---
- name: Ensure Slurm QoS exist
  when: slurm_qos_settings | default([]) | length > 0
  block:
    - name: Check Slurm QoS list
      ansible.builtin.command: "sacctmgr -Pn show qos format=name"
      register: qos_list
      changed_when: false
      failed_when: false

    - name: Add Slurm QoS (if missing)
      ansible.builtin.command: >
        sacctmgr -i add qos {{ item.name }}
      loop: "{{ slurm_qos_settings }}"
      loop_control:
        label: "{{ item.name }}"
      when: qos_list.stdout is not search(item.name)
      changed_when: true

    - name: Modify Slurm QoS (if already exists)
      ansible.builtin.command: >
        sacctmgr -i modify qos where name={{ item.name }} set
        {% if item.MaxTRES is defined %}MaxTRES={{ item.MaxTRES }}{% endif %}
        {% if item.MaxTRESPU is defined %}MaxTRESPU={{ item.MaxTRESPU }}{% endif %}
        {% if item.MaxSubmitJobs is defined %}MaxSubmitJobs={{ item.MaxSubmitJobs }}{% endif %}
        {% if item.MaxJobsPerUser is defined %}MaxJobsPerUser={{ item.MaxJobsPerUser }}{% endif %}
        {% if item.GraceTime is defined %}GraceTime={{ item.GraceTime }}{% endif %}
        {% if item.Preempt is defined %}Preempt={{ item.Preempt }}{% endif %}
      loop: "{{ slurm_qos_settings }}"
      loop_control:
        label: "{{ item.name }}"
      when: qos_list.stdout is search(item.name)
      changed_when: true

- name: Ensure Slurm accounts exist
  when: slurm_qos_accounts | default([]) | length > 0
  block:
    - name: Get Slurm cluster list
      ansible.builtin.command: "sacctmgr -Pn show cluster format=cluster"
      register: cluster_list
      changed_when: false
      failed_when: false

    - name: Set cluster fact if only one cluster is found
      ansible.builtin.set_fact:
        slurm_cluster_name: "{{ cluster_list.stdout_lines[0] }}"
      when: cluster_list.stdout_lines | length == 1

    - name: Check if Slurm account exists
      ansible.builtin.command: "sacctmgr -Pn list account name={{ item.name }} format=account"
      register: account_check
      changed_when: false
      failed_when: false
      loop: "{{ slurm_qos_accounts }}"
      loop_control:
        label: "{{ item.name }}"

    - name: Add Slurm account
      ansible.builtin.command: >
        sacctmgr -i add account name={{ item.item.name }}
        cluster={{ slurm_cluster_name }}
        {% if item.item.organization is defined %}Organization={{ item.item.organization }}{% endif %}
        {% if item.item.description is defined %}Description="{{ item.item.description }}"{% endif %}
        {% if item.item.parent is defined %}Parent={{ item.item.parent }}{% endif %}
      loop: "{{ account_check.results }}"
      loop_control:
        label: "{{ item.item.name }}"
      when: item.stdout is not search(item.item.name)
      changed_when: true

- name: Ensure Slurm users exist with partition limits
  when: slurm_qos_users | default([]) | length > 0
  block:
    - name: Check existing Slurm users
      ansible.builtin.command: "sacctmgr -Pn list users format=user"
      register: user_list
      changed_when: false
      failed_when: false

