Release cleanup

CONTRIBUTING.md

@@ -50,6 +50,9 @@ git submodule update --init --recursive
 
 The HiGHS library must be installed on your system.
 
+>[!NOTE]
+>If CMake cannot find a system-installed version of HiGHS, it will automatically download and build it as part of the project configuration process. While this simplifies setup, a pre-installed version is recommended for faster build times.
+
 #### macOS (Homebrew)
 
 This is the easiest method for macOS:
@@ -117,7 +120,7 @@ We use a standard out-of-source CMake build.
 
 This will create the main products in the `build/` directory:
 
-  * `libjres_solver.a` (or `.lib` on Windows): The static library.
+  * `libjres_solver.so` or `libjres_solver.a` (or `.dll`/`.lib`): The shared or static library. The type depends on the `BUILD_SHARED_LIBS` CMake option (defaults to ON).
   * `jres_solver` (or `jres_solver.exe`): The solver CLI executable.
   * `jres_formatter` (or `jres_formatter.exe`): The formatter CLI executable.
 

README.md

@@ -73,14 +73,18 @@ These structs are used to represent the availability of team members.
 | `schedule_len` | `int` | The number of schedule entries. |
 | `diagnosis` | `const char**` | An array of strings with diagnostic information. Empty on success. |
 | `diagnosis_len` | `int` | The number of diagnosis strings. |
+| `stats` | `JresSolverStats*` | Solver performance and complexity metrics. |
+| `options` | `JresSolverOptions*` | The options used to generate this solution. |
 | `teamMembers` | `JresTeamMember*` | A pointer to an array of team members, including their tzOffset. |
 | `teamMembers_len` | `int` | The number of team members. |
 
 `JresScheduleEntry`
 
 | Field | Type | Description |
 | :--- | :--- | :--- |
-| `stintId` | `int` | The ID of the stint. |
+| `id` | `int` | The ID of the stint. |
+| `startTime` | `const char*` | ISO 8601 timestamp for the start of the stint. |
+| `endTime` | `const char*` | ISO 8601 timestamp for the end of the stint. |
 | `driver` | `const char*` | Name of the assigned driver. |
 | `spotter` | `const char*` | Name of the assigned spotter. |
 
@@ -255,7 +259,9 @@ The `jres_output_to_json` function returns a JSON string containing the solution
 
 | Field | Type | Description |
 | :--- | :--- | :--- |
-| `stintId` | Integer | The ID of the stint. |
+| `id` | Integer | The ID of the stint. |
+| `startTime` | String | ISO 8601 timestamp for the start of the stint. |
+| `endTime` | String | ISO 8601 timestamp for the end of the stint. |
 | `driver` | String | Name of the assigned driver. |
 | `spotter` | String | Name of the assigned spotter (if Spotter Mode is active). |
 
