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| 1 | +package com.dbaagent.controller; |
| 2 | + |
| 3 | +import com.dbaagent.model.DigestDeliveryMethod; |
| 4 | +import com.dbaagent.model.PersonaTag; |
| 5 | +import com.dbaagent.model.UserDigestPreference; |
| 6 | +import com.dbaagent.service.DigestPreferenceSeedService; |
| 7 | +import com.dbaagent.service.security.AccessControlService; |
| 8 | +import com.dbaagent.service.UserDigestPreferenceService; |
| 9 | +import com.dbaagent.service.SlackDailyDigestService; |
| 10 | +import lombok.RequiredArgsConstructor; |
| 11 | +import lombok.extern.slf4j.Slf4j; |
| 12 | +import org.springframework.http.ResponseEntity; |
| 13 | +import org.springframework.security.access.prepost.PreAuthorize; |
| 14 | +import org.springframework.web.bind.annotation.*; |
| 15 | + |
| 16 | +import java.util.List; |
| 17 | +import java.util.Map; |
| 18 | + |
| 19 | +/** |
| 20 | + * REST controller for managing per-user digest preferences. |
| 21 | + * |
| 22 | + * <p>Users can manage their own digest subscriptions. Admins can manage any user's |
| 23 | + * preferences via the admin endpoints in {@link SlackAdminController}. |
| 24 | + */ |
| 25 | +@RestController |
| 26 | +@RequestMapping("/digest/preferences") |
| 27 | +@RequiredArgsConstructor |
| 28 | +@Slf4j |
| 29 | +public class DigestPreferenceController { |
| 30 | + |
| 31 | + private final UserDigestPreferenceService preferenceService; |
| 32 | + private final AccessControlService accessControlService; |
| 33 | + private final DigestPreferenceSeedService seedService; |
| 34 | + private final SlackDailyDigestService digestService; |
| 35 | + |
| 36 | + /** |
| 37 | + * Get the current user's digest preferences. |
| 38 | + */ |
| 39 | + @GetMapping |
| 40 | + public ResponseEntity<List<UserDigestPreference>> getMyPreferences() { |
| 41 | + String username = accessControlService.requireCurrentUsername(); |
| 42 | + return ResponseEntity.ok(preferenceService.getPreferencesForUser(username)); |
| 43 | + } |
| 44 | + |
| 45 | + /** |
| 46 | + * Create a new digest preference for the current user. |
| 47 | + */ |
| 48 | + @PostMapping |
| 49 | + public ResponseEntity<UserDigestPreference> createPreference(@RequestBody CreatePreferenceRequest request) { |
| 50 | + String username = accessControlService.requireCurrentUsername(); |
| 51 | + |
| 52 | + DigestDeliveryMethod method; |
| 53 | + if (request.deliveryMethod == null || request.deliveryMethod.isBlank()) { |
| 54 | + method = DigestDeliveryMethod.SLACK_DM; |
| 55 | + } else { |
| 56 | + method = DigestDeliveryMethod.fromString(request.deliveryMethod); |
| 57 | + if (method == null) { |
| 58 | + throw new IllegalArgumentException("Unknown delivery method: " + request.deliveryMethod); |
| 59 | + } |
| 60 | + } |
| 61 | + |
| 62 | + if (method == DigestDeliveryMethod.EMAIL) { |
| 63 | + throw new IllegalArgumentException("Email digest delivery is not available yet"); |
| 64 | + } |
| 65 | + |
| 66 | + if (request.connectionId != null && !request.connectionId.isBlank()) { |
| 67 | + accessControlService.assertCanReadConnectionContent(request.connectionId); |
| 68 | + } |
| 69 | + |
| 70 | + PersonaTag persona = request.personaTag != null |
| 71 | + ? PersonaTag.fromString(request.personaTag) |
| 72 | + : null; |
| 73 | + |
| 74 | + UserDigestPreference preference = preferenceService.createPreference( |
| 75 | + username, |
| 76 | + request.connectionId, |
| 77 | + method, |
| 78 | + persona, |
| 79 | + request.cronExpression, |
| 80 | + request.timezone |
| 81 | + ); |
| 82 | + |
| 83 | + return ResponseEntity.ok(preference); |
| 84 | + } |
| 85 | + |
| 86 | + /** |
| 87 | + * Update an existing preference. |
| 88 | + */ |
| 89 | + @PutMapping("/{id}") |
| 90 | + public ResponseEntity<UserDigestPreference> updatePreference( |
| 91 | + @PathVariable Long id, |
| 92 | + @RequestBody UpdatePreferenceRequest request) { |
| 93 | + |
| 94 | + String username = accessControlService.requireCurrentUsername(); |
| 95 | + |
| 96 | + UserDigestPreference existing = preferenceService.getPreference(id) |
| 97 | + .orElseThrow(() -> new IllegalArgumentException("Preference not found: " + id)); |
| 98 | + |
| 99 | + if (!existing.getUsername().equals(username) && !accessControlService.isCurrentUserAdmin()) { |
