first commit

2023-05-19 00:42:48 +08:00
commit 53de9c6c51
243 changed files with 39485 additions and 0 deletions
@@ -0,0 +1,78 @@
+'use strict';
+
+var util = require('util');
+var QueryBase = require('./query_base');
+var jobStatus = require('../../job_status');
+
+function Fallback(index) {
+    QueryBase.call(this, index);
+}
+util.inherits(Fallback, QueryBase);
+
+module.exports = Fallback;
+
+Fallback.is = function (query) {
+    if (query.onsuccess || query.onerror) {
+        return true;
+    }
+    return false;
+};
+
+Fallback.prototype.getNextQuery = function (job) {
+    if (this.hasOnSuccess(job)) {
+        return this.getOnSuccess(job);
+    }
+    if (this.hasOnError(job)) {
+        return this.getOnError(job);
+    }
+};
+
+Fallback.prototype.getOnSuccess = function (job) {
+    if (job.query.query[this.index].status === jobStatus.DONE &&
+        job.query.query[this.index].fallback_status === jobStatus.PENDING) {
+        var onsuccessQuery = job.query.query[this.index].onsuccess;
+        if (onsuccessQuery) {
+            onsuccessQuery = onsuccessQuery.replace(/<%=\s*job_id\s*%>/g, job.job_id);
+        }
+        return onsuccessQuery;
+    }
+};
+
+Fallback.prototype.hasOnSuccess = function (job) {
+    return !!this.getOnSuccess(job);
+};
+
+Fallback.prototype.getOnError = function (job) {
+    if (job.query.query[this.index].status === jobStatus.FAILED &&
+        job.query.query[this.index].fallback_status === jobStatus.PENDING) {
+        var onerrorQuery = job.query.query[this.index].onerror;
+        if (onerrorQuery) {
+            onerrorQuery = onerrorQuery.replace(/<%=\s*job_id\s*%>/g, job.job_id);
+            onerrorQuery = onerrorQuery.replace(/<%=\s*error_message\s*%>/g, job.query.query[this.index].failed_reason);
+        }
+        return onerrorQuery;
+    }
+};
+
+Fallback.prototype.hasOnError = function (job) {
+    return !!this.getOnError(job);
+};
+
+Fallback.prototype.setStatus = function (status, job, errorMessage) {
+    var isValid = false;
+
+    isValid = this.isValidTransition(job.query.query[this.index].fallback_status, status);
+
+    if (isValid) {
+        job.query.query[this.index].fallback_status = status;
+        if (status === jobStatus.FAILED && errorMessage) {
+            job.query.query[this.index].failed_reason = errorMessage;
+        }
+    }
+
+    return isValid;
+};
+
+Fallback.prototype.getStatus = function (job) {
+    return job.query.query[this.index].fallback_status;
+};