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[MBL-1223] Track attribution event (#1961)
* Track attribution event * Return nil instead of force unwrapping
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,22 @@ | ||
| import Foundation | ||
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| struct AttributionTracking { | ||
| public enum AttributionEvent: String { | ||
| case projectPageViewed = "Project Page Viewed" | ||
| } | ||
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| static func eventParametersString(refInfo: RefInfo?) -> String? { | ||
| let sessionRefTag = refInfo?.refTag?.stringTag | ||
| let contextPageUrl = refInfo?.deeplinkUrl | ||
| var props = [String: String]() | ||
| if let sessionRefTag { | ||
| props["session_ref_tag"] = sessionRefTag | ||
| } | ||
| props["context_page_url"] = contextPageUrl ?? "" | ||
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| guard let propsData = try? JSONSerialization.data(withJSONObject: props) else { | ||
| return nil | ||
| } | ||
| return String(data: propsData, encoding: .utf8) | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,33 @@ | ||
| @testable import Library | ||
| import XCTest | ||
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| final class AttributionTrackingTests: TestCase { | ||
| func testParametersString() { | ||
| let ref = "test-tag" | ||
| let url = "test-url" | ||
| let refInfo = RefInfo(RefTag(code: ref), deeplinkUrl: url) | ||
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| let string = AttributionTracking.eventParametersString(refInfo: refInfo) | ||
| let json = self.jsonDict(string!) | ||
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| XCTAssertEqual(json["session_ref_tag"], ref) | ||
| XCTAssertEqual(json["context_page_url"], url) | ||
| } | ||
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| func testParametersString_emptyRefInfo() { | ||
| let refInfo = RefInfo(nil) | ||
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| let string = AttributionTracking.eventParametersString(refInfo: refInfo) | ||
| let json = self.jsonDict(string!) | ||
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| XCTAssertEqual(json["context_page_url"], "") | ||
| XCTAssertEqual(json.count, 1) // Json shouldn't contain any other fields. | ||
| } | ||
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| // MARK: - Helpers | ||
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| private func jsonDict(_ jsonString: String) -> [String: String] { | ||
| let data = jsonString.data(using: .utf8) | ||
| return try! JSONDecoder().decode([String: String].self, from: data!) | ||
| } | ||
| } |
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