Files
PinePods-nix/PinePods-0.8.2/gpodder-api/internal/api/sync.go
2026-03-03 10:57:43 -05:00

268 lines
6.9 KiB
Go

package api
import (
"database/sql"
"log"
"net/http"
"pinepods/gpodder-api/internal/db"
"pinepods/gpodder-api/internal/models"
"github.com/gin-gonic/gin"
)
// getSyncStatus handles GET /api/2/sync-devices/{username}.json
func getSyncStatus(database *db.Database) gin.HandlerFunc {
return func(c *gin.Context) {
// Get user ID from middleware
userID, _ := c.Get("userID")
// Query for device sync pairs
var query string
var rows *sql.Rows
var err error
if database.IsPostgreSQLDB() {
query = `
SELECT d1.DeviceName, d2.DeviceName
FROM "GpodderSyncDevicePairs" p
JOIN "GpodderDevices" d1 ON p.DeviceID1 = d1.DeviceID
JOIN "GpodderDevices" d2 ON p.DeviceID2 = d2.DeviceID
WHERE p.UserID = $1
`
rows, err = database.Query(query, userID)
} else {
query = `
SELECT d1.DeviceName, d2.DeviceName
FROM GpodderSyncDevicePairs p
JOIN GpodderDevices d1 ON p.DeviceID1 = d1.DeviceID
JOIN GpodderDevices d2 ON p.DeviceID2 = d2.DeviceID
WHERE p.UserID = ?
`
rows, err = database.Query(query, userID)
}
if err != nil {
log.Printf("Error querying device sync pairs: %v", err)
c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to get sync status"})
return
}
// Build sync pairs
syncPairs := make([][]string, 0)
for rows.Next() {
var device1, device2 string
if err := rows.Scan(&device1, &device2); err != nil {
log.Printf("Error scanning device pair: %v", err)
continue
}
syncPairs = append(syncPairs, []string{device1, device2})
}
rows.Close()
// Query for devices not in any sync pair
if database.IsPostgreSQLDB() {
query = `
SELECT d.DeviceName
FROM "GpodderDevices" d
WHERE d.UserID = $1
AND d.DeviceID NOT IN (
SELECT DeviceID1 FROM "GpodderSyncDevicePairs" WHERE UserID = $1
UNION
SELECT DeviceID2 FROM "GpodderSyncDevicePairs" WHERE UserID = $1
)
`
rows, err = database.Query(query, userID)
} else {
query = `
SELECT d.DeviceName
FROM GpodderDevices d
WHERE d.UserID = ?
AND d.DeviceID NOT IN (
SELECT DeviceID1 FROM GpodderSyncDevicePairs WHERE UserID = ?
UNION
SELECT DeviceID2 FROM GpodderSyncDevicePairs WHERE UserID = ?
)
`
rows, err = database.Query(query, userID, userID, userID)
}
if err != nil {
log.Printf("Error querying non-synced devices: %v", err)
c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to get sync status"})
return
}
// Build non-synced devices list
nonSynced := make([]string, 0)
for rows.Next() {
var deviceName string
if err := rows.Scan(&deviceName); err != nil {
log.Printf("Error scanning non-synced device: %v", err)
continue
}
nonSynced = append(nonSynced, deviceName)
}
rows.Close()
// Return response
c.JSON(http.StatusOK, models.SyncDevicesResponse{
Synchronized: syncPairs,
NotSynchronized: nonSynced,
})
}
}
// updateSyncStatus handles POST /api/2/sync-devices/{username}.json
func updateSyncStatus(database *db.Database) gin.HandlerFunc {
return func(c *gin.Context) {
// Get user ID from middleware
userID, _ := c.Get("userID")
// Parse request
var req models.SyncDevicesRequest
if err := c.ShouldBindJSON(&req); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request body"})
return
}
// Begin transaction
tx, err := database.Begin()
if err != nil {
log.Printf("Error beginning transaction: %v", err)
c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to begin transaction"})
return
}
defer func() {
if err != nil {
tx.Rollback()
}
}()
// Process synchronize pairs
for _, pair := range req.Synchronize {
if len(pair) != 2 {
continue
}
// Get device IDs
var device1ID, device2ID int
var query string
if database.IsPostgreSQLDB() {
query = `
SELECT DeviceID FROM "GpodderDevices"
WHERE UserID = $1 AND DeviceName = $2
`
err = tx.QueryRow(query, userID, pair[0]).Scan(&device1ID)
} else {
query = `
SELECT DeviceID FROM GpodderDevices
WHERE UserID = ? AND DeviceName = ?
`
err = tx.QueryRow(query, userID, pair[0]).Scan(&device1ID)
}
if err != nil {
log.Printf("Error getting device ID for %s: %v", pair[0], err)
continue
}
if database.IsPostgreSQLDB() {
err = tx.QueryRow(query, userID, pair[1]).Scan(&device2ID)
} else {
err = tx.QueryRow(query, userID, pair[1]).Scan(&device2ID)
}
if err != nil {
log.Printf("Error getting device ID for %s: %v", pair[1], err)
continue
}
// Ensure device1ID < device2ID for consistency
if device1ID > device2ID {
device1ID, device2ID = device2ID, device1ID
}
// Insert sync pair if it doesn't exist
if database.IsPostgreSQLDB() {
query = `
INSERT INTO "GpodderSyncDevicePairs" (UserID, DeviceID1, DeviceID2)
VALUES ($1, $2, $3)
ON CONFLICT (UserID, DeviceID1, DeviceID2) DO NOTHING
`
_, err = tx.Exec(query, userID, device1ID, device2ID)
} else {
query = `
INSERT IGNORE INTO GpodderSyncDevicePairs (UserID, DeviceID1, DeviceID2)
VALUES (?, ?, ?)
`
_, err = tx.Exec(query, userID, device1ID, device2ID)
}
if err != nil {
log.Printf("Error creating sync pair: %v", err)
c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to create sync pair"})
return
}
}
// Process stop-synchronize devices
for _, deviceName := range req.StopSynchronize {
// Get device ID
var deviceID int
var query string
if database.IsPostgreSQLDB() {
query = `
SELECT DeviceID FROM "GpodderDevices"
WHERE UserID = $1 AND DeviceName = $2
`
err = tx.QueryRow(query, userID, deviceName).Scan(&deviceID)
} else {
query = `
SELECT DeviceID FROM GpodderDevices
WHERE UserID = ? AND DeviceName = ?
`
err = tx.QueryRow(query, userID, deviceName).Scan(&deviceID)
}
if err != nil {
log.Printf("Error getting device ID for %s: %v", deviceName, err)
continue
}
// Remove all sync pairs involving this device
if database.IsPostgreSQLDB() {
query = `
DELETE FROM "GpodderSyncDevicePairs"
WHERE UserID = $1 AND (DeviceID1 = $2 OR DeviceID2 = $2)
`
_, err = tx.Exec(query, userID, deviceID)
} else {
query = `
DELETE FROM GpodderSyncDevicePairs
WHERE UserID = ? AND (DeviceID1 = ? OR DeviceID2 = ?)
`
_, err = tx.Exec(query, userID, deviceID, deviceID)
}
if err != nil {
log.Printf("Error removing sync pairs: %v", err)
c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to remove sync pairs"})
return
}
}
// Commit transaction
if err = tx.Commit(); err != nil {
log.Printf("Error committing transaction: %v", err)
c.JSON(http.StatusInternalServerError, gin.H{"error": "Failed to commit changes"})
return
}
// Return updated sync status by reusing the getSyncStatus handler
getSyncStatus(database)(c)
}
}