feat(backend): add script interpreters

2026-04-04 15:17:34 +03:00
parent e721cff3f8
commit f5b9b32a9f
5 changed files with 481 additions and 0 deletions
@@ -0,0 +1,189 @@
+package repository
+
+import (
+	"context"
+	"database/sql"
+	"encoding/json"
+	"errors"
+	"time"
+
+	"gitea.d3m0k1d.ru/d3m0k1d/HellreigN/backend/internal/storage"
+)
+
+type ScriptInterpreter struct {
+	ID        int64     `json:"id"`
+	Name      string    `json:"name"`
+	Label     string    `json:"label"`
+	Argv      []string  `json:"argv"`
+	CreatedAt time.Time `json:"created_at"`
+	UpdatedAt time.Time `json:"updated_at"`
+}
+
+type ScriptInterpreterCreate struct {
+	Name  string   `json:"name" binding:"required"`
+	Label string   `json:"label" binding:"required"`
+	Argv  []string `json:"argv" binding:"required"`
+}
+
+type ScriptInterpreterUpdate struct {
+	Name  *string  `json:"name"`
+	Label *string  `json:"label"`
+	Argv  []string `json:"argv"`
+}
+
+type ScriptInterpreterRepo struct {
+	DB *sql.DB
+}
+
+func NewScriptInterpreterRepo(db *sql.DB) *ScriptInterpreterRepo {
+	return &ScriptInterpreterRepo{DB: db}
+}
+
+func (r *ScriptInterpreterRepo) Init(ctx context.Context) error {
+	_, err := r.DB.ExecContext(ctx, storage.CreateScriptInterpretersTable)
+	return err
+}
+
+func (r *ScriptInterpreterRepo) Create(ctx context.Context, in ScriptInterpreterCreate) (*ScriptInterpreter, error) {
+	argvJSON, err := json.Marshal(in.Argv)
+	if err != nil {
+		return nil, err
+	}
+
+	result, err := r.DB.ExecContext(ctx,
+		`INSERT INTO script_interpreters (name, label, argv) VALUES (?, ?, ?)`,
+		in.Name, in.Label, string(argvJSON),
+	)
+	if err != nil {
+		return nil, err
+	}
+
+	id, err := result.LastInsertId()
+	if err != nil {
+		return nil, err
+	}
+
+	return r.GetByID(ctx, id)
+}
+
+func (r *ScriptInterpreterRepo) GetByID(ctx context.Context, id int64) (*ScriptInterpreter, error) {
+	var si ScriptInterpreter
+	var argvJSON string
+	var createdAt, updatedAt string
+
+	err := r.DB.QueryRowContext(ctx,
+		`SELECT id, name, label, argv, created_at, updated_at FROM script_interpreters WHERE id = ?`,
+		id,
+	).Scan(&si.ID, &si.Name, &si.Label, &argvJSON, &createdAt, &updatedAt)
+	if err != nil {
+		if errors.Is(err, sql.ErrNoRows) {
+			return nil, ErrNotFound
+		}
+		return nil, err
+	}
+
+	if err := json.Unmarshal([]byte(argvJSON), &si.Argv); err != nil {
+		return nil, err
+	}
+	si.CreatedAt, _ = time.Parse(time.RFC3339, createdAt)
+	si.UpdatedAt, _ = time.Parse(time.RFC3339, updatedAt)
+	return &si, nil
+}
+
+func (r *ScriptInterpreterRepo) List(ctx context.Context) ([]ScriptInterpreter, error) {
+	rows, err := r.DB.QueryContext(ctx,
+		`SELECT id, name, label, argv, created_at, updated_at FROM script_interpreters`,
+	)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+
+	var interpreters []ScriptInterpreter
+	for rows.Next() {
+		var si ScriptInterpreter
+		var argvJSON, createdAt, updatedAt string
+		if err := rows.Scan(&si.ID, &si.Name, &si.Label, &argvJSON, &createdAt, &updatedAt); err != nil {
+			return nil, err
+		}
+		if err := json.Unmarshal([]byte(argvJSON), &si.Argv); err != nil {
+			return nil, err
+		}
+		si.CreatedAt, _ = time.Parse(time.RFC3339, createdAt)
+		si.UpdatedAt, _ = time.Parse(time.RFC3339, updatedAt)
+		interpreters = append(interpreters, si)
+	}
+	return interpreters, rows.Err()
+}
+
+func (r *ScriptInterpreterRepo) Update(ctx context.Context, id int64, in ScriptInterpreterUpdate) (*ScriptInterpreter, error) {
+	si, err := r.GetByID(ctx, id)
+	if err != nil {
+		return nil, err
+	}
+
+	set := ""
+	args := make([]interface{}, 0)
+	idx := 1
+
+	if in.Name != nil {
+		set += "name = ?"
+		args = append(args, *in.Name)
+		idx++
+	}
+	if in.Label != nil {
+		if idx > 1 {
+			set += ", "
+		}
+		set += "label = ?"
+		args = append(args, *in.Label)
+		idx++
+	}
+	if in.Argv != nil {
+		if idx > 1 {
+			set += ", "
+		}
+		argvJSON, err := json.Marshal(in.Argv)
+		if err != nil {
+			return nil, err
+		}
+		set += "argv = ?"
+		args = append(args, string(argvJSON))
+		idx++
+	}
+
+	if idx == 1 {
+		return si, nil
+	}
+
+	set += ", updated_at = CURRENT_TIMESTAMP"
+	args = append(args, id)
+
+	_, err = r.DB.ExecContext(ctx,
+		`UPDATE script_interpreters SET `+set+` WHERE id = ?`,
+		args...,
+	)
+	if err != nil {
+		return nil, err
+	}
+
+	return r.GetByID(ctx, id)
+}
+
+func (r *ScriptInterpreterRepo) Delete(ctx context.Context, id int64) error {
+	result, err := r.DB.ExecContext(ctx,
+		`DELETE FROM script_interpreters WHERE id = ?`,
+		id,
+	)
+	if err != nil {
+		return err
+	}
+	affected, err := result.RowsAffected()
+	if err != nil {
+		return err
+	}
+	if affected == 0 {
+		return ErrNotFound
+	}
+	return nil
+}