package controllers

import (
	"strconv"

	"abdanhafidz.com/go-boilerplate/models/dto"
	entity "abdanhafidz.com/go-boilerplate/models/entity"
	http_error "abdanhafidz.com/go-boilerplate/models/error"
	"abdanhafidz.com/go-boilerplate/services"
	"github.com/gin-gonic/gin"
	"github.com/google/uuid"
)

type AdminAcademyController interface {
	ListAcademies(ctx *gin.Context)
	CreateAcademy(ctx *gin.Context)
	GetAcademyDetail(ctx *gin.Context)
	UpdateAcademy(ctx *gin.Context)
	DeleteAcademy(ctx *gin.Context)

	ListMaterialsByAcademy(ctx *gin.Context)
	GetMaterialDetail(ctx *gin.Context)
	CreateMaterial(ctx *gin.Context)
	UpdateMaterial(ctx *gin.Context)
	DeleteMaterial(ctx *gin.Context)

	ListContentsByMaterial(ctx *gin.Context)
	GetContentDetail(ctx *gin.Context)
	CreateContent(ctx *gin.Context)
	UpdateContent(ctx *gin.Context)
	DeleteContent(ctx *gin.Context)

	ListExamsByAcademy(ctx *gin.Context)
	ListExamCandidatesByAcademy(ctx *gin.Context)
	ListContentsByAcademy(ctx *gin.Context)

	AssignAccountToAcademy(ctx *gin.Context)
	UnassignAccountFromAcademy(ctx *gin.Context)
	ListParticipants(ctx *gin.Context)
	ListCandidates(ctx *gin.Context)
	GetAttemptReview(ctx *gin.Context)
}

type adminAcademyController struct {
	service services.AdminAcademyService
}

func NewAdminAcademyController(service services.AdminAcademyService) AdminAcademyController {
	return &adminAcademyController{service: service}
}

// ListAcademies godoc
// @Summary      Admin: List Academies
// @Description  List all academies (private and public)
// @Tags         Admin Academy
// @Accept       json
// @Produce      json
// @Security     BearerAuth
// @Param        limit       query     int     false  "Items per page"  default(10)
// @Param        page        query     int     false  "Page number"     default(1)
// @Param        search      query     string  false  "Search by title / slug / code"
// @Param        sortBy      query     string  false  "Sort field (title, slug, code, created_at, is_public)"
// @Param        orderBy     query     string  false  "Sort direction (asc / desc)"
// @Success      200         {object}  dto.SuccessResponse[[]entity.Academy]
// @Failure      400         {object}  dto.ErrorResponse
// @Router       /api/v1/admin/academy [get]
func (c *adminAcademyController) ListAcademies(ctx *gin.Context) {
	limit, _ := strconv.Atoi(ctx.DefaultQuery("limit", "10"))
	page, _ := strconv.Atoi(ctx.DefaultQuery("page", "1"))
	search := ctx.DefaultQuery("search", "")
	sortBy := ctx.DefaultQuery("sortBy", "")
	order := ctx.DefaultQuery("orderBy", "")
	if order == "" {
		order = ctx.DefaultQuery("order", "")
	}

	if limit < 1 {
		limit = 10
	} else if limit > 100 {
		limit = 100
	}
	if page < 1 {
		page = 1
	}

	offset := (page - 1) * limit
	p := entity.Pagination{Limit: limit, Offset: offset, Search: search, SortBy: sortBy, Order: order}

	list, total, err := c.service.ListAcademies(ctx.Request.Context(), p)
	if err != nil {
		ResponseJSON[any, any](ctx, nil, nil, err)
		return
	}

	totalPages := int((total + int64(limit) - 1) / int64(limit))
	if total == 0 {
		totalPages = 1
	}
	if page > totalPages {
		page = totalPages
	}

	meta := gin.H{
		"totalItems":  total,
		"totalPages":  totalPages,
		"currentPage": page,
		"limit":       limit,
	}
	ResponseJSON(ctx, meta, list, nil)
}

