Add agenda service and submit api

Signed-off-by: Asai Neko <sugar@sne.moe>

service/service_agenda/service.go

@@ -0,0 +1,11 @@
+package service_agenda
+
+type AgendaService interface {
+	Submit(*SubmitPayload) *SubmitResult
+}
+
+type AgendaServiceImpl struct{}
+
+func NewAgendaService() AgendaService {
+	return &AgendaServiceImpl{}
+}

service/service_agenda/submit.go

@@ -0,0 +1,131 @@
+package service_agenda
+
+import (
+	"context"
+	"nixcn-cms/data"
+	"nixcn-cms/internal/exception"
+	"nixcn-cms/service/shared"
+
+	"github.com/google/uuid"
+	"gorm.io/gorm"
+)
+
+type SubmitData struct {
+	EventId     uuid.UUID `json:"event_id"`
+	Name        string    `json:"name"`
+	Description string    `json:"description"`
+}
+
+type SubmitPayload struct {
+	Context context.Context
+	UserId  uuid.UUID `json:"user_id"`
+	Data    *SubmitData
+}
+
+type SubmitResponse struct {
+	AgendaId uuid.UUID `json:"agenda_id"`
+}
+
+type SubmitResult struct {
+	Common shared.CommonResult
+	Data   *SubmitResponse
+}
+
+func (self *AgendaServiceImpl) Submit(payload *SubmitPayload) (result *SubmitResult) {
+	var err error
+
+	attendanceData, err := new(data.Attendance).
+		GetAttendance(payload.Context, payload.UserId, payload.Data.EventId)
+
+	if err != nil {
+		if err == gorm.ErrRecordNotFound {
+			exception := new(exception.Builder).
+				SetStatus(exception.StatusUser).
+				SetService(exception.ServiceAgenda).
+				SetEndpoint(exception.EndpointAgendaServiceSubmit).
+				SetType(exception.TypeCommon).
+				SetOriginal(exception.CommonErrorInvalidInput).
+				SetError(err).
+				Throw(payload.Context)
+
+			result = &SubmitResult{
+				Common: shared.CommonResult{
+					HttpCode:  403,
+					Exception: exception,
+				},
+				Data: nil,
+			}
+
+			return
+		}
+		exception := new(exception.Builder).
+			SetStatus(exception.StatusServer).
+			SetService(exception.ServiceAgenda).
+			SetEndpoint(exception.EndpointAgendaServiceSubmit).
+			SetType(exception.TypeCommon).
+			SetOriginal(exception.CommonErrorDatabase).
+			SetError(err).
+			Throw(payload.Context)
+
+		result = &SubmitResult{
+			Common: shared.CommonResult{
+				HttpCode:  500,
+				Exception: exception,
+			},
+			Data: nil,
+		}
+
+		return
+	}
+
+	agendaModel := new(data.Agenda).
+		SetAttendanceId(attendanceData.AttendanceId).
+		SetName(payload.Data.Name).
+		SetDescription(payload.Data.Description).
+		SetIsApproved(false)
+
+	err = agendaModel.Create(payload.Context)
+	if err != nil {
+		exception := new(exception.Builder).
+			SetStatus(exception.StatusServer).
+			SetService(exception.ServiceAgenda).
+			SetEndpoint(exception.EndpointAgendaServiceSubmit).
+			SetType(exception.TypeCommon).
+			SetOriginal(exception.CommonErrorDatabase).
+			SetError(err).
+			Throw(payload.Context)
+
+		result = &SubmitResult{
+			Common: shared.CommonResult{
+				HttpCode:  500,
+				Exception: exception,
+			},
+			Data: nil,
+		}
+
+		return
+	}
+
+	successException := new(exception.Builder).
+		SetStatus(exception.StatusSuccess).
+		SetService(exception.ServiceAgenda).
+		SetEndpoint(exception.EndpointAgendaServiceSubmit).
+		SetType(exception.TypeCommon).
+		SetOriginal(exception.CommonSuccess).
+		SetError(nil).
+		Throw(payload.Context)
+
+	resultData := &SubmitResponse{
+		AgendaId: agendaModel.AgendaId,
+	}
+
+	result = &SubmitResult{
+		Common: shared.CommonResult{
+			HttpCode:  200,
+			Exception: successException,
+		},
+		Data: resultData,
+	}
+
+	return
+}