| 100 | + throw new IllegalArgumentException("Cannot update another user's preference"); |
| 101 | + } |
| 102 | + |
| 103 | + PersonaTag persona = request.personaTag != null |
| 104 | + ? PersonaTag.fromString(request.personaTag) |
| 105 | + : null; |
| 106 | + |
| 107 | + UserDigestPreference updated = preferenceService.updatePreference( |
| 108 | + id, |
| 109 | + request.enabled, |
| 110 | + persona, |
| 111 | + request.cronExpression, |
| 112 | + request.timezone |
| 113 | + ); |
| 114 | + |
| 115 | + return ResponseEntity.ok(updated); |
| 116 | + } |
| 117 | + |
| 118 | + /** |
| 119 | + * Enable or disable a preference. |
| 120 | + */ |
| 121 | + @PatchMapping("/{id}/enabled") |
| 122 | + public ResponseEntity<UserDigestPreference> setEnabled( |
| 123 | + @PathVariable Long id, |
| 124 | + @RequestBody Map<String, Boolean> body) { |
| 125 | + |
| 126 | + String username = accessControlService.requireCurrentUsername(); |
| 127 | + |
| 128 | + UserDigestPreference existing = preferenceService.getPreference(id) |
| 129 | + .orElseThrow(() -> new IllegalArgumentException("Preference not found: " + id)); |
| 130 | + |
| 131 | + if (!existing.getUsername().equals(username) && !accessControlService.isCurrentUserAdmin()) { |
| 132 | + throw new IllegalArgumentException("Cannot update another user's preference"); |
| 133 | + } |
| 134 | + |
| 135 | + Boolean enabled = body.get("enabled"); |
| 136 | + if (enabled == null) { |
| 137 | + throw new IllegalArgumentException("Missing 'enabled' field"); |
| 138 | + } |
| 139 | + |
| 140 | + UserDigestPreference updated = preferenceService.setEnabled(id, enabled); |
| 141 | + return ResponseEntity.ok(updated); |
| 142 | + } |
| 143 | + |
| 144 | + /** |
| 145 | + * Delete a preference. |
| 146 | + */ |
| 147 | + @DeleteMapping("/{id}") |
| 148 | + public ResponseEntity<Void> deletePreference(@PathVariable Long id) { |
| 149 | + String username = accessControlService.requireCurrentUsername(); |
| 150 | + |
| 151 | + UserDigestPreference existing = preferenceService.getPreference(id) |
| 152 | + .orElseThrow(() -> new IllegalArgumentException("Preference not found: " + id)); |
| 153 | + |
| 154 | + if (!existing.getUsername().equals(username) && !accessControlService.isCurrentUserAdmin()) { |
| 155 | + throw new IllegalArgumentException("Cannot delete another user's preference"); |
| 156 | + } |
| 157 | + |
| 158 | + preferenceService.deletePreference(id); |
| 159 | + return ResponseEntity.noContent().build(); |
| 160 | + } |
| 161 | + |
| 162 | + /** |
| 163 | + * Get available persona tags. |
| 164 | + */ |
| 165 | + @GetMapping("/persona-tags") |
| 166 | + public ResponseEntity<List<Map<String, String>>> getPersonaTags() { |
| 167 | + List<Map<String, String>> tags = List.of( |
| 168 | + Map.of("value", "DBA", "label", PersonaTag.DBA.getDisplayName(), "description", PersonaTag.DBA.getDescription()), |
| 169 | + Map.of("value", "APP_ENG", "label", PersonaTag.APP_ENG.getDisplayName(), "description", PersonaTag.APP_ENG.getDescription()), |
| 170 | + Map.of("value", "DATA_ENG", "label", PersonaTag.DATA_ENG.getDisplayName(), "description", PersonaTag.DATA_ENG.getDescription()), |
| 171 | + Map.of("value", "EXEC", "label", PersonaTag.EXEC.getDisplayName(), "description", PersonaTag.EXEC.getDescription()) |
| 172 | + ); |
| 173 | + return ResponseEntity.ok(tags); |
| 174 | + } |
| 175 | + |
| 176 | + /** |
| 177 | + * Get available delivery methods. |
| 178 | + */ |
| 179 | + @GetMapping("/delivery-methods") |
| 180 | + public ResponseEntity<List<Map<String, String>>> getDeliveryMethods() { |
| 181 | + // Only advertise methods this PR actually delivers. EMAIL/WhatsApp are PR4. |
| 182 | + List<Map<String, String>> methods = List.of( |
| 183 | + Map.of("value", "SLACK_DM", "label", DigestDeliveryMethod.SLACK_DM.getDisplayName(), "description", DigestDeliveryMethod.SLACK_DM.getDescription()), |
| 184 | + Map.of("value", "SLACK_CHANNEL", "label", DigestDeliveryMethod.SLACK_CHANNEL.getDisplayName(), "description", DigestDeliveryMethod.SLACK_CHANNEL.getDescription()) |
| 185 | + ); |
| 186 | + return ResponseEntity.ok(methods); |
| 187 | + } |
| 188 | + |
| 189 | + public record CreatePreferenceRequest( |
| 190 | + String connectionId, |