// GetAttemptReview godoc
// @Summary      Admin: Review Academy Exam Attempt
// @Description  Review a specific participant attempt for an academy exam
// @Tags         Admin Academy
// @Accept       json
// @Produce      json
// @Security     BearerAuth
// @Param        academy_id  path      string  true  "Academy ID"
// @Param        attempt_id  path      string  true  "Attempt ID"
// @Param        user_id     path      string  true  "User ID"
// @Success      200         {object}  dto.SuccessResponse[dto.AdminExamReviewResponse]
// @Failure      400         {object}  dto.ErrorResponse
// @Failure      401         {object}  dto.ErrorResponse
// @Failure      403         {object}  dto.ErrorResponse
// @Router       /api/v1/admin/academy/{academy_id}/attempts/{attempt_id}/{user_id}/review [get]
func (c *adminAcademyController) GetAttemptReview(ctx *gin.Context) {
	academyId, err := uuid.Parse(ctx.Param("academy_id"))
	if err != nil {
		ResponseJSON[any](ctx, gin.H{"academy_id": ctx.Param("academy_id")}, nil, http_error.INVALID_TOKEN)
		return
	}
	attemptId, err := uuid.Parse(ctx.Param("attempt_id"))
	if err != nil {
		ResponseJSON[any](ctx, gin.H{"attempt_id": ctx.Param("attempt_id")}, nil, http_error.INVALID_TOKEN)
		return
	}
	userId, err := uuid.Parse(ctx.Param("user_id"))
	if err != nil {
		ResponseJSON[any](ctx, gin.H{"user_id": ctx.Param("user_id")}, nil, http_error.INVALID_TOKEN)
		return
	}

	review, reviewErr := c.service.GetAttemptReview(ctx.Request.Context(), academyId, attemptId, userId)
	ResponseJSON(ctx, gin.H{"academy_id": academyId, "attempt_id": attemptId, "user_id": userId}, review, reviewErr)
}

// CreateAcademy godoc
// @Summary      Create Academy
// @Description  Create a new academy
// @Tags         Admin Academy
// @Accept       json
// @Produce      json
// @Param        request  body      dto.CreateAcademyRequest  true  "Create Academy Request"
// @Success      200      {object}  dto.SuccessResponse[any]
// @Failure      400      {object}  dto.ErrorResponse
// @Security     BearerAuth
// @Router       /api/v1/admin/academy [post]
func (c *adminAcademyController) CreateAcademy(ctx *gin.Context) {
	req := RequestJSON[dto.CreateAcademyRequest](ctx)
	res, err := c.service.CreateAcademy(ctx.Request.Context(), req)
	ResponseJSON(ctx, req, res, err)
}

// GetAcademyDetail godoc
// @Summary      Get Academy Detail by ID
// @Description  Retrieve detailed academy information using its ID
// @Tags         Admin Academy
// @Accept       json
// @Produce      json
// @Param        academy_id   path      string  true  "Academy ID"
// @Success      200  {object}  dto.SuccessResponse[any]
// @Failure      400  {object}  dto.ErrorResponse
// @Security     BearerAuth
// @Router       /api/v1/admin/academy/id/{academy_id}/detail [get]
func (c *adminAcademyController) GetAcademyDetail(ctx *gin.Context) {
	id := ParseUUID(ctx, "academy_id")
	res, err := c.service.GetAcademyDetail(ctx.Request.Context(), id)
	ResponseJSON(ctx, gin.H{"id": id}, res, err)
}

// UpdateAcademy godoc
// @Summary      Update Academy
// @Description  Update an existing academy
// @Tags         Admin Academy
// @Accept       json
// @Produce      json
// @Param        academy_id       path      string                     true  "Academy ID"
// @Param        request  body      dto.UpdateAcademyRequest  true  "Update Academy Request"
// @Success      200      {object}  dto.SuccessResponse[any]
// @Failure      400      {object}  dto.ErrorResponse
// @Security     BearerAuth
// @Router       /api/v1/admin/academy/id/{academy_id} [put]
func (c *adminAcademyController) UpdateAcademy(ctx *gin.Context) {
	id := ParseUUID(ctx, "academy_id")
	req := RequestJSON[dto.UpdateAcademyRequest](ctx)
	res, err := c.service.UpdateAcademy(ctx.Request.Context(), id, req)
	ResponseJSON(ctx, req, res, err)
}

