119 lines
2.6 KiB
Go
119 lines
2.6 KiB
Go
package repo
|
|
|
|
import (
|
|
"database/sql"
|
|
"fmt"
|
|
|
|
"github.com/jobs-scraper/internal/domain"
|
|
)
|
|
|
|
type JobRepository struct {
|
|
db *sql.DB
|
|
}
|
|
|
|
func NewJobRepository(db *sql.DB) *JobRepository {
|
|
return &JobRepository{db: db}
|
|
}
|
|
|
|
func (r *JobRepository) SaveJobs(jobs []domain.Job) error {
|
|
if len(jobs) == 0 {
|
|
return nil
|
|
}
|
|
|
|
// Deduplicate jobs by ID to avoid duplicate errors
|
|
jobMap := make(map[int64]domain.Job)
|
|
for _, job := range jobs {
|
|
jobMap[job.ID] = job
|
|
}
|
|
|
|
uniqueJobs := make([]domain.Job, 0, len(jobMap))
|
|
for _, job := range jobMap {
|
|
uniqueJobs = append(uniqueJobs, job)
|
|
}
|
|
|
|
sqlStatement := `
|
|
INSERT INTO jobs (id, title, company, company_link, location, job_link)
|
|
VALUES
|
|
`
|
|
|
|
// Create the value placeholders for all jobs
|
|
vals := []interface{}{}
|
|
for i, job := range uniqueJobs {
|
|
|
|
n := i * 6
|
|
|
|
if i > 0 {
|
|
sqlStatement += ","
|
|
}
|
|
sqlStatement += fmt.Sprintf("($%d, $%d, $%d, $%d, $%d, $%d)", n+1, n+2, n+3, n+4, n+5, n+6)
|
|
|
|
vals = append(vals, job.ID, job.Title, job.Company, job.CompanyLink, job.Location, job.JobLink)
|
|
}
|
|
|
|
sqlStatement += `
|
|
ON CONFLICT (id) DO UPDATE SET
|
|
title = EXCLUDED.title,
|
|
company = EXCLUDED.company,
|
|
company_link = EXCLUDED.company_link,
|
|
location = EXCLUDED.location,
|
|
job_link = EXCLUDED.job_link
|
|
`
|
|
|
|
_, err := r.db.Exec(sqlStatement, vals...)
|
|
if err != nil {
|
|
return fmt.Errorf("error inserting jobs: %v", err)
|
|
}
|
|
|
|
return nil
|
|
}
|
|
|
|
func (r *JobRepository) GetAllJobs() ([]domain.Job, error) {
|
|
rows, err := r.db.Query("SELECT id, title, company, company_link, location, job_link FROM jobs")
|
|
if err != nil {
|
|
return nil, fmt.Errorf("error querying jobs: %v", err)
|
|
}
|
|
defer rows.Close()
|
|
|
|
var jobs []domain.Job
|
|
for rows.Next() {
|
|
var job domain.Job
|
|
if err := rows.Scan(&job.ID, &job.Title, &job.Company, &job.CompanyLink, &job.Location, &job.JobLink); err != nil {
|
|
return nil, fmt.Errorf("error scanning job row: %v", err)
|
|
}
|
|
jobs = append(jobs, job)
|
|
}
|
|
|
|
if err := rows.Err(); err != nil {
|
|
return nil, fmt.Errorf("error iterating over job rows: %v", err)
|
|
}
|
|
|
|
return jobs, nil
|
|
}
|
|
func (r *JobRepository) GetJobByID(id int) (*domain.Job, error) {
|
|
var job domain.Job
|
|
|
|
sqlStatement := `
|
|
SELECT id, title, company, company_link, location, job_link
|
|
FROM jobs
|
|
WHERE id = $1
|
|
`
|
|
|
|
err := r.db.QueryRow(sqlStatement, id).Scan(
|
|
&job.ID,
|
|
&job.Title,
|
|
&job.Company,
|
|
&job.CompanyLink,
|
|
&job.Location,
|
|
&job.JobLink,
|
|
)
|
|
|
|
if err == sql.ErrNoRows {
|
|
return nil, fmt.Errorf("job with ID %d not found", id)
|
|
}
|
|
|
|
if err != nil {
|
|
return nil, fmt.Errorf("error querying job: %v", err)
|
|
}
|
|
|
|
return &job, nil
|
|
}
|