BookswapEPFL/Bookswap
Nov 2024 – Dec 2024
2 Months active
Languages Used
JavaKotlinXML
Technical Skills
API IntegrationAndroid DevelopmentAndroid TestingCloud StorageCode CleanupCode Documentation
LeniCadorinEpfl
PROFILE
Lenicadorinepfl
Leni Cadorin contributed to the BookswapEPFL/Bookswap repository by building and refining features that enhanced book photo management, user profile navigation, and overall app reliability. She implemented a scalable photo storage pipeline using Kotlin and Firebase Storage, enabling robust image handling for book ads and user profiles. Leni improved navigation flows and integrated language selection and cross-user profile viewing, broadening the app’s usability. She expanded test coverage with unit and UI tests, strengthened CI reliability, and maintained code quality through consistent formatting and documentation. Her work demonstrated depth in Android development, Jetpack Compose, and test-driven engineering, resulting in maintainable, user-focused solutions.
Overall Statistics
Feature vs Bugs
58%Features
Repository Contributions
104Total
Bugs
16
Commits
104
Features
22
Lines of code
8,805
Activity Months2
Your Network
118 people
Work History
December 2024
56 Commits • 14 Features
Dec 1, 2024December 2024 – BookswapEPFL/Bookswap monthly summary focused on delivering business value through feature delivery, reliability improvements, testing coverage, and observability. The month emphasized robust book-photo experiences, richer profile navigation, and ChatGPT-driven workflow enhancements, aligned with performance reviews and long-term maintenance. Key achievements: - Book photo handling implemented in BookDisplayComponent, enabling display and management of book photos with improved image rendering and UI. (commits: a5390fef205a1537e34e81bfc02d57bf7ed7fd99; 6fd73ebcdcdcc710d5e624bed1e6cd6cc70d56b2; 80d10f434f094a3d1105fece249c7db9c6f98d30) - UI/core stability fixes: stabilized core flow by reverting to stable versions of BookListComponent and BookDisplayComponent, removing unintended message additions, hard-coded values, and outdated tests. (commits: 12f6e00913b5c9d9ae3fbf1fd17296d6d88d9546; 1abf8c00d851bc10148852a3a356a5f153046927; 77c9bbcd5fa6b9cb763c1c1db853587da77e96c2; 61b1d2e1f4f972b8bb80bed3453c2db539782ef9) - Test coverage expansion: added UI tests for OthersUserProfileScreen and unit tests for OthersUserViewModel and UserBookViewModel; plus tests for book picture handling. (commits: acc11a900b2ecf127d24ef53debde9d45a420ab9; 648345cc103c5b0ab4c7ddce4ee2ac6b80ab8dbe; fd9fe178930afe807ff70375afbbc9116fb74d92; f2dce9e2a2120d4a6712d1a1986ff661b776ffaf) - Navigation and UI integration: integrated BookListComponent into UserProfileScreen and implemented navigation from BookListComponent to BookProfile; plus UI enhancements in UserProfileScreen. (commits: 71c6778f20175d082d6c3663b37d6084f2c7ebd6; 3fbae848a5db2c375d79e5ed0326a50249e0936d; 7053f3f08f058ee07df130645ef4246d36017056; 91615ced612655ce9d7050d5603e9918d003d74c) - ChatGPT-driven photo workflows and profile picture handling: improved parsing, deletion after chatGPT flows, and associated tests for profile pictures across OthersUserProfileScreen and related tests. (commits: 9eb9e8528f239a388bc66874a20eab99df6a4495; f6a9deae8c5816e7c53e12e1b1790759a759fdbf; dcc73311a7153c58cf725993f64214c14d5d1825; f47a81c4b2647c5e4b9e7b4eddcac91d2f786f40; 9b2faa8feaaea48e18a185022aa2294cecc22158; 28efbda4bd17fa200c2c68b4b403333f9a1a4452; 3839b553fb8143fc78b1e9a01a30939fc285d1d0; a816a8c24e1ade0024cc1f7d9472f951c17ccc2e; fcc63e1c838c7b2fad983f352b5b8987880420f2; 9db02b05fa11032771dd6ad5c45afd5587315cac) Technologies/skills demonstrated: Kotlin/Jetpack Compose, unit/UI testing, test maintenance, ktfmt-based formatting, code cleanup, logging enhancements, navigation patterns, and ChatGPT workflow integration.