// DeleteAcademy godoc
// @Summary      Delete Academy
// @Description  Delete an existing academy
// @Tags         Admin Academy
// @Accept       json
// @Produce      json
// @Param        academy_id   path      string  true  "Academy ID"
// @Success      200  {object}  dto.SuccessResponse[any]
// @Failure      400  {object}  dto.ErrorResponse
// @Security     BearerAuth
// @Router       /api/v1/admin/academy/id/{academy_id} [delete]
func (c *adminAcademyController) DeleteAcademy(ctx *gin.Context) {
	id := ParseUUID(ctx, "academy_id")
	err := c.service.DeleteAcademy(ctx.Request.Context(), id)
	ResponseJSON(ctx, gin.H{"id": id}, gin.H{"deleted": true}, err)
}

// ListMaterialsByAcademy godoc
// @Summary      List Materials by Academy
// @Description  Retrieve a list of materials for a specific academy
// @Tags         Admin Academy
// @Accept       json
// @Produce      json
// @Param        academy_id  path      string  true  "Academy ID"
// @Param        limit       query     int     false  "Items per page"  default(10)
// @Param        page        query     int     false  "Page number"     default(1)
// @Param        search      query     string  false  "Search by title / slug / description"
// @Param        sortBy      query     string  false  "Sort field (title, slug, order, created_at)"
// @Param        orderBy     query     string  false  "Sort direction (asc / desc)"
// @Success      200 {object}  dto.SuccessResponse[any]
// @Failure      400 {object}  dto.ErrorResponse
// @Security     BearerAuth
// @Router       /api/v1/admin/academy/id/{academy_id}/materials [get]
func (c *adminAcademyController) ListMaterialsByAcademy(ctx *gin.Context) {
	academyId := ParseUUID(ctx, "academy_id")

	limit, _ := strconv.Atoi(ctx.DefaultQuery("limit", "10"))
	page, _ := strconv.Atoi(ctx.DefaultQuery("page", "1"))
	search := ctx.DefaultQuery("search", "")
	sortBy := ctx.DefaultQuery("sortBy", "")
	order := ctx.DefaultQuery("orderBy", "")
	if order == "" {
		order = ctx.DefaultQuery("order", "")
	}

	if limit < 1 {
		limit = 10
	} else if limit > 100 {
		limit = 100
	}
	if page < 1 {
		page = 1
	}

	offset := (page - 1) * limit
	p := entity.Pagination{Limit: limit, Offset: offset, Search: search, SortBy: sortBy, Order: order}

	list, total, err := c.service.ListMaterialsByAcademy(ctx.Request.Context(), academyId, p)
	if err != nil {
		ResponseJSON[any, any](ctx, nil, nil, err)
		return
	}

	totalPages := int((total + int64(limit) - 1) / int64(limit))
	if total == 0 {
		totalPages = 1
	}

	if page > totalPages {
		page = totalPages
	}

	meta := gin.H{
		"academy_id":  academyId,
		"totalItems":  total,
		"totalPages":  totalPages,
		"currentPage": page,
		"limit":       limit,
	}
	ResponseJSON(ctx, meta, list, nil)
}

// GetMaterialDetail godoc
// @Summary      Get Material Detail by ID
// @Description  Retrieve detailed material information using its ID
// @Tags         Admin Academy
// @Accept       json
// @Produce      json
// @Param        material_id  path      string  true  "Material ID"
// @Success      200 {object}  dto.SuccessResponse[any]
// @Failure      400 {object}  dto.ErrorResponse
// @Security     BearerAuth
// @Router       /api/v1/admin/academy/materials/id/{material_id}/detail [get]
func (c *adminAcademyController) GetMaterialDetail(ctx *gin.Context) {
	id := ParseUUID(ctx, "material_id")
	res, err := c.service.GetMaterialDetail(ctx.Request.Context(), id)
	ResponseJSON(ctx, gin.H{"id": id}, res, err)
}

// CreateMaterial godoc
// @Summary      Create Material
// @Description  Create a new material for an academy
// @Tags         Admin Academy
// @Accept       json
// @Produce      json
// @Param        request  body      dto.CreateMaterialRequest  true  "Create Material Request"
// @Success      200      {object}  dto.SuccessResponse[any]
// @Failure      400      {object}  dto.ErrorResponse
// @Security     BearerAuth
// @Router       /api/v1/admin/academy/materials [post]
func (c *adminAcademyController) CreateMaterial(ctx *gin.Context) {
	req := RequestJSON[dto.CreateMaterialRequest](ctx)
	res, err := c.service.CreateMaterial(ctx.Request.Context(), req)
	ResponseJSON(ctx, req, res, err)
}