| 191 | + String deliveryMethod, |
| 192 | + String personaTag, |
| 193 | + String cronExpression, |
| 194 | + String timezone |
| 195 | + ) {} |
| 196 | + |
| 197 | + public record UpdatePreferenceRequest( |
| 198 | + Boolean enabled, |
| 199 | + String personaTag, |
| 200 | + String cronExpression, |
| 201 | + String timezone |
| 202 | + ) {} |
| 203 | + |
| 204 | + // ───────────────────────────────────────────────────────────────────────── |
| 205 | + // Admin: Seed & Status endpoints |
| 206 | + // ───────────────────────────────────────────────────────────────────────── |
| 207 | + |
| 208 | + /** |
| 209 | + * Preview what preferences would be seeded from singleton config. |
| 210 | + * Admin only. |
| 211 | + */ |
| 212 | + @GetMapping("/admin/seed/preview") |
| 213 | + @PreAuthorize("hasRole('ADMIN')") |
| 214 | + public ResponseEntity<SeedPreviewResponse> previewSeed() { |
| 215 | + DigestPreferenceSeedService.SeedResult result = seedService.previewSeed(); |
| 216 | + return ResponseEntity.ok(new SeedPreviewResponse( |
| 217 | + result.usersProcessed(), |
| 218 | + result.preferencesCreated(), |
| 219 | + result.skipped(), |
| 220 | + result.preferences().stream() |
| 221 | + .map(p -> new PreferencePreview(p.getUsername(), p.getConnectionId(), |
| 222 | + p.getPersonaTag() != null ? p.getPersonaTag().name() : null)) |
| 223 | + .toList() |
| 224 | + )); |
| 225 | + } |
| 226 | + |
| 227 | + /** |
| 228 | + * Seed preferences for all Slack-linked users from singleton config. |
| 229 | + * Admin only. Idempotent: skips users with existing preferences. |
| 230 | + */ |
| 231 | + @PostMapping("/admin/seed") |
| 232 | + @PreAuthorize("hasRole('ADMIN')") |
| 233 | + public ResponseEntity<SeedResultResponse> executeSeed() { |
| 234 | + DigestPreferenceSeedService.SeedResult result = seedService.executeSeed(); |
| 235 | + log.info("Admin seeded {} digest preferences for {} users", |
| 236 | + result.preferencesCreated(), result.usersProcessed()); |
| 237 | + return ResponseEntity.ok(new SeedResultResponse( |
| 238 | + result.usersProcessed(), |
| 239 | + result.preferencesCreated(), |
| 240 | + result.skipped() |
| 241 | + )); |
| 242 | + } |
| 243 | + |
| 244 | + /** |
| 245 | + * Seed preferences for the current user. |
| 246 | + * Available to any authenticated user. |
| 247 | + */ |
| 248 | + @PostMapping("/seed/me") |
| 249 | + public ResponseEntity<SeedResultResponse> seedForCurrentUser() { |
| 250 | + String username = accessControlService.requireCurrentUsername(); |
| 251 | + DigestPreferenceSeedService.SeedResult result = seedService.seedPreferencesForUser(username, false); |
| 252 | + return ResponseEntity.ok(new SeedResultResponse( |
| 253 | + 1, |
| 254 | + result.preferencesCreated(), |
| 255 | + result.skipped() |
| 256 | + )); |
| 257 | + } |
| 258 | + |
| 259 | + /** |
| 260 | + * Get current digest mode info. |
| 261 | + */ |
| 262 | + @GetMapping("/status") |
| 263 | + public ResponseEntity<DigestStatusResponse> getStatus() { |
| 264 | + SlackDailyDigestService.DigestModeInfo modeInfo = digestService.getDigestModeInfo(); |
| 265 | + return ResponseEntity.ok(new DigestStatusResponse( |
| 266 | + modeInfo.perUserMode(), |
| 267 | + modeInfo.enabledPreferences(), |
| 268 | + modeInfo.distinctUsers() |
| 269 | + )); |
| 270 | + } |
| 271 | + |
| 272 | + public record SeedPreviewResponse( |
| 273 | + int usersProcessed, |
| 274 | + int wouldCreate, |
| 275 | + List<String> wouldSkip, |
| 276 | + List<PreferencePreview> preferences |
| 277 | + ) {} |
| 278 | + |
| 279 | + public record PreferencePreview(String username, String connectionId, String personaTag) {} |
| 280 | + |
| 281 | + public record SeedResultResponse(int usersProcessed, int preferencesCreated, List<String> skipped) {} |
| 282 | + |
| 283 | + public record DigestStatusResponse(boolean perUserMode, long enabledPreferences, int distinctUsers) {} |
| 284 | + |
| 285 | + @ExceptionHandler(IllegalArgumentException.class) |
| 286 | + public ResponseEntity<Map<String, String>> handleBadRequest(IllegalArgumentException e) { |
| 287 | + return ResponseEntity.badRequest().body(Map.of("message", e.getMessage() != null ? e.getMessage() : "Bad request")); |
| 288 | + } |
| 289 | +} |
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