56 Commits • 14 Features
Dec 1, 2024December 2024 – BookswapEPFL/Bookswap monthly summary focused on delivering business value through feature delivery, reliability improvements, testing coverage, and observability. The month emphasized robust book-photo experiences, richer profile navigation, and ChatGPT-driven workflow enhancements, aligned with performance reviews and long-term maintenance. Key achievements: - Book photo handling implemented in BookDisplayComponent, enabling display and management of book photos with improved image rendering and UI. (commits: a5390fef205a1537e34e81bfc02d57bf7ed7fd99; 6fd73ebcdcdcc710d5e624bed1e6cd6cc70d56b2; 80d10f434f094a3d1105fece249c7db9c6f98d30) - UI/core stability fixes: stabilized core flow by reverting to stable versions of BookListComponent and BookDisplayComponent, removing unintended message additions, hard-coded values, and outdated tests. (commits: 12f6e00913b5c9d9ae3fbf1fd17296d6d88d9546; 1abf8c00d851bc10148852a3a356a5f153046927; 77c9bbcd5fa6b9cb763c1c1db853587da77e96c2; 61b1d2e1f4f972b8bb80bed3453c2db539782ef9) - Test coverage expansion: added UI tests for OthersUserProfileScreen and unit tests for OthersUserViewModel and UserBookViewModel; plus tests for book picture handling. (commits: acc11a900b2ecf127d24ef53debde9d45a420ab9; 648345cc103c5b0ab4c7ddce4ee2ac6b80ab8dbe; fd9fe178930afe807ff70375afbbc9116fb74d92; f2dce9e2a2120d4a6712d1a1986ff661b776ffaf) - Navigation and UI integration: integrated BookListComponent into UserProfileScreen and implemented navigation from BookListComponent to BookProfile; plus UI enhancements in UserProfileScreen. (commits: 71c6778f20175d082d6c3663b37d6084f2c7ebd6; 3fbae848a5db2c375d79e5ed0326a50249e0936d; 7053f3f08f058ee07df130645ef4246d36017056; 91615ced612655ce9d7050d5603e9918d003d74c) - ChatGPT-driven photo workflows and profile picture handling: improved parsing, deletion after chatGPT flows, and associated tests for profile pictures across OthersUserProfileScreen and related tests. (commits: 9eb9e8528f239a388bc66874a20eab99df6a4495; f6a9deae8c5816e7c53e12e1b1790759a759fdbf; dcc73311a7153c58cf725993f64214c14d5d1825; f47a81c4b2647c5e4b9e7b4eddcac91d2f786f40; 9b2faa8feaaea48e18a185022aa2294cecc22158; 28efbda4bd17fa200c2c68b4b403333f9a1a4452; 3839b553fb8143fc78b1e9a01a30939fc285d1d0; a816a8c24e1ade0024cc1f7d9472f951c17ccc2e; fcc63e1c838c7b2fad983f352b5b8987880420f2; 9db02b05fa11032771dd6ad5c45afd5587315cac) Technologies/skills demonstrated: Kotlin/Jetpack Compose, unit/UI testing, test maintenance, ktfmt-based formatting, code cleanup, logging enhancements, navigation patterns, and ChatGPT workflow integration.
December 2024
November 2024
48 Commits • 8 Features
Nov 1, 2024November 2024 monthly summary for BookswapEPFL/Bookswap focusing on business value, key features delivered, major bugs fixed, and technical accomplishments. Key features delivered: - Photo storage integration: Implemented PhotoRepository in PhotoFirestoreSource and migrated image storage to Firebase Storage, enabling robust photo management for book ads. Representative commits: 137707186b16ea5b6fd305c41568b6a567177f30; 0c697649d75d5f2da70bf2882cadcfc63fcb379e; a3d84cf1adb3a4b3a4e10081cf256ec8c3c258d4. - Language selection UI: Added Language DropdownMenu for adding books with associated tests. Representative commits: 76e3c078f6cf8d355eaf30e616bba4d0957ea632; f55da24499965d9bbed6ca767a4d6998d2de905d. - Cross-user profile support: Implemented viewing other users’ profiles with navigation wiring into MainActivity. Representative commits: adc9d15a02f938513d6198e52be90180cbacca1e; ae989bbc5711869154f9f4107aa7d6b100d1599a; d0bc8daaec0edbac17ac29532bb96053cbfb7d2d. - UserBook retrieval and data integrity: Added UserBookViewModel to fetch and present Databook entries by UUIDs, with type-safety improvements for book lists. Representative commits: 1da2f500be5ed09a87c5cbb7d3d4c6f6e6a0531f; d9646df86d0bd3a7332feade42097f1656d5aeca; e96865582c5230a49f56b1064179933eccb84ee6. Major bugs fixed: - Navigation stability: Fixed temporary black screen on redundant screen reloads to improve UX continuity. Representative commits: cea9d1145b71d3c7e055aa3cb1edf378de297fa7. - Formatting and clean codebase: Applied ktfmt across the codebase to ensure consistent formatting and reduce review churn. Representative commits: 630fdebf17d75bca5001f7cadeab74f906936022; 50a23279190453e9ae541fdde314ec5fb49a948e; f452cca56168b2706a85a74f8c3643e133a48b0e. - Repository usage fix: Corrected deleteBooks onSuccess callback parameter name in BooksFirestoreRepository. Representative commits: f4d807ff3932ec45d4f0ea29dd5c3b09e9e800fa. - Test reliability and CI polish: Various test suite reliability improvements and UI navigation/CI test adjustments. Representative commits: 639c26ab57da372825443cf9aebff20f7eed1a6e; ff8e60d3a709ad67878126ced52853bca9bf55ff; 2028a6f0fb380143bc5df7337c9301304812b29b; 6fc353eea3c460e5c6aadef0e2c902f9e5e5c9db; 4574e572705103a4128c0056400474193fad8d72. Overall impact and accomplishments: - Delivered image-enabled book ads with a scalable Firebase-backed photo pipeline, improving user engagement and content quality. - Strengthened test coverage, reliability, and CI stability, enabling faster, safer releases. - Introduced user-centric features (language selection, cross-user profiles) that broaden app reach and improve social interactions. - Improved code quality and maintainability through consistent formatting and clearer documentation. Technologies and skills demonstrated: - Kotlin, Android app architecture, and navigation components. - Firebase Storage integration and PhotoFirestoreSource patterns. - Test-driven discipline: expanded unit/integration tests, end-to-end adjustments, and test reliability fixes. - ktfmt-based formatting discipline to maintain code consistency across the team.