// UpdateMaterial godoc
// @Summary      Update Material
// @Description  Update an existing material
// @Tags         Admin Academy
// @Accept       json
// @Produce      json
// @Param        material_id       path      string                     true  "Material ID"
// @Param        request  body      dto.UpdateMaterialRequest  true  "Update Material Request"
// @Success      200      {object}  dto.SuccessResponse[any]
// @Failure      400      {object}  dto.ErrorResponse
// @Security     BearerAuth
// @Router       /api/v1/admin/academy/materials/id/{material_id} [put]
func (c *adminAcademyController) UpdateMaterial(ctx *gin.Context) {
	id := ParseUUID(ctx, "material_id")
	req := RequestJSON[dto.UpdateMaterialRequest](ctx)
	res, err := c.service.UpdateMaterial(ctx.Request.Context(), id, req)
	ResponseJSON(ctx, req, res, err)
}

// DeleteMaterial godoc
// @Summary      Delete Material
// @Description  Delete an existing material
// @Tags         Admin Academy
// @Accept       json
// @Produce      json
// @Param        material_id   path      string  true  "Material ID"
// @Success      200  {object}  dto.SuccessResponse[any]
// @Failure      400  {object}  dto.ErrorResponse
// @Security     BearerAuth
// @Router       /api/v1/admin/academy/materials/id/{material_id} [delete]
func (c *adminAcademyController) DeleteMaterial(ctx *gin.Context) {
	id := ParseUUID(ctx, "material_id")
	err := c.service.DeleteMaterial(ctx.Request.Context(), id)
	ResponseJSON(ctx, gin.H{"id": id}, gin.H{"deleted": true}, err)
}

// ListContentsByMaterial godoc
// @Summary      List Contents by Material
// @Description  Retrieve a list of contents for a specific material
// @Tags         Admin Academy
// @Accept       json
// @Produce      json
// @Param        material_id  path      string  true  "Material ID"
// @Param        limit       query     int     false  "Items per page"  default(10)
// @Param        page        query     int     false  "Page number"     default(1)
// @Param        search      query     string  false  "Search by title / contents"
// @Param        sortBy      query     string  false  "Sort field (title, order, created_at)"
// @Param        orderBy     query     string  false  "Sort direction (asc / desc)"
// @Success      200 {object}  dto.SuccessResponse[any]
// @Failure      400 {object}  dto.ErrorResponse
// @Security     BearerAuth
// @Router       /api/v1/admin/academy/materials/id/{material_id}/contents [get]
func (c *adminAcademyController) ListContentsByMaterial(ctx *gin.Context) {
	materialId := ParseUUID(ctx, "material_id")

	limit, _ := strconv.Atoi(ctx.DefaultQuery("limit", "10"))
	page, _ := strconv.Atoi(ctx.DefaultQuery("page", "1"))
	search := ctx.DefaultQuery("search", "")
	sortBy := ctx.DefaultQuery("sortBy", "")
	order := ctx.DefaultQuery("orderBy", "")
	if order == "" {
		order = ctx.DefaultQuery("order", "")
	}

	if limit < 1 {
		limit = 10
	} else if limit > 100 {
		limit = 100
	}
	if page < 1 {
		page = 1
	}

	offset := (page - 1) * limit
	p := entity.Pagination{Limit: limit, Offset: offset, Search: search, SortBy: sortBy, Order: order}

	list, total, err := c.service.ListContentsByMaterial(ctx.Request.Context(), materialId, p)
	if err != nil {
		ResponseJSON[any, any](ctx, nil, nil, err)
		return
	}

	totalPages := int((total + int64(limit) - 1) / int64(limit))
	if total == 0 {
		totalPages = 1
	}
	if page > totalPages {
		page = totalPages
	}

	meta := gin.H{
		"material_id": materialId,
		"totalItems":  total,
		"totalPages":  totalPages,
		"currentPage": page,
		"limit":       limit,
	}
	ResponseJSON(ctx, meta, list, nil)
}

