queries.FetchNextCard - Code Metrics - Inspection of "New version" - memnix/memnix-rest - Measure and Improve Code Quality continuously with Scrutinizer

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by Yume

created 2021-11-19 09:27 UTC

queries.FetchNextCard B

↳ Parent: pkg/queries/queries.go

Complexity

Conditions

Size

Total Lines	30
Code Lines	21

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	6
eloc	21
nop	2
dl	0
loc	30
rs	8.4426
c	0
b	0
f	0

package queries

import (
	"errors"
	"math/rand"
	"memnixrest/app/database"
	"memnixrest/app/models"
	"memnixrest/pkg/core"
	"time"

	"github.com/gofiber/fiber/v2"
	"gorm.io/gorm"
)

// GenerateAccess
func GenerateAccess(c *fiber.Ctx, user *models.User, deck *models.Deck) models.ResponseHTTP {
	db := database.DBConn

	if deck.Status != models.DeckPublic && user.Permissions != models.PermAdmin {
		return models.ResponseHTTP{
			Success: false,
			Message: "You don't have the permissions to subscribe to this deck!",
			Data:    nil,
			Count:   0,
		}
	}

	access := new(models.Access)

	if err := db.Joins("User").Joins("Deck").Where("accesses.user_id = ? AND accesses.deck_id =?", user.ID, deck.ID).Find(&access).Error; err != nil {
		if errors.Is(err, gorm.ErrRecordNotFound) {
			access.DeckID = deck.ID
			access.UserID = user.ID
			access.Permission = 1
			db.Preload("User").Preload("Deck").Create(access)
		}

	} else {
		if access.Permission >= models.AccessStudent {
			return models.ResponseHTTP{
				Success: false,
				Message: "You are already subscribed to this deck",
				Data:    nil,
				Count:   0,
			}
		} else {
			access.DeckID = deck.ID
			access.UserID = user.ID
			access.Permission = 1
			db.Preload("User").Preload("Deck").Save(access)
		}
	}

	return models.ResponseHTTP{
		Success: true,
		Message: "Success register an access",
		Data:    *access,
		Count:   1,
	}
}

func CheckAccess(c *fiber.Ctx, user *models.User, card *models.Card) models.Access {
	db := database.DBConn // DB Conn

	access := new(models.Access)

	if err := db.Joins("User").Joins("Deck").Where("accesses.user_id = ? AND accesses.deck_id = ?", user.ID, card.DeckID).First(&access).Error; err != nil {
		access.Permission = 0
		return *access
	}

	return *access
}

func PostMem(c *fiber.Ctx, user models.User, card models.Card, validation models.CardResponseValidation) models.ResponseHTTP {
	db := database.DBConn // DB Conn

	memDate := new(models.MemDate)

	if err := db.Joins("Card").Joins("User").Joins("Deck").Where("mem_dates.user_id = ? AND mem_dates.card_id = ?",
		&user.ID, card.ID).First(&memDate).Error; err != nil {
		return models.ResponseHTTP{
			Success: false,
			Message: "MemDate Not Found",
			Data:    nil,
		}
	}

	ex_mem := FetchMem(c, memDate, &user)
	if ex_mem.Efactor == 0 {
		ex_mem = models.Mem{
			UserID:     user.ID,
			CardID:     card.ID,
			Quality:    0,
			Repetition: 0,
			Efactor:    2.5,
			Interval:   0,
		}
	}

	core.UpdateMem(c, &ex_mem, validation)

	return models.ResponseHTTP{
		Success: true,
		Message: "Success Post Mem",
		Data:    nil,
	}
}

func PopulateMemDate(c *fiber.Ctx, user *models.User, deck *models.Deck) models.ResponseHTTP {
	db := database.DBConn // DB Conn
	var cards []models.Card

	if err := db.Joins("Deck").Where("cards.deck_id = ?", deck.ID).Find(&cards).Error; err != nil {
		return models.ResponseHTTP{
			Success: false,
			Message: err.Error(),
			Data:    nil,
			Count:   0,
		}
	}

	for _, s := range cards {
		_ = GenerateMemDate(c, user, &s)
	} // TODO: Handle errors

	return models.ResponseHTTP{
		Success: true,
		Message: "Success generated mem_date",
		Data:    nil,
		Count:   0,
	}