November 2024
48 Commits • 8 Features
Nov 1, 2024November 2024 monthly summary for BookswapEPFL/Bookswap focusing on business value, key features delivered, major bugs fixed, and technical accomplishments. Key features delivered: - Photo storage integration: Implemented PhotoRepository in PhotoFirestoreSource and migrated image storage to Firebase Storage, enabling robust photo management for book ads. Representative commits: 137707186b16ea5b6fd305c41568b6a567177f30; 0c697649d75d5f2da70bf2882cadcfc63fcb379e; a3d84cf1adb3a4b3a4e10081cf256ec8c3c258d4. - Language selection UI: Added Language DropdownMenu for adding books with associated tests. Representative commits: 76e3c078f6cf8d355eaf30e616bba4d0957ea632; f55da24499965d9bbed6ca767a4d6998d2de905d. - Cross-user profile support: Implemented viewing other users’ profiles with navigation wiring into MainActivity. Representative commits: adc9d15a02f938513d6198e52be90180cbacca1e; ae989bbc5711869154f9f4107aa7d6b100d1599a; d0bc8daaec0edbac17ac29532bb96053cbfb7d2d. - UserBook retrieval and data integrity: Added UserBookViewModel to fetch and present Databook entries by UUIDs, with type-safety improvements for book lists. Representative commits: 1da2f500be5ed09a87c5cbb7d3d4c6f6e6a0531f; d9646df86d0bd3a7332feade42097f1656d5aeca; e96865582c5230a49f56b1064179933eccb84ee6. Major bugs fixed: - Navigation stability: Fixed temporary black screen on redundant screen reloads to improve UX continuity. Representative commits: cea9d1145b71d3c7e055aa3cb1edf378de297fa7. - Formatting and clean codebase: Applied ktfmt across the codebase to ensure consistent formatting and reduce review churn. Representative commits: 630fdebf17d75bca5001f7cadeab74f906936022; 50a23279190453e9ae541fdde314ec5fb49a948e; f452cca56168b2706a85a74f8c3643e133a48b0e. - Repository usage fix: Corrected deleteBooks onSuccess callback parameter name in BooksFirestoreRepository. Representative commits: f4d807ff3932ec45d4f0ea29dd5c3b09e9e800fa. - Test reliability and CI polish: Various test suite reliability improvements and UI navigation/CI test adjustments. Representative commits: 639c26ab57da372825443cf9aebff20f7eed1a6e; ff8e60d3a709ad67878126ced52853bca9bf55ff; 2028a6f0fb380143bc5df7337c9301304812b29b; 6fc353eea3c460e5c6aadef0e2c902f9e5e5c9db; 4574e572705103a4128c0056400474193fad8d72. Overall impact and accomplishments: - Delivered image-enabled book ads with a scalable Firebase-backed photo pipeline, improving user engagement and content quality. - Strengthened test coverage, reliability, and CI stability, enabling faster, safer releases. - Introduced user-centric features (language selection, cross-user profiles) that broaden app reach and improve social interactions. - Improved code quality and maintainability through consistent formatting and clearer documentation. Technologies and skills demonstrated: - Kotlin, Android app architecture, and navigation components. - Firebase Storage integration and PhotoFirestoreSource patterns. - Test-driven discipline: expanded unit/integration tests, end-to-end adjustments, and test reliability fixes. - ktfmt-based formatting discipline to maintain code consistency across the team.
Activity
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Quality Metrics
Correctness91.4%
Maintainability91.2%
Architecture85.4%
Performance85.4%
AI Usage22.0%
Skills & Technologies
Programming Languages
JavaKotlinXML
Technical Skills
AI IntegrationAPI IntegrationAndroid DevelopmentAndroid TestingCloud StorageCloud Storage ManagementCode CleanupCode DocumentationCode FormattingCode ReadabilityCode RefactoringCode formattingCoroutinesData HandlingData Management
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