThreadsByChannelID(guildID, channelID string) ([]discordgo.Channel, error)
+	GetChannelMessagesInDateRange(channelID string, limit int, startDate, endDate *time.Time) ([]*discordgo.Message, error)
 }