use std::collections::HashMap;

use serde::{Deserialize, Serialize};

use super::common::{AgentStatus, ReadFormat, ReadSource};

#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
pub struct AgentReadParams {
    pub target: String,
    pub source: ReadSource,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub lines: Option<u32>,
    #[serde(default)]
    pub format: ReadFormat,
    #[serde(default = "super::common::default_true")]
    pub strip_ansi: bool,
}

#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
pub struct AgentSendKeysParams {
    pub target: String,
    pub keys: Vec<String>,
}

#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
pub struct AgentWaitParams {
    pub target: String,
    #[serde(default, skip_serializing_if = "Vec::is_empty")]
    pub until: Vec<AgentStatus>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub timeout_ms: Option<u64>,
}

#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
pub struct AgentPromptWaitOptions {
    #[serde(default, skip_serializing_if = "Vec::is_empty")]
    pub until: Vec<AgentStatus>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub timeout_ms: Option<u64>,
}

#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
pub struct AgentRenameParams {
    pub target: String,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub name: Option<String>,
}

#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
pub struct AgentViewSetParams {
    pub source: String,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub label: Option<String>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub filter: Option<AgentViewFilter>,
    #[serde(default, skip_serializing_if = "Vec::is_empty")]
    pub sort: Vec<AgentViewSort>,
}

#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema, Default)]
pub struct AgentViewClearParams {
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub source: Option<String>,
}

#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
#[serde(tag = "op", rename_all = "snake_case")]
pub enum AgentViewFilter {
    All {
        filters: Vec<AgentViewFilter>,
    },
    Any {
        filters: Vec<AgentViewFilter>,
    },
    Not {
        filter: Box<AgentViewFilter>,
    },
    Eq {
        field: AgentViewField,
        value: AgentViewValue,
    },
    In {
        field: AgentViewField,
        values: Vec<AgentViewValue>,
    },
    Exists {
        field: AgentViewField,
    },
}

#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
#[serde(untagged)]
pub enum AgentViewField {
    Builtin(AgentViewBuiltinField),
    Token { token: String },
}

#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
#[serde(rename_all = "snake_case")]
pub enum AgentViewBuiltinField {
    Status,
    WorkspaceId,
    TabId,
    PaneId,
    Agent,
    Seen,
    StateChangeSeq,
}

#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
#[serde(untagged)]
pub enum AgentViewValue {
    String(String),
    Bool(bool),
    Number(u64),
    Context { context: AgentViewContext },
}

#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
#[serde(rename_all = "snake_case")]
pub enum AgentViewContext {
    CurrentWorkspaceId,
    CurrentTabId,
}

#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
pub struct AgentViewSort {
    pub field: AgentViewSortField,
    #[serde(default)]
    pub order: AgentViewSortOrder,
}

#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
#[serde(untagged)]
pub enum AgentViewSortField {
    Builtin(AgentViewBuiltinSortField),
    Token { token: String },
}

#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
#[serde(rename_all = "snake_case")]
pub enum AgentViewBuiltinSortField {
    WorkspaceOrder,
    TabOrder,
    PaneOrder,
    Attention,
    Status,
    Agent,
    Seen,
    StateChangeSeq,
}

#[derive(
    Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema, Default,
)]
#[serde(rename_all = "snake_case")]
pub enum AgentViewSortOrder {
    #[default]
    Asc,
    Desc,
}

#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
pub struct AgentStartParams {
    pub name: String,
    pub kind: String,
    pub pane_id: String,
    #[serde(default, skip_serializing_if = "Vec::is_empty")]
    pub args: Vec<String>,
    /// Startup timeout in milliseconds. Values must be greater than 3000 and at most 300000.
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub timeout_ms: Option<u64>,
}

#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
pub struct AgentPromptParams {
    pub target: String,
    pub text: String,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub wait: Option<AgentPromptWaitOptions>,
}

#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
pub struct AgentInfo {
    pub terminal_id: String,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub name: Option<String>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub agent: Option<String>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub title: Option<String>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub terminal_title: Option<String>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub terminal_title_stripped: Option<String>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub display_agent: Option<String>,
    pub agent_status: AgentStatus,
    #[serde(default, skip_serializing_if = "super::is_false")]
    pub screen_detection_skipped: bool,
    #[serde(default, skip_serializing_if = "HashMap::is_empty")]
    pub state_labels: HashMap<String, String>,
    #[serde(default, skip_serializing_if = "HashMap::is_empty")]
    #[schemars(schema_with = "super::common::metadata_token_values_schema")]
    pub tokens: HashMap<String, String>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub agent_session: Option<AgentSessionInfo>,
    pub workspace_id: String,
    pub tab_id: String,
    pub pane_id: String,
    pub focused: bool,
    #[serde(default, skip_serializing_if = "super::is_false")]
    pub launch_pending: bool,
    #[serde(default, skip_serializing_if = "super::is_false")]
    pub interactive_ready: bool,
    #[serde(default)]
    pub state_change_seq: u64,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub cwd: Option<String>,
    #[serde(default, skip_serializing_if = "Option::is_none")]
    pub foreground_cwd: Option<String>,
    pub revision: u64,
}

#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize, schemars::JsonSchema)]
pub struct AgentSessionInfo {
    pub source: String,
    pub agent: String,
    pub kind: crate::agent_resume::AgentSessionRefKind,
    pub value: String,
}