From d2450ffc89d1ee16311c140c3422dea8f166745f Mon Sep 17 00:00:00 2001
From: Iron_Felix <trubnikov.arseniy@mail.ru>
Date: Sat, 15 Nov 2025 00:52:23 +0300
Subject: [PATCH] feat: titles.go added

---
 api/api.gen.go                     | 24 ++++++++
 api/openapi.yaml                   | 10 ++++
 modules/backend/handlers/titles.go | 96 ++++++++++++++++++++++++++++++
 3 files changed, 130 insertions(+)
 create mode 100644 modules/backend/handlers/titles.go

diff --git a/api/api.gen.go b/api/api.gen.go
index 40c0fa2..d17b591 100644
--- a/api/api.gen.go
+++ b/api/api.gen.go
@@ -546,6 +546,14 @@ func (response GetTitle204Response) VisitGetTitleResponse(w http.ResponseWriter)
 	return nil
 }
 
+type GetTitle400Response struct {
+}
+
+func (response GetTitle400Response) VisitGetTitleResponse(w http.ResponseWriter) error {
+	w.WriteHeader(400)
+	return nil
+}
+
 type GetTitle500Response struct {
 }
 
@@ -593,6 +601,14 @@ func (response GetUsersUserId200JSONResponse) VisitGetUsersUserIdResponse(w http
 	return json.NewEncoder(w).Encode(response)
 }
 
+type GetUsersUserId400Response struct {
+}
+
+func (response GetUsersUserId400Response) VisitGetUsersUserIdResponse(w http.ResponseWriter) error {
+	w.WriteHeader(400)
+	return nil
+}
+
 type GetUsersUserId404Response struct {
 }
 
@@ -601,6 +617,14 @@ func (response GetUsersUserId404Response) VisitGetUsersUserIdResponse(w http.Res
 	return nil
 }
 
+type GetUsersUserId500Response struct {
+}
+
+func (response GetUsersUserId500Response) VisitGetUsersUserIdResponse(w http.ResponseWriter) error {
+	w.WriteHeader(500)
+	return nil
+}
+
 // StrictServerInterface represents all server handlers.
 type StrictServerInterface interface {
 	// Get titles
diff --git a/api/openapi.yaml b/api/openapi.yaml
index b17b539..43e380d 100644
--- a/api/openapi.yaml
+++ b/api/openapi.yaml
@@ -10,6 +10,7 @@ paths:
       summary: Get titles
       parameters:
         - in: query
+<<<<<<< Updated upstream
           name: word
           schema:
             type: string
@@ -32,6 +33,12 @@ paths:
           schema:
             $ref: '#/components/schemas/ReleaseSeason'
         - in: query
+=======
+          name: query
+          schema:
+            type: string
+        - in: query
+>>>>>>> Stashed changes
           name: limit
           schema:
             type: integer
@@ -57,10 +64,13 @@ paths:
                   $ref: '#/components/schemas/Title'
         '204':
           description: No titles found
+<<<<<<< Updated upstream
         '400':
           description: Request params are not correct
         '500':
           description: Unknown server error
+=======
+>>>>>>> Stashed changes
 
 #   /title/{title_id}:
 #     get:
diff --git a/modules/backend/handlers/titles.go b/modules/backend/handlers/titles.go
new file mode 100644
index 0000000..7bfcf58
--- /dev/null
+++ b/modules/backend/handlers/titles.go
@@ -0,0 +1,96 @@
+package handlers
+
+import (
+	"context"
+	"fmt"
+	oapi "nyanimedb/api"
+	sqlc "nyanimedb/sql"
+
+	log "github.com/sirupsen/logrus"
+)
+
+func Word2Sqlc(s *string) *string {
+	if s == nil {
+		return nil
+	}
+	if *s == "" {
+		return nil
+	}
+	return s
+}
+
+func TitleStatus2Sqlc(s *oapi.TitleStatus) (*sqlc.TitleStatusT, error) {
+	if s == nil {
+		return nil, nil
+	}
+	var t sqlc.TitleStatusT
+	if *s == "finished" {
+		t = "finished"
+	} else if *s == "ongoing" {
+		t = "ongoing"
+	} else if *s == "planned" {
+		t = "planned"
+	} else {
+		return nil, fmt.Errorf("unexpected tittle status: %s", *s)
+	}
+	return &t, nil
+}
+
+func ReleaseSeason2sqlc(s *oapi.ReleaseSeason) (*sqlc.ReleaseSeasonT, error) {
+	if s == nil {
+		return nil, nil
+	}
+	var t sqlc.ReleaseSeasonT
+	if *s == "winter" {
+		t = "winter"
+	} else if *s == "spring" {
+		t = "spring"
+	} else if *s == "summer" {
+		t = "summer"
+	} else if *s == "fall" {
+		t = "fall"
+	} else {
+		return nil, fmt.Errorf("unexpected release season: %s", *s)
+	}
+	return &t, nil
+}
+
+func (s Server) GetTitle(ctx context.Context, request oapi.GetTitleRequestObject) (oapi.GetTitleResponseObject, error) {
+	var result []oapi.Title
+
+	word := Word2Sqlc(request.Params.Word)
+	status, err := TitleStatus2Sqlc(request.Params.Status)
+	if err != nil {
+		log.Errorf("%v", err)
+		return oapi.GetTitle400Response{}, err
+	}
+	season, err := ReleaseSeason2sqlc(request.Params.ReleaseSeason)
+	if err != nil {
+		log.Errorf("%v", err)
+		return oapi.GetTitle400Response{}, err
+	}
+	// param = nil means it will not be used
+	titles, err := s.db.SearchTitles(ctx, sqlc.SearchTitlesParams{
+		Word:          word,
+		Status:        status,
+		Rating:        request.Params.Rating,
+		ReleaseYear:   request.Params.ReleaseYear,
+		ReleaseSeason: season,
+	})
+	if err != nil {
+		return oapi.GetTitle500Response{}, nil
+	}
+	if len(titles) == 0 {
+		return oapi.GetTitle204Response{}, nil
+	}
+
+	for _, title := range titles {
+		t := oapi.Title{
+			Rating:   title.Rating,
+			PosterId: title.PosterID,
+		}
+		result = append(result, t)
+	}
+
+	return oapi.GetTitle200JSONResponse(result), nil
+}