Langelier Saturation Index — version history

This update focuses on faster workflow, clearer record handling, and stronger data portability for day-to-day pool and spa service operations. What’s new in this version: - Added a full tabbed app structure for Records, Add Site, Stats, Spreadsheet, Export, Quick Calc, and Help. - Improved the record-first workflow so new measurements can be started, edited, and saved with fewer taps. - Added better draft handling when creating a new reading from the Records tab. Records improvements: - Added record search across site name, date text, and notes. - Added segmented date sorting so you can switch between newest-first and oldest-first views. - Added swipe actions to duplicate existing records quickly. - Added swipe actions to share a single record from the list. - Added delete confirmation to reduce accidental data loss. - Improved empty-state messaging for no records and no search results. Calculator and input updates: - Improved quick entry flow for TDS, water temp, calcium hardness, alkalinity, and pH. - Added stronger input validation boundaries for chemistry values. - Improved error messages for invalid or out-of-range entries. - Added updated LSI category messaging and color-coded result states. - Preserved recent input defaults to reduce repetitive typing. Add Site enhancements: - Added reusable site name and notes storage. - Added “Choose saved site” picker flow for faster form filling. - Added save confirmation toast so technicians get immediate feedback. - Improved keyboard dismissal and form usability. Stats enhancements: - Added per-site stats navigation from the main Stats list. - Added minimum, maximum, and average summaries for major chemistry metrics. - Added one-tap share output for site statistics. - Improved stats layout readability for on-site review. Spreadsheet upgrades: - Added spreadsheet-style grid browsing for dense record review. - Added column header sorting interactions. - Added initial load optimization and incremental “Load Next Rows” paging. - Added loading state UI to clarify when rows are being prepared. - Added device-aware batch sizing for iPhone and iPad performance. Export and backup improvements: - Added CSV export for GameStats records. - Added JSON export for GameStats records. - Added full database JSON export for broader backup needs. - Added JSON import flow with confirmation step before applying data. - Added import result messaging to show object count after completion. Quick Calc tab updates: - Added standalone local quick calculator mode with no Core Data dependency. - Added local persistence for the most recent calculation result. - Added reset, randomize, and share actions in the Quick Calc menu. - Added saved timestamp visibility for the last local calculation. Help and About updates: - Added expanded in-app Help sections covering app flow and key screens. - Added About screen details for version/build display. - Added privacy and terms messaging in the About view. Under-the-hood work: - Improved asynchronous loading patterns in Spreadsheet view. - Improved state handling for list/detail behavior across compact and regular layouts. - Added utility extensions and test coverage for sorting, stats, spreadsheet behavior, and help/about content. Quality and workflow polish: - Improved contextual help text so new technicians can onboard faster. - Refined wording and labels across multiple screens for clearer in-field use. - Updated sharing and export flows to make handoff to clients and managers more consistent. Thanks to everyone using LSI Calc DB in the field. This release is centered on reliability, faster daily logging, and easier reporting for pool water balance work.

This update focuses on faster workflow, clearer record handling, and stronger data portability for day-to-day pool and spa service operations. What’s new in this version: - Added a full tabbed app structure for Records, Add Site, Stats, Spreadsheet, Export, Quick Calc, and Help. - Improved the record-first workflow so new measurements can be started, edited, and saved with fewer taps. - Added better draft handling when creating a new reading from the Records tab. Records improvements: - Added record search across site name, date text, and notes. - Added segmented date sorting so you can switch between newest-first and oldest-first views. - Added swipe actions to duplicate existing records quickly. - Added swipe actions to share a single record from the list. - Added delete confirmation to reduce accidental data loss. - Improved empty-state messaging for no records and no search results. Calculator and input updates: - Improved quick entry flow for TDS, water temp, calcium hardness, alkalinity, and pH. - Added stronger input validation boundaries for chemistry values. - Improved error messages for invalid or out-of-range entries. - Added updated LSI category messaging and color-coded result states. - Preserved recent input defaults to reduce repetitive typing. Add Site enhancements: - Added reusable site name and notes storage. - Added “Choose saved site” picker flow for faster form filling. - Added save confirmation toast so technicians get immediate feedback. - Improved keyboard dismissal and form usability. Stats enhancements: - Added per-site stats navigation from the main Stats list. - Added minimum, maximum, and average summaries for major chemistry metrics. - Added one-tap share output for site statistics. - Improved stats layout readability for on-site review. Spreadsheet upgrades: - Added spreadsheet-style grid browsing for dense record review. - Added column header sorting interactions. - Added initial load optimization and incremental “Load Next Rows” paging. - Added loading state UI to clarify when rows are being prepared. - Added device-aware batch sizing for iPhone and iPad performance. Export and backup improvements: - Added CSV export for GameStats records. - Added JSON export for GameStats records. - Added full database JSON export for broader backup needs. - Added JSON import flow with confirmation step before applying data. - Added import result messaging to show object count after completion. Quick Calc tab updates: - Added standalone local quick calculator mode with no Core Data dependency. - Added local persistence for the most recent calculation result. - Added reset, randomize, and share actions in the Quick Calc menu. - Added saved timestamp visibility for the last local calculation. Help and About updates: - Added expanded in-app Help sections covering app flow and key screens. - Added About screen details for version/build display. - Added privacy and terms messaging in the About view. Under-the-hood work: - Improved asynchronous loading patterns in Spreadsheet view. - Improved state handling for list/detail behavior across compact and regular layouts. - Added utility extensions and test coverage for sorting, stats, spreadsheet behavior, and help/about content. Quality and workflow polish: - Improved contextual help text so new technicians can onboard faster. - Refined wording and labels across multiple screens for clearer in-field use. - Updated sharing and export flows to make handoff to clients and managers more consistent. Thanks to everyone using LSI Calc DB in the field. This release is centered on reliability, faster daily logging, and easier reporting for pool water balance work.