import { z } from "zod";

import { IdentityUaClientSecretsSchema, IdentityUniversalAuthsSchema } from "@app/db/schemas";
import { EventType } from "@app/ee/services/audit-log/audit-log-types";
import { UNIVERSAL_AUTH } from "@app/lib/api-docs";
import { readLimit, writeLimit } from "@app/server/config/rateLimiter";
import { verifyAuth } from "@app/server/plugins/auth/verify-auth";
import { AuthMode } from "@app/services/auth/auth-type";
import { TIdentityTrustedIp } from "@app/services/identity/identity-types";

export const sanitizedClientSecretSchema = IdentityUaClientSecretsSchema.pick({
  id: true,
  createdAt: true,
  updatedAt: true,
  description: true,
  clientSecretPrefix: true,
  clientSecretNumUses: true,
  clientSecretNumUsesLimit: true,
  clientSecretTTL: true,
  identityUAId: true,
  isClientSecretRevoked: true
});

export const registerIdentityUaRouter = async (server: FastifyZodProvider) => {
  server.route({
    method: "POST",
    url: "/universal-auth/login",
    config: {
      rateLimit: writeLimit
    },
    schema: {
      description: "Login with Universal Auth",
      body: z.object({
        clientId: z.string().trim().describe(UNIVERSAL_AUTH.LOGIN.clientId),
        clientSecret: z.string().trim().describe(UNIVERSAL_AUTH.LOGIN.clientSecret)
      }),
      response: {
        200: z.object({
          accessToken: z.string(),
          expiresIn: z.coerce.number(),
          accessTokenMaxTTL: z.coerce.number(),
          tokenType: z.literal("Bearer")
        })
      }
    },
    handler: async (req) => {
      const { identityUa, accessToken, identityAccessToken, validClientSecretInfo, identityMembershipOrg } =
        await server.services.identityUa.login(req.body.clientId, req.body.clientSecret, req.realIp);

      await server.services.auditLog.createAuditLog({
        ...req.auditLogInfo,
        orgId: identityMembershipOrg?.orgId,
        event: {
          type: EventType.LOGIN_IDENTITY_UNIVERSAL_AUTH,
          metadata: {
            clientSecretId: validClientSecretInfo.id,
            identityId: identityUa.identityId,
            identityAccessTokenId: identityAccessToken.id,
            identityUniversalAuthId: identityUa.id
          }
        }
      });
      return {
        accessToken,
        tokenType: "Bearer" as const,
        expiresIn: identityUa.accessTokenTTL,
        accessTokenMaxTTL: identityUa.accessTokenMaxTTL
      };
    }
  });

  server.route({
    method: "POST",
    url: "/universal-auth/identities/:identityId",
    config: {
      rateLimit: writeLimit
    },
    onRequest: verifyAuth([AuthMode.JWT, AuthMode.IDENTITY_ACCESS_TOKEN]),
    schema: {
      description: "Attach Universal Auth configuration onto identity",
      security: [
        {
          bearerAuth: []
        }
      ],
      params: z.object({
        identityId: z.string().trim().describe(UNIVERSAL_AUTH.ATTACH.identityId)
      }),
      body: z.object({
        clientSecretTrustedIps: z
          .object({
            ipAddress: z.string().trim()
          })
          .array()
          .min(1)
          .default([{ ipAddress: "0.0.0.0/0" }, { ipAddress: "::/0" }])
          .describe(UNIVERSAL_AUTH.ATTACH.clientSecretTrustedIps),
        accessTokenTrustedIps: z
          .object({
            ipAddress: z.string().trim()
          })
          .array()
          .min(1)
          .default([{ ipAddress: "0.0.0.0/0" }, { ipAddress: "::/0" }])
          .describe(UNIVERSAL_AUTH.ATTACH.accessTokenTrustedIps),
        accessTokenTTL: z
          .number()
          .int()
          .min(1)
          .refine((value) => value !== 0, {
            message: "accessTokenTTL must have a non zero number"
          })
          .default(2592000)
          .describe(UNIVERSAL_AUTH.ATTACH.accessTokenTTL), // 30 days
        accessTokenMaxTTL: z
          .number()
          .int()
          .refine((value) => value !== 0, {
            message: "accessTokenMaxTTL must have a non zero number"
          })
          .default(2592000)
          .describe(UNIVERSAL_AUTH.ATTACH.accessTokenMaxTTL), // 30 days
        accessTokenNumUsesLimit: z
          .number()
          .int()
          .min(0)
          .default(0)
          .describe(UNIVERSAL_AUTH.ATTACH.accessTokenNumUsesLimit)
      }),
      response: {
        200: z.object({
          identityUniversalAuth: IdentityUniversalAuthsSchema
        })
      }
    },
    handler: async (req) => {
      const identityUniversalAuth = await server.services.identityUa.attachUa({
        actor: req.permission.type,
        actorId: req.permission.id,
        actorOrgId: req.permission.orgId,
        actorAuthMethod: req.permission.authMethod,
        ...req.body,
        identityId: req.params.identityId
      });
      await server.services.auditLog.createAuditLog({
        ...req.auditLogInfo,
        orgId: identityUniversalAuth.orgId,
        event: {
          type: EventType.ADD_IDENTITY_UNIVERSAL_AUTH,
          metadata: {
            identityId: identityUniversalAuth.identityId,
            accessTokenTTL: identityUniversalAuth.accessTokenTTL,
            accessTokenMaxTTL: identityUniversalAuth.accessTokenMaxTTL,
            accessTokenTrustedIps: identityUniversalAuth.accessTokenTrustedIps as TIdentityTrustedIp[],
            clientSecretTrustedIps: identityUniversalAuth.clientSecretTrustedIps as TIdentityTrustedIp[],
            accessTokenNumUsesLimit: identityUniversalAuth.accessTokenNumUsesLimit
          }
        }
      });