    - name: Add Slurm user if not already present
      ansible.builtin.command: >
        sacctmgr -i add user name={{ item.username }}
        cluster={{ slurm_cluster_name }}
        account={{ item.sponsor | default('orcd') }}
        {% if item.partitions is defined and item.partitions | length > 0 %}
          partition={{ item.partitions | map(attribute='name') | join(',') }}
        {% else %}
          partition=debug,preempt
        {% endif %}
        {% if item.qos_list is defined and item.qos_list | length > 0 %}
          QOS={{ item.qos_list | join(',') }}
        {% else %}
          QOS=debug_qos,preempt_qos
        {% endif %}
        {% if item.qos_default is defined %}
          DefaultQOS={{ item.qos_default }}
        {% else %}
          DefaultQOS=preempt_qos
        {% endif %}
        {% if item.comment is defined %}Comment="{{ item.comment }}"{% endif %}
      loop: "{{ slurm_qos_users }}"
      loop_control:
        label: "{{ item.username }}"
      when: user_list.stdout is not search(item.username)
      changed_when: true
      register: user_creation_result
      failed_when: user_creation_result.rc != 0

    - name: Check existing partition associations
      ansible.builtin.command: >
        sacctmgr -Pn show assoc where user={{ item.username }} cluster={{ slurm_cluster_name }} account={{ item.sponsor | default('orcd') }} format=Partition,QOS,DefaultQOS
      register: assoc_check
      loop: "{{ slurm_qos_users }}"
      loop_control:
        label: "{{ item.username }}"
      when: user_list.stdout is search(item.username)
      changed_when: false
      failed_when: false

    - name: Ensure partition associations exist for existing users
      ansible.builtin.command: >
        sacctmgr -i add user name={{ item.0.username }}
        cluster={{ slurm_cluster_name }}
        account={{ item.0.sponsor | default('orcd') }}
        partition={{ item.1.name }}
        {% if item.1.name == 'admin' %}
          QOS=admin_qos DefaultQOS=admin_qos
        {% endif %}
      loop: "{{ slurm_qos_users | subelements('partitions') }}"
      loop_control:
        label: "{{ item.0.username }} - {{ item.1.name }}"
      when:
        - user_list.stdout is search(item.0.username)
        - assoc_check.results | selectattr('item.username', 'equalto', item.0.username) | map(attribute='stdout') | first | default('') is not search(item.1.name)
      changed_when: true

    - name: Update QoS for existing admin partition associations
      ansible.builtin.command: >
        sacctmgr -i modify user where
        name={{ item.0.username }}
        cluster={{ slurm_cluster_name }}
        account={{ item.0.sponsor | default('orcd') }}
        partition={{ item.1.name }}
        set QOS=admin_qos DefaultQOS=admin_qos
      loop: "{{ slurm_qos_users | subelements('partitions') }}"
      loop_control:
        label: "{{ item.0.username }} - {{ item.1.name }}"
      when:
        - user_list.stdout is search(item.0.username)
        - item.1.name == 'admin'
        - assoc_check.results | selectattr('item.username', 'equalto', item.0.username) | map(attribute='stdout') | first | default('') is search(item.1.name)
      changed_when: true

    - name: Set partition-specific node limits
      ansible.builtin.command: >
        sacctmgr -i modify user where
        name={{ item.0.username }}
        cluster={{ slurm_cluster_name }}
        account={{ item.0.sponsor | default('orcd') }}
        partition={{ item.1.name }}
        set
        {% if item.1.max_nodes is defined and item.1.max_nodes | int == -1 %}
          GrpTRES=
        {% elif item.1.max_nodes is defined and item.1.max_nodes | int >= 0 %}
          GrpTRES=node={{ item.1.max_nodes }}
        {% else %}
          GrpTRES={{ item.1.grptres | default(
            slurm_qos_partition_defaults[item.1.name].grptres if item.1.name in slurm_qos_partition_defaults else
            'node=' + (
              item.1.max_nodes | default(
                slurm_qos_partition_defaults[item.1.name].max_nodes if item.1.name in slurm_qos_partition_defaults else
                '4' if item.1.name == 'preempt' else
                '2' if item.1.name == 'debug' else
                '' if item.1.name == 'admin' else
                ''
              )
            ) | string
          ) }}
        {% endif %}
      loop: "{{ slurm_qos_users | subelements('partitions') }}"
      loop_control:
        label: "{{ item.0.username }} - {{ item.1.name }}"
      changed_when: true