// GetContentDetail godoc
// @Summary      Get Content Detail by ID
// @Description  Retrieve detailed content information using its ID
// @Tags         Admin Academy
// @Accept       json
// @Produce      json
// @Param        content_id  path      string  true  "Content ID"
// @Success      200 {object}  dto.SuccessResponse[any]
// @Failure      400 {object}  dto.ErrorResponse
// @Security     BearerAuth
// @Router       /api/v1/admin/academy/contents/id/{content_id}/detail [get]
func (c *adminAcademyController) GetContentDetail(ctx *gin.Context) {
	id := ParseUUID(ctx, "content_id")
	res, err := c.service.GetContentDetail(ctx.Request.Context(), id)
	ResponseJSON(ctx, gin.H{"id": id}, res, err)
}

// CreateContent godoc
// @Summary      Create Content
// @Description  Create a new content for a material
// @Tags         Admin Academy
// @Accept       json
// @Produce      json
// @Param        request  body      dto.CreateContentRequest  true  "Create Content Request"
// @Success      200      {object}  dto.SuccessResponse[any]
// @Failure      400      {object}  dto.ErrorResponse
// @Security     BearerAuth
// @Router       /api/v1/admin/academy/contents [post]
func (c *adminAcademyController) CreateContent(ctx *gin.Context) {
	req := RequestJSON[dto.CreateContentRequest](ctx)
	res, err := c.service.CreateContent(ctx.Request.Context(), req)
	ResponseJSON(ctx, req, res, err)
}

// UpdateContent godoc
// @Summary      Update Content
// @Description  Update an existing content
// @Tags         Admin Academy
// @Accept       json
// @Produce      json
// @Param        content_id       path      string                     true  "Content ID"
// @Param        request  body      dto.UpdateContentRequest  true  "Update Content Request"
// @Success      200      {object}  dto.SuccessResponse[any]
// @Failure      400      {object}  dto.ErrorResponse
// @Security     BearerAuth
// @Router       /api/v1/admin/academy/contents/id/{content_id} [put]
func (c *adminAcademyController) UpdateContent(ctx *gin.Context) {
	id := ParseUUID(ctx, "content_id")
	req := RequestJSON[dto.UpdateContentRequest](ctx)
	res, err := c.service.UpdateContent(ctx.Request.Context(), id, req)
	ResponseJSON(ctx, req, res, err)
}

// DeleteContent godoc
// @Summary      Delete Content
// @Description  Delete an existing content
// @Tags         Admin Academy
// @Accept       json
// @Produce      json
// @Param        content_id   path      string  true  "Content ID"
// @Success      200  {object}  dto.SuccessResponse[any]
// @Failure      400  {object}  dto.ErrorResponse
// @Security     BearerAuth
// @Router       /api/v1/admin/academy/contents/id/{content_id} [delete]
func (c *adminAcademyController) DeleteContent(ctx *gin.Context) {
	id := ParseUUID(ctx, "content_id")
	err := c.service.DeleteContent(ctx.Request.Context(), id)
	ResponseJSON(ctx, gin.H{"id": id}, gin.H{"deleted": true}, err)
}

// AssignAccountToAcademy godoc
// @Summary      Assign Account to Academy
// @Description  Assign an account to an academy
// @Tags         Admin Academy
// @Accept       json
// @Produce      json
// @Param        request  body      dto.AssignRequest  true  "Assign Account to Academy Request"
// @Success      200      {object}  dto.SuccessResponse[any]
// @Failure      400      {object}  dto.ErrorResponse
// @Security     BearerAuth
// @Router       /api/v1/admin/academy/assign [post]
func (c *adminAcademyController) AssignAccountToAcademy(ctx *gin.Context) {
	req := RequestJSON[dto.AssignRequest](ctx)
	academyId, errA := uuid.Parse(req.AcademyId)
	accountId, errB := uuid.Parse(req.AccountId)
	if errA != nil || errB != nil {
		ResponseJSON[any, any](ctx, nil, nil, http_error.BAD_REQUEST_ERROR)
		return
	}

	res, err := c.service.AssignAccountToAcademy(ctx.Request.Context(), academyId, accountId)
	ResponseJSON(ctx, req, res, err)
}