      return { identityUniversalAuth };
    }
  });

  server.route({
    method: "PATCH",
    url: "/universal-auth/identities/:identityId",
    config: {
      rateLimit: writeLimit
    },
    onRequest: verifyAuth([AuthMode.JWT, AuthMode.IDENTITY_ACCESS_TOKEN]),
    schema: {
      description: "Update Universal Auth configuration on identity",
      security: [
        {
          bearerAuth: []
        }
      ],
      params: z.object({
        identityId: z.string().describe(UNIVERSAL_AUTH.UPDATE.identityId)
      }),
      body: z.object({
        clientSecretTrustedIps: z
          .object({
            ipAddress: z.string().trim()
          })
          .array()
          .min(1)
          .optional()
          .describe(UNIVERSAL_AUTH.UPDATE.clientSecretTrustedIps),
        accessTokenTrustedIps: z
          .object({
            ipAddress: z.string().trim()
          })
          .array()
          .min(1)
          .optional()
          .describe(UNIVERSAL_AUTH.UPDATE.accessTokenTrustedIps),
        accessTokenTTL: z.number().int().min(0).optional().describe(UNIVERSAL_AUTH.UPDATE.accessTokenTTL),
        accessTokenNumUsesLimit: z
          .number()
          .int()
          .min(0)
          .optional()
          .describe(UNIVERSAL_AUTH.UPDATE.accessTokenNumUsesLimit),
        accessTokenMaxTTL: z
          .number()
          .int()
          .refine((value) => value !== 0, {
            message: "accessTokenMaxTTL must have a non zero number"
          })
          .optional()
          .describe(UNIVERSAL_AUTH.UPDATE.accessTokenMaxTTL)
      }),
      response: {
        200: z.object({
          identityUniversalAuth: IdentityUniversalAuthsSchema
        })
      }
    },
    handler: async (req) => {
      const identityUniversalAuth = await server.services.identityUa.updateUa({
        actor: req.permission.type,
        actorId: req.permission.id,
        actorOrgId: req.permission.orgId,
        actorAuthMethod: req.permission.authMethod,
        ...req.body,
        identityId: req.params.identityId
      });

      await server.services.auditLog.createAuditLog({
        ...req.auditLogInfo,
        orgId: identityUniversalAuth.orgId,
        event: {
          type: EventType.UPDATE_IDENTITY_UNIVERSAL_AUTH,
          metadata: {
            identityId: identityUniversalAuth.identityId,
            accessTokenTTL: identityUniversalAuth.accessTokenTTL,
            accessTokenMaxTTL: identityUniversalAuth.accessTokenMaxTTL,
            accessTokenTrustedIps: identityUniversalAuth.accessTokenTrustedIps as TIdentityTrustedIp[],
            clientSecretTrustedIps: identityUniversalAuth.clientSecretTrustedIps as TIdentityTrustedIp[],
            accessTokenNumUsesLimit: identityUniversalAuth.accessTokenNumUsesLimit
          }
        }
      });

      return { identityUniversalAuth };
    }
  });

  server.route({
    method: "GET",
    url: "/universal-auth/identities/:identityId",
    config: {
      rateLimit: readLimit
    },
    onRequest: verifyAuth([AuthMode.JWT, AuthMode.IDENTITY_ACCESS_TOKEN]),
    schema: {
      description: "Retrieve Universal Auth configuration on identity",
      security: [
        {
          bearerAuth: []
        }
      ],
      params: z.object({
        identityId: z.string().describe(UNIVERSAL_AUTH.RETRIEVE.identityId)
      }),
      response: {
        200: z.object({
          identityUniversalAuth: IdentityUniversalAuthsSchema
        })
      }
    },
    handler: async (req) => {
      const identityUniversalAuth = await server.services.identityUa.getIdentityUa({
        actor: req.permission.type,
        actorId: req.permission.id,
        actorAuthMethod: req.permission.authMethod,
        actorOrgId: req.permission.orgId,
        identityId: req.params.identityId
      });

      await server.services.auditLog.createAuditLog({
        ...req.auditLogInfo,
        orgId: identityUniversalAuth.orgId,
        event: {
          type: EventType.GET_IDENTITY_UNIVERSAL_AUTH,
          metadata: {
            identityId: identityUniversalAuth.identityId
          }
        }
      });