@@ -268,9 +274,27 @@ When the solver fails, the `schedule` array will be empty, and the `diagnosis` a
 ```json
 {
   "schedule": [
-    { "stintId": 1, "driver": "Niki", "spotter": "Alain" },
-    { "stintId": 2, "driver": "Niki", "spotter": "Alain" },
-    { "stintId": 3, "driver": "Alain", "spotter": "Niki" }
+    {
+      "id": 1,
+      "startTime": "2024-06-15T15:00:00Z",
+      "endTime": "2024-06-15T16:00:00Z",
+      "driver": "Niki",
+      "spotter": "Alain"
+    },
+    {
+      "id": 2,
+      "startTime": "2024-06-15T16:00:00Z",
+      "endTime": "2024-06-15T17:00:00Z",
+      "driver": "Niki",
+      "spotter": "Alain"
+    },
+    {
+      "id": 3,
+      "startTime": "2024-06-15T17:00:00Z",
+      "endTime": "2024-06-15T18:00:00Z",
+      "driver": "Alain",
+      "spotter": "Niki"
+    }
   ],
   "diagnosis": []
 }

TOOLS.md

@@ -48,11 +48,11 @@ jres_solver.exe [options]
 | :--- | :------------------- | :-------------------------------------------------------------------------------------------- | :------ |
 | `-i` | `--input`            | Path to the race data `.json` file. Reads from `stdin` if omitted.                            | `stdin` |
 | `-o` | `--output`           | Path to save the calculated schedule (JSON). **Required for the Formatter.** | `stdout`|
-| `-t` | `--time-limit`       | Maximum time (in seconds) to let the optimizer run.                                           | `30`    |
+| `-t` | `--time-limit`       | Maximum time (in seconds) to let the optimizer run.                                           | `5`     |
 | `-q` | `--quiet`            | Suppress INFO logs and the printed schedule summary.                                          | `false` |
 | `-s` | `--spotter-mode`     | Strategy for assigning spotters. Options: `none`, `integrated`, `sequential`.                 | `none`  |
 |      | `--allow-no-spotter` | Allow specific stints to have no spotter assigned (if spotter mode is active).                | `false` |
-| `-g` | `--optimality-gap`   | Stop solver when the solution is within this gap of perfection (e.g., `0.01` for 1%).         | `0.0`   |
+| `-g` | `--optimality-gap`   | Stop solver when the solution is within this gap of perfection (e.g., `0.2` for 20%).         | `0.2`   |
 | `-d` | `--diagnose`         | Run in **Diagnostic Mode** to explain why a schedule is infeasible.                           | `false` |
 | `-h` | `--help`             | Print usage instructions.                                                                     |         |
 

include/jres_solver/jres_solver.hpp

@@ -200,6 +200,7 @@ JRES_SOLVER_API char* jres_output_to_json(const JresSolverOutput* output);
 
 JRES_SOLVER_API void free_jres_solver_input(JresSolverInput* input);
 JRES_SOLVER_API void free_jres_solver_output(JresSolverOutput* output);
+JRES_SOLVER_API const char* jres_get_last_error();
 JRES_SOLVER_API void free_json_string(char* json_string);
 
 #ifdef __cplusplus

src/jres_json_converter.cpp

@@ -3,7 +3,7 @@
  * @file src/jres_json_converter.cpp
  * @brief JSON conversion functions for the JRES Solver library.
  */
-#include "jres_solver/jres_json_converter.hpp"
+#include "jres_solver/jres_solver.hpp"
 #include "nlohmann/json.hpp"
 #include <iostream>
 #include <cstring>
@@ -57,7 +57,7 @@ char* allocate_and_copy(const std::string& s) {
     return cstr;
 }
 
-JresSolverInput* jres_input_from_json(const char* jsonData) {
+JRES_SOLVER_API JresSolverInput* jres_input_from_json(const char* jsonData) {
     last_error_message.clear(); // Clear previous error
     try {
         json j = json::parse(jsonData);
@@ -125,7 +125,7 @@ JresSolverInput* jres_input_from_json(const char* jsonData) {
 }
 
 
-char* jres_output_to_json(const JresSolverOutput* output) {
+JRES_SOLVER_API char* jres_output_to_json(const JresSolverOutput* output) {
     last_error_message.clear(); // Clear previous error
     if (!output) {
         last_error_message = "Output is nullptr.";
@@ -194,11 +194,11 @@ char* jres_output_to_json(const JresSolverOutput* output) {
     }
 }
 
-const char* jres_get_last_error() {
+JRES_SOLVER_API const char* jres_get_last_error() {
     return last_error_message.c_str();
 }
 
-void free_jres_solver_output(JresSolverOutput* output) {
+JRES_SOLVER_API void free_jres_solver_output(JresSolverOutput* output) {
     if (!output) {
         return;
     }
@@ -232,7 +232,7 @@ void free_jres_solver_output(JresSolverOutput* output) {
     delete output;
 }
 
-void free_jres_solver_input(JresSolverInput* input) {
+JRES_SOLVER_API void free_jres_solver_input(JresSolverInput* input) {
     if (!input) {
         return;
     }

src/jres_solver.cpp

@@ -7,9 +7,8 @@
 #include "jres_internal_types.hpp"
 #include "jres_standard_solver.hpp"
 #include "jres_diagnostic_solver.hpp"
-#include "jres_solver/jres_json_converter.hpp"
 
-JresSolverOutput* solve_race_schedule(const JresSolverInput* input, const JresSolverOptions* options) {
+JRES_SOLVER_API JresSolverOutput* solve_race_schedule(const JresSolverInput* input, const JresSolverOptions* options) {
     try {
         jres::internal::SolverInput internal_input = jres::internal::from_c_input(input);
         JresStandardSolver solver(internal_input, *options);
@@ -26,7 +25,7 @@ JresSolverOutput* solve_race_schedule(const JresSolverInput* input, const JresSo
     }
 }
 
-JresSolverOutput* diagnose_race_schedule(const JresSolverInput* input, const JresSolverOptions* options) {
+JRES_SOLVER_API JresSolverOutput* diagnose_race_schedule(const JresSolverInput* input, const JresSolverOptions* options) {
     try {
         jres::internal::SolverInput internal_input = jres::internal::from_c_input(input);
         JresDiagnosticSolver solver(internal_input, *options);
@@ -43,6 +42,6 @@ JresSolverOutput* diagnose_race_schedule(const JresSolverInput* input, const Jre
     }
 }
 
-void free_json_string(char* json_string) {
+JRES_SOLVER_API void free_json_string(char* json_string) {
     delete[] json_string;
 }