}

func GenerateMemDate(c *fiber.Ctx, user *models.User, card *models.Card) models.ResponseHTTP {
	db := database.DBConn // DB Conn

	memDate := new(models.MemDate)

	if err := db.Joins("User").Joins("Card").Where("mem_dates.user_id = ? AND mem_dates.card_id = ?", user.ID, card.ID).First(&memDate).Error; err != nil {
		if errors.Is(err, gorm.ErrRecordNotFound) {

			memDate = &models.MemDate{
				UserID:   user.ID,
				CardID:   card.ID,
				DeckID:   card.DeckID,
				NextDate: time.Now(),
			}

			db.Preload("User").Preload("Card").Create(memDate)
		} else {
			return models.ResponseHTTP{
				Success: false,
				Message: err.Error(),
				Data:    nil,
				Count:   0,
			}
		}
	}

	return models.ResponseHTTP{
		Success: true,
		Message: "Success generate MemDate",
		Data:    *memDate,
		Count:   1,
	}
}

// FetchAnswers
func FetchAnswers(c *fiber.Ctx, card *models.Card) []models.Answer {
	var answers []models.Answer
	db := database.DBConn // DB Conn

	if err := db.Joins("Card").Where("answers.card_id = ?", card.ID).Limit(3).Order("random()").Find(&answers).Error; err != nil {
		return nil
	}

	return answers
}

func FetchMem(c *fiber.Ctx, memDate *models.MemDate, user *models.User) models.Mem {
	db := database.DBConn // DB Conn

	mem := new(models.Mem)
	if err := db.Joins("Card").Where("mems.card_id = ? AND mems.user_id = ?", memDate.CardID, user.ID).Order("id desc").First(&mem).Error; err != nil {
		mem.Efactor = 0
	}
	return *mem
}

func GenerateAnswers(c *fiber.Ctx, memDate *models.MemDate) []string {
	var answersList []string

	res := FetchAnswers(c, &memDate.Card)

	if len(res) >= 3 {
		answersList = append(answersList, res[0].Answer, res[1].Answer, res[2].Answer, memDate.Card.Answer)

		rand.Seed(time.Now().UnixNano())
		rand.Shuffle(len(answersList), func(i, j int) { answersList[i], answersList[j] = answersList[j], answersList[i] })
	}

	return answersList

}

func FetchNextCard(c *fiber.Ctx, user *models.User) models.ResponseHTTP {
	db := database.DBConn // DB Conn

	memDate := new(models.MemDate)
	var answersList []string

	// Get next card
	if err := db.Joins("Card").Joins("User").Joins("Deck").Where("mem_dates.user_id = ?",
		&user.ID).Limit(1).Order("next_date asc").Find(&memDate).Error; err != nil {
		return models.ResponseHTTP{
			Success: false,
			Message: "Next today card not found",
			Data:    nil,
		}
	}

	mem := FetchMem(c, memDate, user)
	if mem.Efactor <= 1.4 || mem.Quality <= 1 || mem.Repetition < 2 {
		answersList = GenerateAnswers(c, memDate)
		if len(answersList) == 4 {
			memDate.Card.Type = 2 // MCQ
		}
	}

	return models.ResponseHTTP{
		Success: true,
		Message: "Get Next Today Card",
		Data: models.ResponseCard{
			Card:    memDate.Card,
			Answers: answersList,
		},
	}
}

// FetchNextTodayCard
func FetchNextTodayCard(c *fiber.Ctx, user *models.User) models.ResponseHTTP {
	db := database.DBConn // DB Conn
	memDate := new(models.MemDate)

	var answersList []string

	// Get next card with date condition
	t := time.Now()

	if err := db.Joins("Card").Joins("User").Joins("Deck").Where("mem_dates.user_id = ? AND mem_dates.next_date < ?",
		&user.ID, t.AddDate(0, 0, 1).Add(
			time.Duration(-t.Hour())*time.Hour)).Limit(1).Order("next_date asc").Find(&memDate).Error; err != nil {
		return models.ResponseHTTP{
			Success: false,
			Message: "Next today card not found",
			Data:    nil,
		}
	}

	mem := FetchMem(c, memDate, user)
	if mem.Efactor <= 1.4 || mem.Quality <= 1 || mem.Repetition < 2 {
		answersList = GenerateAnswers(c, memDate)
		if len(answersList) == 4 {
			memDate.Card.Type = 2 // MCQ
		}
	}

	return models.ResponseHTTP{
		Success: true,
		Message: "Get Next Today Card",
		Data: models.ResponseCard{
			Card:    memDate.Card,
			Answers: answersList,
		},
	}
}