// UnassignAccountFromAcademy godoc
// @Summary      Unassign Account from Academy
// @Description  Unassign an account from an academy
// @Tags         Admin Academy
// @Accept       json
// @Produce      json
// @Param        assignment_id   path      string  true  "Assignment ID"
// @Success      200  {object}  dto.SuccessResponse[any]
// @Failure      400  {object}  dto.ErrorResponse
// @Security     BearerAuth
// @Router       /api/v1/admin/academy/assign/{assignment_id} [delete]
func (c *adminAcademyController) UnassignAccountFromAcademy(ctx *gin.Context) {
	id := ParseUUID(ctx, "assignment_id")
	err := c.service.UnassignAccountFromAcademy(ctx.Request.Context(), id)
	ResponseJSON(ctx, gin.H{"id": id}, gin.H{"deleted": true}, err)
}

// ListParticipants godoc
// @Summary      Admin: List Academy Participants
// @Description  List all participants assigned to an academy
// @Tags         Admin Academy
// @Accept       json
// @Produce      json
// @Security     BearerAuth
// @Param        academy_id  query     string  true   "Academy ID"
// @Param        limit       query     int     false  "Items per page"  default(10)
// @Param        page        query     int     false  "Page number"     default(1)
// @Param        search      query     string  false  "Search by username / full name"
// @Param        sortBy      query     string  false  "Sort field (created_at, username, email, full_name)"
// @Param        orderBy     query     string  false  "Sort direction (asc / desc)"
// @Success      200         {object}  dto.SuccessResponse[[]entity.AcademyAssign]
// @Failure      400         {object}  dto.ErrorResponse
// @Router       /api/v1/admin/academy/participants [get]
func (c *adminAcademyController) ListParticipants(ctx *gin.Context) {
	academyId, err := uuid.Parse(ctx.Query("academy_id"))
	if err != nil {
		ResponseJSON[any](ctx, gin.H{"academy_id": ctx.Query("academy_id")}, nil, http_error.BAD_REQUEST_ERROR)
		return
	}

	limit, _ := strconv.Atoi(ctx.DefaultQuery("limit", "10"))
	page, _ := strconv.Atoi(ctx.DefaultQuery("page", "1"))
	search := ctx.DefaultQuery("search", "")
	sortBy := ctx.DefaultQuery("sortBy", "")
	order := ctx.DefaultQuery("orderBy", "")
	if order == "" {
		order = ctx.DefaultQuery("order", "")
	}

	if limit < 1 {
		limit = 10
	} else if limit > 100 {
		limit = 100
	}
	if page < 1 {
		page = 1
	}

	offset := (page - 1) * limit
	p := entity.Pagination{Limit: limit, Offset: offset, Search: search, SortBy: sortBy, Order: order}

	list, total, listErr := c.service.ListParticipants(ctx.Request.Context(), academyId, p)
	if listErr != nil {
		ResponseJSON[any, any](ctx, nil, nil, listErr)
		return
	}

	totalPages := int((total + int64(limit) - 1) / int64(limit))
	if total == 0 {
		totalPages = 1
	}
	if page > totalPages {
		page = totalPages
	}

	meta := gin.H{
		"academy_id":  academyId,
		"totalItems":  total,
		"totalPages":  totalPages,
		"currentPage": page,
		"limit":       limit,
	}
	ResponseJSON(ctx, meta, list, nil)
}

// ListCandidates godoc
// @Summary      Admin: List Academy Candidates
// @Description  List accounts that are not yet assigned to an academy
// @Tags         Admin Academy
// @Accept       json
// @Produce      json
// @Security     BearerAuth
// @Param        academy_id  query     string  true   "Academy ID"
// @Param        limit       query     int     false  "Items per page"  default(10)
// @Param        page        query     int     false  "Page number"     default(1)
// @Param        search      query     string  false  "Search by username / full name"
// @Param        sortBy      query     string  false  "Sort field (username, full_name, created_at)"
// @Param        orderBy     query     string  false  "Sort direction (asc / desc)"
// @Success      200         {object}  dto.SuccessResponse[[]entity.Account]
// @Failure      400         {object}  dto.ErrorResponse
// @Router       /api/v1/admin/academy/candidates [get]
func (c *adminAcademyController) ListCandidates(ctx *gin.Context) {
	academyId, err := uuid.Parse(ctx.Query("academy_id"))
	if err != nil {
		ResponseJSON[any](ctx, gin.H{"academy_id": ctx.Query("academy_id")}, nil, http_error.BAD_REQUEST_ERROR)
		return
	}