service/service_event/get_joined_event.go

@@ -0,0 +1,132 @@
+package service_event
+
+import (
+	"context"
+	"nixcn-cms/data"
+	"nixcn-cms/internal/exception"
+	"nixcn-cms/service/shared"
+	"strconv"
+
+	"github.com/google/uuid"
+)
+
+type JoinedEventListData struct {
+	Limit  *string `json:"limit"`
+	Offset *string `json:"offset"`
+}
+
+type JoinedEventListPayload struct {
+	Context context.Context
+	UserId  uuid.UUID
+	Data    *JoinedEventListData
+}
+
+type JoinedEventListResult struct {
+	Common shared.CommonResult
+	Data   *[]data.EventIndexDoc `json:"event_list"`
+}
+
+func (self *EventServiceImpl) GetJoinedEvent(payload *JoinedEventListPayload) (result *JoinedEventListResult) {
+	var limit string
+	if payload.Data.Limit == nil || *payload.Data.Limit == "" {
+		limit = "20"
+	} else {
+		limit = *payload.Data.Limit
+	}
+
+	var offset string
+	if payload.Data.Offset == nil || *payload.Data.Offset == "" {
+		exc := new(exception.Builder).
+			SetStatus(exception.StatusUser).
+			SetService(exception.ServiceEvent).
+			SetEndpoint(exception.EndpointEventServiceList).
+			SetType(exception.TypeCommon).
+			SetOriginal(exception.CommonErrorInvalidInput).
+			SetError(nil).
+			Throw(payload.Context)
+
+		return &JoinedEventListResult{
+			Common: shared.CommonResult{
+				HttpCode:  400,
+				Exception: exc,
+			},
+		}
+	} else {
+		offset = *payload.Data.Offset
+	}
+
+	limitNum, err := strconv.Atoi(limit)
+	if err != nil {
+		exc := new(exception.Builder).
+			SetStatus(exception.StatusUser).
+			SetService(exception.ServiceEvent).
+			SetEndpoint(exception.EndpointEventServiceList).
+			SetType(exception.TypeCommon).
+			SetOriginal(exception.CommonErrorInvalidInput).
+			SetError(err).
+			Throw(payload.Context)
+
+		return &JoinedEventListResult{
+			Common: shared.CommonResult{HttpCode: 400, Exception: exc},
+		}
+	}
+
+	offsetNum, err := strconv.Atoi(offset)
+	if err != nil {
+		exc := new(exception.Builder).
+			SetStatus(exception.StatusUser).
+			SetService(exception.ServiceEvent).
+			SetEndpoint(exception.EndpointEventServiceList).
+			SetType(exception.TypeCommon).
+			SetOriginal(exception.CommonErrorInvalidInput).
+			SetError(err).
+			Throw(payload.Context)
+
+		return &JoinedEventListResult{
+			Common: shared.CommonResult{HttpCode: 400, Exception: exc},
+		}
+	}
+
+	eventList, err := new(data.Event).
+		GetEventsByUserId(payload.Context, payload.UserId, int64(limitNum), int64(offsetNum))
+
+	if err != nil {
+		exc := new(exception.Builder).
+			SetStatus(exception.StatusServer).
+			SetService(exception.ServiceEvent).
+			SetEndpoint(exception.EndpointEventServiceList).
+			SetType(exception.TypeSpecific).
+			SetOriginal(exception.EventListDatabaseFailed).
+			SetError(err).
+			Throw(payload.Context)
+
+		return &JoinedEventListResult{
+			Common: shared.CommonResult{
+				HttpCode:  500,
+				Exception: exc,
+			},
+		}
+	}
+
+	if eventList != nil {
+		for i := range *eventList {
+			(*eventList)[i].IsJoined = true
+		}
+	}
+
+	successExc := new(exception.Builder).
+		SetStatus(exception.StatusSuccess).
+		SetService(exception.ServiceEvent).
+		SetEndpoint(exception.EndpointEventServiceList).
+		SetType(exception.TypeCommon).
+		SetOriginal(exception.CommonSuccess).
+		Throw(payload.Context)
+
+	return &JoinedEventListResult{
+		Common: shared.CommonResult{
+			HttpCode:  200,
+			Exception: successExc,
+		},
+		Data: eventList,
+	}
+}

service/service_event/service.go

@@ -8,6 +8,7 @@ type EventService interface {
 	ListEvents(*EventListPayload) *EventListResult
 	JoinEvent(*EventJoinPayload) *EventJoinResult
 	AttendanceList(*AttendanceListPayload) *AttendanceListResult
+	GetJoinedEvent(*JoinedEventListPayload) *JoinedEventListResult
 }
 
 type EventServiceImpl struct{}