1			package queries
2
3			import (
4			"errors"
5			"math/rand"
6			"memnixrest/app/database"
7			"memnixrest/app/models"
8			"memnixrest/pkg/core"
9			"time"
10
11			"github.com/gofiber/fiber/v2"
12			"gorm.io/gorm"
13			)
14
15			// GenerateAccess
16			func GenerateAccess(c fiber.Ctx, user models.User, deck *models.Deck) models.ResponseHTTP {
17			db := database.DBConn
18
19			if deck.Status != models.DeckPublic && user.Permissions != models.PermAdmin {
20			return models.ResponseHTTP{
21			Success: false,
22			Message: "You don't have the permissions to subscribe to this deck!",
23			Data: nil,
24			Count: 0,
25			}
26			}
27
28			access := new(models.Access)
29
30			if err := db.Joins("User").Joins("Deck").Where("accesses.user_id = ? AND accesses.deck_id =?", user.ID, deck.ID).Find(&access).Error; err != nil {
31			if errors.Is(err, gorm.ErrRecordNotFound) {
32			access.DeckID = deck.ID
33			access.UserID = user.ID
34			access.Permission = 1
35			db.Preload("User").Preload("Deck").Create(access)
36			}
37
38			} else {
39			if access.Permission >= models.AccessStudent {
40			return models.ResponseHTTP{
41			Success: false,
42			Message: "You are already subscribed to this deck",
43			Data: nil,
44			Count: 0,
45			}
46			} else {
47			access.DeckID = deck.ID
48			access.UserID = user.ID
49			access.Permission = 1
50			db.Preload("User").Preload("Deck").Save(access)
51			}
52			}
53
54			return models.ResponseHTTP{
55			Success: true,
56			Message: "Success register an access",
57			Data: *access,
58			Count: 1,
59			}
60			}
61
62			func CheckAccess(c fiber.Ctx, user models.User, card *models.Card) models.Access {
63			db := database.DBConn // DB Conn
64
65			access := new(models.Access)
66
67			if err := db.Joins("User").Joins("Deck").Where("accesses.user_id = ? AND accesses.deck_id = ?", user.ID, card.DeckID).First(&access).Error; err != nil {
68			access.Permission = 0
69			return *access
70			}
71
72			return *access
73			}
74
75			func PostMem(c *fiber.Ctx, user models.User, card models.Card, validation models.CardResponseValidation) models.ResponseHTTP {
76			db := database.DBConn // DB Conn
77
78			memDate := new(models.MemDate)
79
80			if err := db.Joins("Card").Joins("User").Joins("Deck").Where("mem_dates.user_id = ? AND mem_dates.card_id = ?",
81			&user.ID, card.ID).First(&memDate).Error; err != nil {
82			return models.ResponseHTTP{
83			Success: false,
84			Message: "MemDate Not Found",
85			Data: nil,
86			}
87			}
88
89			ex_mem := FetchMem(c, memDate, &user)
90			if ex_mem.Efactor == 0 {
91			ex_mem = models.Mem{
92			UserID: user.ID,
93			CardID: card.ID,
94			Quality: 0,
95			Repetition: 0,
96			Efactor: 2.5,
97			Interval: 0,
98			}
99			}
100
101			core.UpdateMem(c, &ex_mem, validation)
102
103			return models.ResponseHTTP{
104			Success: true,
105			Message: "Success Post Mem",
106			Data: nil,
107			}
108			}
109
110			func PopulateMemDate(c fiber.Ctx, user models.User, deck *models.Deck) models.ResponseHTTP {
111			db := database.DBConn // DB Conn
112			var cards []models.Card
113
114			if err := db.Joins("Deck").Where("cards.deck_id = ?", deck.ID).Find(&cards).Error; err != nil {
115			return models.ResponseHTTP{
116			Success: false,
117			Message: err.Error(),
118			Data: nil,
119			Count: 0,
120			}
121			}
122
123			for _, s := range cards {
124			_ = GenerateMemDate(c, user, &s)
125			} // TODO: Handle errors
126
127			return models.ResponseHTTP{
128			Success: true,
129			Message: "Success generated mem_date",
130			Data: nil,
131			Count: 0,
132			}
133
134			}
135
136			func GenerateMemDate(c fiber.Ctx, user models.User, card *models.Card) models.ResponseHTTP {
137			db := database.DBConn // DB Conn
138
139			memDate := new(models.MemDate)
140
141			if err := db.Joins("User").Joins("Card").Where("mem_dates.user_id = ? AND mem_dates.card_id = ?", user.ID, card.ID).First(&memDate).Error; err != nil {
142			if errors.Is(err, gorm.ErrRecordNotFound) {
143
144			memDate = &models.MemDate{
145			UserID: user.ID,
146			CardID: card.ID,
