use std::collections::BTreeMap;

use crate::JsonSchema;
use crate::TS;
use codex_experimental_api_macros::ExperimentalApi;
use codex_utils_absolute_path::AbsolutePathBuf;
use serde::Deserialize;
use serde::Serialize;

use super::SortDirection;

#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, JsonSchema, TS)]
#[serde(rename_all = "camelCase")]
#[ts(export_to = "v2/")]
pub struct ProjectRoot {
    pub path: AbsolutePathBuf,
}

#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, JsonSchema, TS)]
#[serde(rename_all = "camelCase")]
#[ts(export_to = "v2/")]
pub struct Project {
    pub id: String,
    pub name: String,
    pub roots: Vec<ProjectRoot>,
    pub metadata: BTreeMap<String, String>,
    #[ts(type = "number")]
    pub position: i64,
    #[ts(type = "number")]
    pub created_at: i64,
    #[ts(type = "number")]
    pub updated_at: i64,
    /// Newest non-archived member thread's recency, in Unix seconds; null when none exist.
    #[ts(type = "number | null")]
    pub recency_at: Option<i64>,
}

#[derive(Serialize, Deserialize, Debug, Clone, Copy, PartialEq, Eq, JsonSchema, TS)]
#[serde(rename_all = "camelCase")]
#[ts(rename_all = "camelCase", export_to = "v2/")]
pub enum ProjectSortKey {
    Position,
    RecencyAt,
}

#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, JsonSchema, TS, ExperimentalApi)]
#[serde(rename_all = "camelCase")]
#[ts(export_to = "v2/")]
pub struct ProjectListParams {
    #[ts(optional = nullable)]
    pub cursor: Option<String>,
    #[ts(optional = nullable)]
    pub limit: Option<u32>,
    /// Defaults to position. Recency sorting always places empty projects last.
    #[ts(optional = nullable)]
    pub sort_key: Option<ProjectSortKey>,
    /// Requires sortKey. Defaults to asc for position and desc for recencyAt.
    #[ts(optional = nullable)]
    pub sort_direction: Option<SortDirection>,
}

#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, JsonSchema, TS)]
#[serde(rename_all = "camelCase")]
#[ts(export_to = "v2/")]
pub struct ProjectListResponse {
    pub data: Vec<Project>,
    pub next_cursor: Option<String>,
}

#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, JsonSchema, TS, ExperimentalApi)]
#[serde(rename_all = "camelCase")]
#[ts(export_to = "v2/")]
pub struct ProjectReadParams {
    pub project_id: String,
}

#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, JsonSchema, TS)]
#[serde(rename_all = "camelCase")]
#[ts(export_to = "v2/")]
pub struct ProjectReadResponse {
    pub project: Project,
}

#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, JsonSchema, TS, ExperimentalApi)]
#[serde(rename_all = "camelCase")]
#[ts(export_to = "v2/")]
pub struct ProjectCreateParams {
    pub name: String,
    pub roots: Vec<ProjectRoot>,
    #[ts(optional = nullable)]
    pub metadata: Option<BTreeMap<String, String>>,
    pub idempotency_key: String,
}

#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, JsonSchema, TS)]
#[serde(rename_all = "camelCase")]
#[ts(export_to = "v2/")]
pub struct ProjectCreateResponse {
    pub project: Project,
}

#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, JsonSchema, TS, ExperimentalApi)]
#[serde(rename_all = "camelCase")]
#[ts(export_to = "v2/")]
pub struct ProjectImportParams {
    pub name: String,
    pub roots: Vec<ProjectRoot>,
    #[ts(optional = nullable)]
    pub metadata: Option<BTreeMap<String, String>>,
    #[ts(optional = nullable)]
    pub threads: Option<Vec<String>>,
    pub idempotency_key: String,
}

#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, JsonSchema, TS)]
#[serde(rename_all = "camelCase")]
#[ts(export_to = "v2/")]
pub struct ProjectImportResponse {
    pub project: Project,
}

#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, JsonSchema, TS, ExperimentalApi)]
#[serde(rename_all = "camelCase")]
#[ts(export_to = "v2/")]
pub struct ProjectUpdateParams {
    pub project_id: String,
    #[ts(optional = nullable)]
    pub name: Option<String>,
    #[ts(optional = nullable)]
    pub roots: Option<Vec<ProjectRoot>>,
    #[ts(optional = nullable)]
    pub metadata: Option<BTreeMap<String, String>>,
}

#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, JsonSchema, TS)]
#[serde(rename_all = "camelCase")]
#[ts(export_to = "v2/")]
pub struct ProjectUpdateResponse {
    pub project: Project,
}

#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, JsonSchema, TS, ExperimentalApi)]
#[serde(rename_all = "camelCase")]
#[ts(export_to = "v2/")]
pub struct ProjectMoveParams {
    pub project_id: String,
    #[ts(optional = nullable)]
    pub before_project_id: Option<String>,
}

#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, JsonSchema, TS)]
#[serde(rename_all = "camelCase")]
#[ts(export_to = "v2/")]
pub struct ProjectMoveResponse {}

#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, JsonSchema, TS, ExperimentalApi)]
#[serde(rename_all = "camelCase")]
#[ts(export_to = "v2/")]
pub struct ProjectDeleteParams {
    pub project_id: String,
}

#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, JsonSchema, TS)]
#[serde(rename_all = "camelCase")]
#[ts(export_to = "v2/")]
pub struct ProjectDeleteResponse {}

#[derive(Serialize, Deserialize, Debug, Clone, Copy, PartialEq, Eq, JsonSchema, TS)]
#[serde(rename_all = "camelCase")]
#[ts(export_to = "v2/")]
pub enum ProjectChangeType {
    Created,
    Updated,
    Deleted,
}

#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, JsonSchema, TS)]
#[serde(rename_all = "camelCase")]
#[ts(export_to = "v2/")]
pub struct ProjectChangedNotification {
    pub project_id: String,
    pub change_type: ProjectChangeType,
}

#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, Eq, JsonSchema, TS)]
#[serde(rename_all = "camelCase")]
#[ts(export_to = "v2/")]
pub struct ThreadProjectUpdatedNotification {
    pub thread_id: String,
    #[schemars(
        required,
        schema_with = "crate::protocol::serde_helpers::nullable_string_schema"
    )]
    pub project_id: Option<String>,
}