# jobs.ludic - the written jobs: offered by standing and story, taken, readied, handed in and paid
export function jobs_ok(i: int) -> bool { return i >= 0 and i < JOB_COUNT }

export function jobs_state(jobs_st: JobsState, i: int) -> int {
  return jobs_st.jobs__st[i]
}

export function jobs_have(jobs_st: JobsState, i: int) -> int {
  return jobs_st.jobs__hv[i]
}

export function jobs_ready_now(jobs_st: JobsState, i: int) -> bool { return jobs_state(jobs_st, i) == JOBS_READY }

# taken and not yet paid
export function jobs_under_way(jobs_st: JobsState, i: int) -> bool {
  let s = jobs_state(jobs_st, i)
  return s == JOBS_ACTIVE or s == JOBS_READY
}

# on offer: not taken, the scope's standing and the story far enough, and the game allowing it
export function jobs_offered(jobs_st: JobsState, i: int) -> bool {
  let d = Jobs[i]
  if jobs_state(jobs_st, i) != JOBS_OFFERED or JobsWorld.day() < jobs_st.jobs__back[i] { return false }
  return JobsWorld.rep(d.scope) >= d.minrep and JobsWorld.stage() >= d.minstage and JobsWorld.open(i)
}

export function jobs_take(jobs_st: mut JobsState, i: int) -> bool {
  if not jobs_ok(i) or jobs_state(jobs_st, i) != JOBS_OFFERED or JobsWorld.day() < jobs_st.jobs__back[i] { return false }
  jobs_st.jobs__st[i] = JOBS_ACTIVE
  jobs_st.jobs__hv[i] = 0
  jobs__recheck_one(jobs_st, i)
  return true
}

# a count has moved: a job with a need is ready when it is met
function jobs__moved(jobs_st: mut JobsState, i: int, was: int) -> void {
  let d = Jobs[i]
  if d.need > 0 and jobs_st.jobs__hv[i] > d.need { jobs_st.jobs__hv[i] = d.need }
  if jobs_st.jobs__hv[i] > was { jobs__fact(jobs_st, JOBS_F_PROGRESSED, i, -1, -1, jobs_st.jobs__hv[i], d.need) }
  if jobs_st.jobs__st[i] == JOBS_ACTIVE and d.need > 0 and jobs_st.jobs__hv[i] >= d.need { jobs_ready(jobs_st, i) }
}

# the game's own play: a step counter, a mask of targets met
export function jobs_set_have(jobs_st: mut JobsState, i: int, v: int) -> void {
  let was = jobs_have(jobs_st, i)
  jobs_st.jobs__hv[i] = v
  jobs__moved(jobs_st, i, was)
}

export function jobs_add_have(jobs_st: mut JobsState, i: int, n: int) -> void { jobs_set_have(jobs_st, i, jobs_have(jobs_st, i) + n) }

export function jobs_mark(jobs_st: mut JobsState, i: int, bit: int) -> void { jobs_set_have(jobs_st, i, jobs_have(jobs_st, i) | (1 << bit)) }

# everything in hand
export function jobs_ready(jobs_st: mut JobsState, i: int) -> void {
  if jobs_state(jobs_st, i) != JOBS_ACTIVE { return }
  jobs_st.jobs__st[i] = JOBS_READY
  jobs__fact(jobs_st, JOBS_F_COMPLETED, i, -1, -1, jobs_st.jobs__hv[i], Jobs[i].need)
}

export function jobs_hand_in(jobs_st: mut JobsState, i: int) -> bool {
  if not jobs_ok(i) or jobs_state(jobs_st, i) != JOBS_READY { return false }
  let d = Jobs[i]
  jobs_st.jobs__st[i] = JOBS_DONE
  if d.group >= 0 and d.group < JOBS_GROUPS { jobs_st.jobs__done_n[d.group] += 1 }
  JobsPay.reward(d.scope, d.money, d.rep)
  jobs__fact(jobs_st, JOBS_F_HANDED_IN, i, -1, -1, jobs_st.jobs__hv[i], d.need)
  return true
}

# finished and paid in one go, whatever the count says
export function jobs_complete(jobs_st: mut JobsState, i: int) -> bool {
  if not jobs_ok(i) or not jobs_under_way(jobs_st, i) { return false }
  jobs_ready(jobs_st, i)
  return jobs_hand_in(jobs_st, i)
}

# the state outright: the host's word for a party job, a test
export function jobs_set(jobs_st: mut JobsState, i: int, state: int, have: int) -> void {
  jobs_st.jobs__st[i] = state
  jobs_st.jobs__hv[i] = have
}

export function jobs_done(jobs_st: JobsState, group: int) -> int {
  if group < 0 or group >= JOBS_GROUPS { return 0 }
  return jobs_st.jobs__done_n[group]
}

export function jobs_set_done(jobs_st: mut JobsState, group: int, n: int) -> void {
  if group >= 0 and group < JOBS_GROUPS { jobs_st.jobs__done_n[group] = n }
}