	limit, _ := strconv.Atoi(ctx.DefaultQuery("limit", "10"))
	page, _ := strconv.Atoi(ctx.DefaultQuery("page", "1"))
	search := ctx.DefaultQuery("search", "")
	sortBy := ctx.DefaultQuery("sortBy", "")
	order := ctx.DefaultQuery("orderBy", "")
	if order == "" {
		order = ctx.DefaultQuery("order", "")
	}

	if limit < 1 {
		limit = 10
	} else if limit > 100 {
		limit = 100
	}
	if page < 1 {
		page = 1
	}

	offset := (page - 1) * limit
	p := entity.Pagination{Limit: limit, Offset: offset, Search: search, SortBy: sortBy, Order: order}

	list, total, listErr := c.service.ListCandidates(ctx.Request.Context(), academyId, p)
	if listErr != nil {
		ResponseJSON[any, any](ctx, nil, nil, listErr)
		return
	}

	totalPages := int((total + int64(limit) - 1) / int64(limit))
	if total == 0 {
		totalPages = 1
	}
	if page > totalPages {
		page = totalPages
	}

	meta := gin.H{
		"academy_id":  academyId,
		"totalItems":  total,
		"totalPages":  totalPages,
		"currentPage": page,
		"limit":       limit,
	}
	ResponseJSON(ctx, meta, list, nil)
}

// ListExamsByAcademy godoc
// @Summary      Admin: List Exams by Academy
// @Description  List all exams assigned to a specific academy
// @Tags         Admin Academy
// @Accept       json
// @Produce      json
// @Security     BearerAuth
// @Param        academy_id  path      string  true   "Academy ID"
// @Param        limit       query     int     false  "Items per page"  default(10)
// @Param        page        query     int     false  "Page number"     default(1)
// @Param        search      query     string  false  "Search by title / slug / description"
// @Param        sortBy      query     string  false  "Sort field (title, slug, duration, created_at)"
// @Param        orderBy     query     string  false  "Sort direction (asc / desc)"
// @Success      200         {object}  dto.SuccessResponse[[]entity.Exam]
// @Failure      400         {object}  dto.ErrorResponse
// @Router       /api/v1/admin/academy/id/{academy_id}/exams [get]
func (c *adminAcademyController) ListExamsByAcademy(ctx *gin.Context) {
	academyId := ParseUUID(ctx, "academy_id")

	limit, _ := strconv.Atoi(ctx.DefaultQuery("limit", "10"))
	page, _ := strconv.Atoi(ctx.DefaultQuery("page", "1"))
	search := ctx.DefaultQuery("search", "")
	sortBy := ctx.DefaultQuery("sortBy", "")
	order := ctx.DefaultQuery("orderBy", "")
	if order == "" {
		order = ctx.DefaultQuery("order", "")
	}

	if limit < 1 {
		limit = 10
	} else if limit > 100 {
		limit = 100
	}
	if page < 1 {
		page = 1
	}

	offset := (page - 1) * limit
	p := entity.Pagination{Limit: limit, Offset: offset, Search: search, SortBy: sortBy, Order: order}

	list, total, listErr := c.service.ListExamsByAcademy(ctx.Request.Context(), academyId, p)
	if listErr != nil {
		ResponseJSON[any, any](ctx, nil, nil, listErr)
		return
	}

	totalPages := int((total + int64(limit) - 1) / int64(limit))
	if total == 0 {
		totalPages = 1
	}
	if page > totalPages {
		page = totalPages
	}

	meta := gin.H{
		"academy_id":  academyId,
		"totalItems":  total,
		"totalPages":  totalPages,
		"currentPage": page,
		"limit":       limit,
	}
	ResponseJSON(ctx, meta, list, nil)
}