      return { identityUniversalAuth };
    }
  });

  server.route({
    method: "POST",
    url: "/universal-auth/identities/:identityId/client-secrets",
    config: {
      rateLimit: writeLimit
    },
    onRequest: verifyAuth([AuthMode.JWT, AuthMode.IDENTITY_ACCESS_TOKEN]),
    schema: {
      description: "Create Universal Auth Client Secret for identity",
      security: [
        {
          bearerAuth: []
        }
      ],
      params: z.object({
        identityId: z.string().describe(UNIVERSAL_AUTH.CREATE_CLIENT_SECRET.identityId)
      }),
      body: z.object({
        description: z.string().trim().default("").describe(UNIVERSAL_AUTH.CREATE_CLIENT_SECRET.description),
        numUsesLimit: z.number().min(0).default(0).describe(UNIVERSAL_AUTH.CREATE_CLIENT_SECRET.numUsesLimit),
        ttl: z.number().min(0).default(0).describe(UNIVERSAL_AUTH.CREATE_CLIENT_SECRET.ttl)
      }),
      response: {
        200: z.object({
          clientSecret: z.string(),
          clientSecretData: sanitizedClientSecretSchema
        })
      }
    },
    handler: async (req) => {
      const { clientSecret, clientSecretData, orgId } = await server.services.identityUa.createUaClientSecret({
        actor: req.permission.type,
        actorId: req.permission.id,
        actorAuthMethod: req.permission.authMethod,
        actorOrgId: req.permission.orgId,
        identityId: req.params.identityId,
        ...req.body
      });

      await server.services.auditLog.createAuditLog({
        ...req.auditLogInfo,
        orgId,
        event: {
          type: EventType.CREATE_IDENTITY_UNIVERSAL_AUTH_CLIENT_SECRET,
          metadata: {
            identityId: req.params.identityId,
            clientSecretId: clientSecretData.id
          }
        }
      });

      return { clientSecret, clientSecretData };
    }
  });

  server.route({
    method: "GET",
    url: "/universal-auth/identities/:identityId/client-secrets",
    config: {
      rateLimit: readLimit
    },
    onRequest: verifyAuth([AuthMode.JWT, AuthMode.IDENTITY_ACCESS_TOKEN]),
    schema: {
      description: "List Universal Auth Client Secrets for identity",
      security: [
        {
          bearerAuth: []
        }
      ],
      params: z.object({
        identityId: z.string().describe(UNIVERSAL_AUTH.LIST_CLIENT_SECRETS.identityId)
      }),
      response: {
        200: z.object({
          clientSecretData: sanitizedClientSecretSchema.array()
        })
      }
    },
    handler: async (req) => {
      const { clientSecrets: clientSecretData, orgId } = await server.services.identityUa.getUaClientSecrets({
        actor: req.permission.type,
        actorId: req.permission.id,
        actorAuthMethod: req.permission.authMethod,
        actorOrgId: req.permission.orgId,
        identityId: req.params.identityId
      });

      await server.services.auditLog.createAuditLog({
        ...req.auditLogInfo,
        orgId,
        event: {
          type: EventType.GET_IDENTITY_UNIVERSAL_AUTH_CLIENT_SECRETS,
          metadata: {
            identityId: req.params.identityId
          }
        }
      });
      return { clientSecretData };
    }
  });

  server.route({
    method: "POST",
    url: "/universal-auth/identities/:identityId/client-secrets/:clientSecretId/revoke",
    config: {
      rateLimit: writeLimit
    },
    onRequest: verifyAuth([AuthMode.JWT, AuthMode.IDENTITY_ACCESS_TOKEN]),
    schema: {
      description: "Revoke Universal Auth Client Secrets for identity",
      security: [
        {
          bearerAuth: []
        }
      ],
      params: z.object({
        identityId: z.string().describe(UNIVERSAL_AUTH.REVOKE_CLIENT_SECRET.identityId),
        clientSecretId: z.string().describe(UNIVERSAL_AUTH.REVOKE_CLIENT_SECRET.clientSecretId)
      }),
      response: {
        200: z.object({
          clientSecretData: sanitizedClientSecretSchema
        })
      }
    },
    handler: async (req) => {
      const clientSecretData = await server.services.identityUa.revokeUaClientSecret({
        actor: req.permission.type,
        actorId: req.permission.id,
        actorAuthMethod: req.permission.authMethod,
        actorOrgId: req.permission.orgId,
        identityId: req.params.identityId,
        clientSecretId: req.params.clientSecretId
      });

      await server.services.auditLog.createAuditLog({
        ...req.auditLogInfo,
        orgId: clientSecretData.orgId,
        event: {
          type: EventType.REVOKE_IDENTITY_UNIVERSAL_AUTH_CLIENT_SECRET,
          metadata: {
            identityId: clientSecretData.identityId,
            clientSecretId: clientSecretData.id
          }
        }
      });

      return { clientSecretData };
    }
  });
};