Init project

src-tauri/src/fairness.rs

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+// list of algos/methods that make sure the state of the schedule is still fair
+
+use crate::model::{Day, MonthlySchedule, Resident};
+
+// return yes if any resident has a shift in back to bacak days
+// TODO: performance: this could only check the current recursion resident otherwise we would have cut the branch earlier
+pub fn back_to_back_shifts(schedule: &MonthlySchedule) -> bool {
+    schedule.contains_any_consecutive_shifts()
+}
+
+// return yes if the same resident has a shift on a sunday and also the next saturday
+pub fn sunday_and_next_saturday_shifts(schedule: &MonthlySchedule, resident: &Resident) -> bool {
+    todo!()
+}
+
+// find if a pair exists doing a shift at the same day, if yes return true
+pub fn pair_exists(
+    schedule: &MonthlySchedule,
+    resident_a: &Resident,
+    resident_b: &Resident,
+) -> bool {
+    todo!()
+}
+
+// if day is odd then open otherwise closed
+pub fn is_closed(day: &Day) -> bool {
+    todo!()
+}
+
+// here include:
+// if total shifts are 50 and there are 5 residents BUT this resident has reduced workload, he should to 9 instead of 10
+// if resident has specific shift types then see he is not put in a wrong shift type
+// if resident has a max limit of shifts see that he is not doing more
+pub fn are_personal_restrictions_met(resident: &Resident) -> bool {
+    todo!()
+}