147			DeckID: card.DeckID,
148			NextDate: time.Now(),
149			}
150
151			db.Preload("User").Preload("Card").Create(memDate)
152			} else {
153			return models.ResponseHTTP{
154			Success: false,
155			Message: err.Error(),
156			Data: nil,
157			Count: 0,
158			}
159			}
160			}
161
162			return models.ResponseHTTP{
163			Success: true,
164			Message: "Success generate MemDate",
165			Data: *memDate,
166			Count: 1,
167			}
168			}
169
170			// FetchAnswers
171			func FetchAnswers(c fiber.Ctx, card models.Card) []models.Answer {
172			var answers []models.Answer
173			db := database.DBConn // DB Conn
174
175			if err := db.Joins("Card").Where("answers.card_id = ?", card.ID).Limit(3).Order("random()").Find(&answers).Error; err != nil {
176			return nil
177			}
178
179			return answers
180			}
181
182			func FetchMem(c fiber.Ctx, memDate models.MemDate, user *models.User) models.Mem {
183			db := database.DBConn // DB Conn
184
185			mem := new(models.Mem)
186			if err := db.Joins("Card").Where("mems.card_id = ? AND mems.user_id = ?", memDate.CardID, user.ID).Order("id desc").First(&mem).Error; err != nil {
187			mem.Efactor = 0
188			}
189			return *mem
190			}
191
192			func GenerateAnswers(c fiber.Ctx, memDate models.MemDate) []string {
193			var answersList []string
194
195			res := FetchAnswers(c, &memDate.Card)
196
197			if len(res) >= 3 {
198			answersList = append(answersList, res[0].Answer, res[1].Answer, res[2].Answer, memDate.Card.Answer)
199
200			rand.Seed(time.Now().UnixNano())
201			rand.Shuffle(len(answersList), func(i, j int) { answersList[i], answersList[j] = answersList[j], answersList[i] })
202			}
203
204			return answersList
205
206			}
207
208			func FetchNextCard(c fiber.Ctx, user models.User) models.ResponseHTTP {
209			db := database.DBConn // DB Conn
210
211			memDate := new(models.MemDate)
212			var answersList []string
213
214			// Get next card
215			if err := db.Joins("Card").Joins("User").Joins("Deck").Where("mem_dates.user_id = ?",
216			&user.ID).Limit(1).Order("next_date asc").Find(&memDate).Error; err != nil {
217			return models.ResponseHTTP{
218			Success: false,
219			Message: "Next today card not found",
220			Data: nil,
221			}
222			}
223
224			mem := FetchMem(c, memDate, user)
225			if mem.Efactor <= 1.4 \|\| mem.Quality <= 1 \|\| mem.Repetition < 2 {
226			answersList = GenerateAnswers(c, memDate)
227			if len(answersList) == 4 {
228			memDate.Card.Type = 2 // MCQ
229			}
230			}
231
232			return models.ResponseHTTP{
233			Success: true,
234			Message: "Get Next Today Card",
235			Data: models.ResponseCard{
236			Card: memDate.Card,
237			Answers: answersList,
238			},
239			}
240			}
241
242			// FetchNextTodayCard
243			func FetchNextTodayCard(c fiber.Ctx, user models.User) models.ResponseHTTP {
244			db := database.DBConn // DB Conn
245			memDate := new(models.MemDate)
246
247			var answersList []string
248
249			// Get next card with date condition
250			t := time.Now()
251
252			if err := db.Joins("Card").Joins("User").Joins("Deck").Where("mem_dates.user_id = ? AND mem_dates.next_date < ?",
253			&user.ID, t.AddDate(0, 0, 1).Add(
254			time.Duration(-t.Hour())*time.Hour)).Limit(1).Order("next_date asc").Find(&memDate).Error; err != nil {
255			return models.ResponseHTTP{
256			Success: false,
257			Message: "Next today card not found",
258			Data: nil,
259			}
260			}
261
262			mem := FetchMem(c, memDate, user)
263			if mem.Efactor <= 1.4 \|\| mem.Quality <= 1 \|\| mem.Repetition < 2 {
264			answersList = GenerateAnswers(c, memDate)
265			if len(answersList) == 4 {
266			memDate.Card.Type = 2 // MCQ
267			}
268			}
269
270			return models.ResponseHTTP{
271			Success: true,
272			Message: "Get Next Today Card",
273			Data: models.ResponseCard{
274			Card: memDate.Card,
275			Answers: answersList,
276			},
277			}
278			}
279

memnix / memnix-rest

Push — main ( 26be31...19cade )

queries.FetchNextCard B

Complexity

Size

Duplication

Importance

Duplication Side-by-Side

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