// ListExamCandidatesByAcademy godoc
// @Summary      Admin: List Exam Candidates by Academy
// @Description  List all exams NOT assigned to a specific academy
// @Tags         Admin Academy
// @Accept       json
// @Produce      json
// @Security     BearerAuth
// @Param        academy_id  path      string  true   "Academy ID"
// @Param        limit       query     int     false  "Items per page"  default(10)
// @Param        page        query     int     false  "Page number"     default(1)
// @Param        search      query     string  false  "Search by title / slug / description"
// @Param        sortBy      query     string  false  "Sort field (title, slug, duration, created_at)"
// @Param        orderBy     query     string  false  "Sort direction (asc / desc)"
// @Success      200         {object}  dto.SuccessResponse[[]entity.Exam]
// @Failure      400         {object}  dto.ErrorResponse
// @Router       /api/v1/admin/academy/id/{academy_id}/exam/candidates [get]
func (c *adminAcademyController) ListExamCandidatesByAcademy(ctx *gin.Context) {
	academyId := ParseUUID(ctx, "academy_id")

	limit, _ := strconv.Atoi(ctx.DefaultQuery("limit", "10"))
	page, _ := strconv.Atoi(ctx.DefaultQuery("page", "1"))
	search := ctx.DefaultQuery("search", "")
	sortBy := ctx.DefaultQuery("sortBy", "")
	order := ctx.DefaultQuery("orderBy", "")
	if order == "" {
		order = ctx.DefaultQuery("order", "")
	}

	if limit < 1 {
		limit = 10
	} else if limit > 100 {
		limit = 100
	}
	if page < 1 {
		page = 1
	}

	offset := (page - 1) * limit
	p := entity.Pagination{Limit: limit, Offset: offset, Search: search, SortBy: sortBy, Order: order}

	list, total, listErr := c.service.ListExamCandidatesByAcademy(ctx.Request.Context(), academyId, p)
	if listErr != nil {
		ResponseJSON[any, any](ctx, nil, nil, listErr)
		return
	}

	totalPages := int((total + int64(limit) - 1) / int64(limit))
	if total == 0 {
		totalPages = 1
	}
	if page > totalPages {
		page = totalPages
	}

	meta := gin.H{
		"academy_id":  academyId,
		"totalItems":  total,
		"totalPages":  totalPages,
		"currentPage": page,
		"limit":       limit,
	}
	ResponseJSON(ctx, meta, list, nil)
}

// ListContentsByAcademy godoc
// @Summary      Admin: List Contents by Academy
// @Description  List all contents in a specific academy
// @Tags         Admin Academy
// @Accept       json
// @Produce      json
// @Security     BearerAuth
// @Param        academy_id  path      string  true   "Academy ID"
// @Param        limit       query     int     false  "Items per page"  default(10)
// @Param        page        query     int     false  "Page number"     default(1)
// @Param        search      query     string  false  "Search by title / contents / material_title"
// @Param        sortBy      query     string  false  "Sort field (title, order, created_at, material_title)"
// @Param        orderBy     query     string  false  "Sort direction (asc / desc)"
// @Success      200         {object}  dto.SuccessResponse[[]entity.AcademyContent]
// @Failure      400         {object}  dto.ErrorResponse
// @Router       /api/v1/admin/academy/id/{academy_id}/contents [get]
func (c *adminAcademyController) ListContentsByAcademy(ctx *gin.Context) {
	academyId := ParseUUID(ctx, "academy_id")

	limit, _ := strconv.Atoi(ctx.DefaultQuery("limit", "10"))
	page, _ := strconv.Atoi(ctx.DefaultQuery("page", "1"))
	search := ctx.DefaultQuery("search", "")
	sortBy := ctx.DefaultQuery("sortBy", "")
	order := ctx.DefaultQuery("orderBy", "")
	if order == "" {
		order = ctx.DefaultQuery("order", "")
	}

	if limit < 1 {
		limit = 10
	} else if limit > 100 {
		limit = 100
	}
	if page < 1 {
		page = 1
	}

	offset := (page - 1) * limit
	p := entity.Pagination{Limit: limit, Offset: offset, Search: search, SortBy: sortBy, Order: order}

	list, total, listErr := c.service.ListContentsByAcademy(ctx.Request.Context(), academyId, p)
	if listErr != nil {
		ResponseJSON[any, any](ctx, nil, nil, listErr)
		return
	}

	totalPages := int((total + int64(limit) - 1) / int64(limit))
	if total == 0 {
		totalPages = 1
	}
	if page > totalPages {
		page = totalPages
	}

	meta := gin.H{
		"academy_id":  academyId,
		"totalItems":  total,
		"totalPages":  totalPages,
		"currentPage": page,
		"limit":       limit,
	}
	ResponseJSON(ctx, meta, list, nil)
}